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Lenovo ThinkCentre E73

1. i i a EEE En E Figure 9 System board part locations E 4 pin power connector El Microprocessor fan connector E Memory slot 2 DIMM2 Power fan connector EX 14 pin power connector SATA 3 0 connectors EEJ SATA 2 0 connector EE Front USB connector 1 for connecting USB ports 1 and 2 on the front bezel Clear CMOS Complementary Metal Oxide Semiconductor Recovery jumper EE Front audio connector PCI Express x1 card slots 2 EE System fan connector ou di dato E Microprocessor El Memory slot 1 DIMM1 E Thermal sensor connector El Hard disk drive Optical drive power connectors number and location vary by model BIOS ROM Power supply fan connector Front panel connector for connecting LED indicators and the power button Front USB connector 2 for connecting an additional USB device Serial connector EIJ Internal speaker connector FA PCI Express x16 graphics card slot E Battery Chapter 8 Locations 79 Locating internal drives Internal drives are devices that your computer uses to read and store data You can add drives to your computer to increase storage capacity and enable your computer to read other types of media Internal drives are installed in
2. Figure 97 Removing the heat sink and fan assembly 7 Lift the failing heat sink and fan assembly off the system board Notes a You might have to gently twist the heat sink and fan assembly to free it from the microprocessor b When handling the heat sink and fan assembly do not touch the thermal grease on the bottom of the heat sink and fan assembly 8 Place the new heat sink and fan assembly on the system board so that the four screws are aligned with the corresponding holes in the system board Note Position the new heat sink and fan assembly so that the heat sink and fan assembly cable is toward the microprocessor fan connector on the system board 9 Follow the following sequence to install the four screws to secure the new heat sink and fan assembly Do not over tighten the screws a Partially tighten screw El then fully tighten screw EE and then fully tighten screw EL b Partially tighten screw EE then fully tighten screw EJ and then fully tighten screw IE 10 Connect the new heat sink and fan assembly cable to the microprocessor fan connector on the system board See Locating parts on the system board on page 79 150 ThinkCentre E73 Hardware Maintenance Manual 11 Lower and position the heat sink fan duct on the top of the heat sink and fan assembly until it snaps into position Figure 98 Installing the heat sin
3. AILLLLLLLLILLLILILILII Figure 3 Component locations The following table lists the major FRUs shown in Figure 3 Component locations on page 70 and identifies which FRUs also are self service CRUs or optional service CRUs 70 ThinkCentre E73 Hardware Maintenance Manual Notes e Self service CRUs These CRUs unplug or are secured by no more than two screws Examples of these types of CRUs include the keyboard the mouse any USB device and the power cord Other self service CRUs depending on product design might include memory modules adapter cards hard disk drives and optical drives e Optional service CRUs These CRUs are isolated parts within the computer and are concealed by an access panel that is typically secured by more than two screws Once the access panel is removed the specific CRU is visible FRU description Power supply assembly Heat sink and fan assembly Optical drive available on some models Front Wi Fi antenna available on some models 7 com TIEN DE erases DE mismo E Sento e fee Wi Fi adapter card available on some models Wi Fi card module available on some models a Rear Wi Fi antenna available on some models 17 Peripheral Component Interconnect PCI PCI Express card installed on some models available on some models B Rear fan assembly E vws O o y Looking up FRU information Self service CRU
4. 09 2 ASK ES ce 88 Figure 7 Rear connector locations Power cord connector EJ VGA monitor connector H USB 2 0 connectors El Audio line out connector EJ PCI Express x16 graphics card slot Ethernet connector Padlock loop Connector Audio line in connector Audio line out connector DisplayPort connector E DisplayPort connector EJ USB 3 0 connectors EJ Microphone connector E Audio line in connector PCI Express x1 card slots 2 Security lock slot Description Used to receive audio signals from an external audio device such as a stereo system When you attach an external audio device a cable is connected between the audio line out connector of the device and the audio line in connector of the computer Used to send audio signals from the computer to external devices such as powered stereo speakers speakers with built in amplifiers headphones multimedia keyboards or the audio line in connector on a stereo system or other external recording device Used to attach a high performance monitor a direct drive monitor or other devices that use a DisplayPort connector Chapter 8 Locations 75 Connector Ethernet connector Microphone connector USB 2 0 connector USB 3 0 connector VGA monitor connector Description Used to attach an Ethernet cable for a local area network LAN Not
5. SOS SSSSSS SOSSSSSSSSS SI SISSSISSSS a SS SSSA D OS SS SSSA SS SS SO hay SOSSSSSEs WW IT SS Figure 44 Removing the front audio and USB assembly 7 Install the new front audio and USB assembly into the chassis and align the screw hole in the bracket with the corresponding hole in the chassis 8 Install the screw to secure the new front audio and USB assembly to the chassis 9 Reconnect the front audio and USB assembly cables to the front audio connector and the front USB connector on the system board See Locating parts on the system board on page 72 What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 121 Replacing the Wi Fi units Attention Do not open your computer or attempt any repair before reading and understanding the Important safety information on page 1 This section provides instructions on how to replace the Wi Fi units The Wi Fi units include a Wi Fi adapter card a Wi Fi card module and a rear Wi Fi antenna cable Replacing the Wi Fi units involves the following operations e Removing the Wi Fi adapter card on page 111 e Removing the Wi Fi card module on page 113 e Installing the Wi Fi units on page 114 Removing the Wi Fi adapter card To remove a Wi Fi adapter card do the following
6. WR N Er DES D KS S S OOO Figure 16 Installing a PCI Express card 8 Reinstall the screw to secure the PCI Express card latch in place What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 121 Installing or replacing a memory module Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to install or replace a memory module Your computer has two slots for installing or replacing double data rate 3 unbuffered dual inline memory modules DDR3 UDIMMs that provide up to a maximum of 8 GB system memory When installing or replacing a memory module use 1 GB 2 GB or 4 GB DDR3 UDIMMs in any combination up to a maximum of 8 GB To install or replace a memory module do the following 1 Turn off the computer and disconnect all power cords from electrical outlets Remove the computer cover See Removing the computer cover on page 82 Lay the computer on its side for easier access to the system board Locate the memory slots See Locating parts on the system board on page 72 Remove any parts that might prevent your access to the memory slots Depending on your computer model you might need to remove the PCI E
7. Reinstall any parts and reconnect any cables that have been removed or disconnected Reinstall the computer cover and reconnect the power cords for the computer and monitor For machine types 1577 1579 and 1607 see Completing the parts replacement on page 121 For machine types 1578 1583 and 1652 see Completing the parts replacement on page 171 Turn on the computer and then insert the POST and BIOS update flash update disc into the optical drive Wait a few minutes Then the recovery session begins The recovery session will take two to three minutes During this time a warning message will be displayed and no action is needed from you After the recovery session is completed there will be no video and your computer will automatically turn off Repeat step 1 through step 4 Move the jumper back to the standard position pin 1 and pin 2 Reinstall any parts and reconnect any cables that have been removed or disconnected Reinstall the computer cover and reconnect power cords and all other external cables For machine types 1577 1579 and 1607 see Completing the parts replacement on page 121 For machine types 1578 1583 and 1652 see Completing the parts replacement on page 171 Chapter 11 Additional service information 175 14 Turn on the computer to restart the operating system Power management Power management reduces the power consumption of certain components of the computer su
8. Chapter 9 Replacing FRUs machine types 10AS and 10AU 111 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 82 3 If your computer comes with a Wi Fi card module that supports the Bluetooth function disconnect the Bluetooth cable from the Wi Fi adapter card O Figure 45 Disconnecting the Bluetooth cable Note The Bluetooth cable connects the Bluetooth connector on the Wi Fi adapter card to the front USB connector on the system board to support the Bluetooth function 4 At the rear of the computer remove the screw that secures the PCI card latch 112 ThinkCentre E73 Hardware Maintenance Manual 5 Grasp the Wi Fi adapter card that is currently installed and gently pull it out of the slot DS Y KO AR a SN NI a2 WII E Figure 46 Removing the Wi Fi adapter card Note The card fits tightly into the card slot If necessary alternate moving each side of the card a small amount until it is removed from the card slot Removing the Wi Fi card module To remove the Wi Fi card module do the following 1 Remove the Wi Fi adapter card from the computer and then disconnect the front and rear Wi Fi antenna cables from the Wi Fi card module Figure 47 Removing the Wi Fi antenna cables Chapter 9 Replacing FRUs machine types 10AS and 10AU 113 2 Remove t
9. Figure 43 Installing the socket cover onto the microprocessor socket 3 Carefully check the four corners of the socket cover to ensure that the cover is seated securely 4 Follow any additional instructions included with the replacement part you received Replacing the front audio and USB assembly Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to replace the front audio and USB assembly To replace the front audio and USB assembly do the following 1 Turn off the computer and disconnect all power cords from electrical outlets Remove the computer cover See Removing the computer cover on page 82 Remove the front bezel See Removing and reinstalling the front bezel on page 83 Locate the front audio and USB assembly Disconnect the front audio and USB assembly cables from the system board See Locating parts on the system board on page 72 oa A O N Note Ensure that you note the locations of the cables when you disconnect the cables from the system board 110 ThinkCentre E73 Hardware Maintenance Manual 6 Remove the screw that secures the front audio and USB assembly bracket to the chassis to remove the bracket from the chassis amp III ES S SSII RS SIIIIIIIIIN SIIIIIIIIIS SOSSSSSSSSS POSSSSSSSSGs gt SIIIIIIIIIIN y S 4 gt A SSIS INS DN S
10. Connect the new heat sink and fan assembly cable to the microprocessor fan connector on the system board See Locating parts on the system board on page 72 What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 121 Replacing the thermal sensor Attention Do not open your computer or attempt any repair before reading and understanding the Important safety information on page 1 This section provides instructions on how to replace the thermal sensor To replace the thermal sensor do the following 1 ar DY Remove all media from the drives and turn off all attached devices and the computer Then disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer Remove the computer cover See Removing the computer cover on page 82 Remove the front bezel See Removing and reinstalling the front bezel on page 83 Locate the thermal sensor See Locating major FRUs and CRUs on page 69 Disconnect the thermal sensor cable from the thermal sensor connector on the system board See Locating parts on the system board on page 72 Chapter 9 Replacing FRUs machine types 10AS and 10AU 103 6 From inside the chassis pivot the retaining clip Bi that secures the plastic holder of the thermal sensor inward a
11. To access Lenovo programs from Control Panel do the following Note Some Lenovo programs might not be displayed in Control Panel To find these programs use Windows Search 1 Click Start gt Control Panel Change the view of Control Panel from Category to Large icons or Small icons 2 Locate the program by the icon name and then click the program to launch it The following table lists the programs available on the Windows 7 operating system Note Depending on your computer model some of the Lenovo programs might not be available Table 1 Lenovo programs available on the Windows 7 operating system Program name iconneme Communications Utility Lenovo Web Conferencing Fingerprint Manager Pro or Lenovo Fingerprint Manager Pro or Lenovo Fingerprint Reader ThinkVantage Fingerprint Software Accessing Lenovo programs on the Windows 8 or Windows 8 1 operating system If your computer is preinstalled with the Microsoft Windows 8 or Microsoft Windows 8 1 operating system you can access Lenovo programs by doing one of the following e On the Windows 8 operating system press the Windows key H to go to the Start screen Click a Lenovo program to launch it If you cannot find the program you need move the pointer to the bottom right corner of the screen to display the charms Then click the Search charm to search for the desired program e On the Windows 8 1 operating system press the Windows key E to go to the Start screen
12. 396 5 mm 15 6 inches Depth 399 6 mm 15 7 inches Weight Maximum configuration as shipped 7 5 kg 16 5 lb without package Maximum configuration as shipped 10 5 kg 23 1 Ib with package Environment e Air temperature Operating 10 C to 35 C 50 F to 95 F Storage in original shipping package 40 C to 60 C 40 F to 140 F Storage without package 10 C to 60 C 14 F to 140 F without package e Humidity Operating 20 to 80 non condensing Non operating 20 to 90 non condensing e Altitude Operating 15 2 to 3 048 m 50 to 10 000 ft Non operating 15 2 to 10 668 m 50 to 35 000 ft Electrical input e Input voltage Low range Minimum 100 V ac Maximum 127 V ac Input frequency range 50 60 Hz High range Minimum 200 V ac Maximum 240 V ac Input frequency range 50 60 Hz Copyright Lenovo 2013 2014 29 For machine types 10AU 10AW 10BF 10BG 10DU and 10DT Dimensions Width 97 mm 3 8 inches Height 333 mm 13 1 inches Depth 368 mm 14 5 inches Weight Maximum configuration as shipped 6 kg 13 2 Ib without package Maximum configuration as shipped 8 5 kg 18 7 Ib with package Environment e Air temperature Operating 10 C to 35 C 50 F to 95 F Storage in original shipping package 40 C to 60 C 40 F to 140 F Storage without package 10 C to 60 C 14 F to 140 F without package e Humidity Operating 20 to 80 non condensing Non o
13. 8 If none of these actions solve the problem seek technical assistance See Lenovo Support Web virus remove the virus site on page 32 for more information Troubleshooting Use the troubleshooting information to find solutions to problems that have definite symptoms If the symptom your computer is experiencing occurred immediately after you installed a new hardware option or new software do the following before referring to the troubleshooting information 1 2 3 Select the problem your computer is experiencing from the following list Remove the new hardware option or software If you must remove the computer cover to remove a hardware option make sure you review and follow the electrical safety information provided with your computer For your safety do not operate the computer with the cover removed Run the diagnostic programs to ensure your computer is operating correctly Reinstall the new hardware option or software following the manufacturer s instructions Audio problems on page 37 CD problems on page 39 DVD problems on page 40 Intermittent problems on page 41 Hard disk drive problems on page 41 Keyboard mouse or pointing device problems on page 42 Monitor problems on page 44 Networking problems on page 45 Option problems on page 48 Performance and lockup problems on page 48 Printer problems on page 50 Serial port probl
14. Carefully press the other side of the socket cover downward until the socket cover snaps into position Note Your microprocessor socket and cover might look slightly different from the illustration Figure 105 Installing the socket cover onto the microprocessor socket Carefully check the four corners of the socket cover to ensure that the cover is seated securely Follow any additional instructions included with the replacement part you received Replacing the system fan assembly Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to replace the system fan assembly To replace the system fan assembly do the following 1 Tum off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 124 3 4 Pivot the drive bay assembly upward to gain access to the system fan assembly See Accessing the Remove the front bezel See Removing and reinstalling the front bezel on page 124 system board components and drives on page 126 Remove the hard disk drive for easier access to the system fan assembly See Replacing the hard disk drive on page 131 Remove the heat sink fan duct See Replacing the heat sink and fan assembly on page 148 Record the cable routing and disconnect the system fa
15. Keyboard Customization program starts Onthe Windows 8 or Windows 8 1 operating system do the following 1 Open Control Panel 2 Click Hardware and Sound 3 Click Devices and Printers 42 ThinkCentre E73 Hardware Maintenance Manual 4 Double click USB Enhanced Performance Keyboard The USB Enhanced Performance Keyboard Customization program starts If these actions do not correct the problem have the computer and keyboard serviced See Lenovo Support Web site on page 32 for details The mouse or pointing device does not work Symptom The mouse or pointing device does not work Actions e Verify that the mouse or pointing device cable is securely attached to the correct connector on the computer Depending on the type of mouse you have the mouse cable will connect to either the mouse serial or USB connector Some keyboards have integrated USB connectors that can be used for a USB mouse or pointing device e Verify that the device drivers for the mouse or pointing device are installed correctly e If you are using a USB keyboard or mouse verify that the USB connectors are enabled in the BIOS settings See Enabling or disabling a device on page 57 If these actions do not correct the problem run the diagnostic programs see Lenovo Solution Center on page 53 for instructions If you need technical assistance see Lenovo Support Web site on page 32 The pointer on the screen does not move smoothly w
16. Replacing the front audio and USB assembly Replacing the Wi Fi units Installing or removing the rear Wi Fi antenna Installing or removing the front Wi Fi antenna Replacing the kerksardion or mouse Completing the parts replacement Chapter 10 Replacing FRUs machine Ne 10AU 10AW 10BF and 10BG Handling static sensitive devices Installing or replacing hardware Installing external options Removing the computer cover Removing and reinstalling the front bezel ii ThinkCentre E73 Hardware Maintenance Manual 73 74 75 76 78 79 80 81 81 81 81 82 83 84 87 89 91 92 94 95 97 100 101 103 105 108 110 111 117 118 120 121 123 123 123 123 124 124 Accessing the sai board components and drives Installing or replacing a PCI Bo card Installing or replacing a memory module Replacing the battery Replacing the hard disk drive Replacing the optical drive Replacing the slim card reader Replacing the solid state drive Replacing the power supply assembly Replacing the heat sink and fan assembly Replacing the thermal sensor Replacing the microprocessor Replacing the system board Replacing the system fan assembly Replacing the front audio and USB assembly Replacing the Wi Fi units Installing or removing the rear Wi Fi antenna Installing or removing the front wi Fi antenna Replacing the KA BoaidS or mouse Completing the parts replace
17. and configuration information including passwords are lost An error message is displayed when you turn on the computer Refer to the Lithium battery notice in the ThinkCentre Safety and Warranty Guide for information about replacing and disposing of the battery To replace the battery do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 124 3 Remove the heat sink fan duct See Replacing the heat sink and fan assembly on page 148 4 Depending on your computer model you might need to remove the PCI Express x 16 graphics card for easier access to the battery See Installing or replacing a PCI Express card on page 127 5 Remove the old battery Figure 69 Removing the old battery 6 Install a new battery Figure 70 Installing a new battery 7 Reinstall the PCI Express x 16 graphics card if you had removed it See Installing or replacing a PCI Express card on page 127 8 Reinstall the heat sink fan duct See Replacing the heat sink and fan assembly on page 148 9 Reinstall the computer cover and connect the cables See Completing the parts replacement on page 171 Note When the computer is turned on for the first time after replacing the battery an error message might be displayed This i
18. fan assembly on page 148 Note Do not let the thermal grease on the bottom of the heat sink and fan assembly get in contact with anything Record the cable routing and cable connections and then disconnect all cables from the system board See Locating parts on the system board on page 79 156 ThinkCentre E73 Hardware Maintenance Manual 9 16 Remove the eight screws that secure the system board nn n 2 a Figure 104 Removing the screws that secure the system board Slide the system board to the front of the computer and then carefully lift the system board out of the chassis Place the failing system board on a flat clean and static protective surface Remove the microprocessor from the failing system board and install it on the new system board See Replacing the microprocessor on page 153 Install the new system board into the chassis by aligning the eight screw holes in the new system board with the corresponding mounting studs on the chassis Then install the eight screws
19. go to Completing the parts replacement on page 171 Replacing the front audio and USB assembly Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to replace the front audio and USB assembly To replace the front audio and USB assembly do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 124 3 Remove the front bezel See Removing and reinstalling the front bezel on page 124 160 ThinkCentre E73 Hardware Maintenance Manual 12 13 Pivot the drive bay assembly upward See Accessing the system board components and drives on page 126 Disconnect the front audio and USB assembly cables from the system board See Locating parts on the system board on page 79 Note Ensure you note the locations of the cables when you disconnect the cables from the system board Lower the drive bay assembly See Accessing the system board components and drives on page 126 Remove the screw that secures the front audio and USB assembly bracket to the chassis to remove the bracket from the chassis Figure 108 Removing the front audio and USB assembly Install the front audio and USB assembly bracket into the chassis and align the screw hole in the bracket
20. on page 124 4 Pivot the drive bay assembly upward See Accessing the system board components and drives on page 126 Disconnect the signal cable and the power cable from the optical drive 6 Hold the optical drive and remove the two screws that secure the optical drive al Figure 75 Removing the optical drive 134 ThinkCentre E73 Hardware Maintenance Manual 7 Press the drive bay assembly clip El inward and pivot the drive bay assembly downward as shown Figure 76 Lowering the drive bay assembly 8 Slide the optical drive out of the front of the computer Figure 77 Removing the optical drive Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 135 9 Slide the new optical drive into the optical drive bay from the front of the computer Figure 78 Installing a new optical drive 10 Hold the new optical drive and pivot the drive bay assembly upward Align the screw holes in the new optical drive with the corresponding holes in the drive bay Then install the two screws to secure the new optical drive in place Figure 79 Installing the optical drive 136 ThinkCentre E73 Hardware Maintenance Manual 12 Connect one end of the signal cable to the rear of the new optical drive and the other end to an available SATA connector on the system board See Locating parts on the system board on page 79 Then locate an available five wire power connector and connect it to the
21. the audio function built into the system board is disabled use the audio jacks on the adapter e Make sure that the program you are running is designed for use in the Microsoft Windows operating system If the program is designed to run in DOS the program does not use the Windows sound feature and must be configured to use SoundBlaster Pro or SoundBlaster emulation e Verify that the audio device drivers are correctly installed See Microsoft Windows help system for more information If these actions do not correct the problem run the diagnostic programs see Lenovo Solution Center on page 53 for instructions If you need technical assistance see Lenovo Support Web site on page 32 An audio disc or AutoPlay enabled disc does not automatically play when it is inserted into a drive Symptom An audio disc or AutoPlay enabled disc does not automatically play when it is inserted into a drive Action See CD problems on page 39 Sound comes from one external speaker only Symptom Sound comes from one external speaker only Actions e Ensure that the speaker cable is inserted completely into the connector on the computer e Make sure the cable that attaches the left speaker to the right speaker is securely connected e Double click the speaker icon in the Windows notification area A master volume control window opens Verify that the Balance settings are set correctly If these actions do not correct the problem you mi
22. 1000 Mbps the connection fails or errors occur Actions e Use Category 5 wiring and make sure that the network cable is securely connected e Connect to a 1000 BASE T hub switch not 1000 BASE X If your computer is a Gigabit Ethernet model it cannot connect to the network at 1000 Mbps Instead it connects at 100 Mbps Symptom If your computer is a Gigabit Ethernet model it cannot connect to the network at 1000 Mbps Instead it connects at 100 Mbps Actions e Try another cable e Make sure that the link partner is set to auto negotiate e Make sure that the switch is 802 3ab compliant gigabit over copper A wireless LAN problem Symptom You cannot connect using the built in wireless networking card Actions e Ensure that your wireless LAN driver is the latest version Check the Web site and verify the driver version supported by Access Connections is the latest documented in the readme file e Ensure that your computer is within range of a wireless access point e Ensure that the wireless radio is enabled by double clicking the Access Connections icon in the Windows notification area e Check Network Name SSID and your encryption information Use Access Connections to verify this case sensitive information Bluetooth problem Symptom Sound does not come from the Bluetooth headset or headphone but comes from the local speaker even though the headset or headphone is connected using the Headset profile or AV pro
23. 53 for instructions If you need technical assistance see Lenovo Support Web site on page 32 The monitor works when you turn on the computer but goes blank when you start some application programs Symptom The monitor works when you turn on the computer but goes blank when you start some application programs Actions e Make sure the monitor signal cable is securely connected to the monitor and the monitor connector on the computer A loose cable can cause intermittent problems e Verify that the necessary device drivers for the application programs are installed Refer to the documentation for the affected application program to see if device drivers are required If these actions do not correct the problem run the diagnostic programs see Lenovo Solution Center on page 53 for instructions If you need technical assistance see Lenovo Support Web site on page 32 The image appears to be flickering Symptom The image appears to be flickering Actions 44 ThinkCentre E73 Hardware Maintenance Manual e The monitor might be operating in a low refresh rate display mode Set the monitor to the highest noninterlaced refresh rate supported by your monitor and the video controller in your computer Attention Using a resolution or refresh rate that is not supported by your monitor might damage it Check the documentation that comes with your monitor to verify the supported refresh rates e The monitor might be affect
24. Click a Lenovo program to launch it If you cannot find the program you need click the arrow icon M in the bottom left corner of the screen to go to the Apps screen Find the desired program in the apps list or search for it in the search box in the top right corner of the screen Chapter 3 General information 31 Depending on your computer model your computer supports some of the following Lenovo programs e Fingerprint Manager Pro or ThinkVantage Fingerprint Software e Lenovo Bluetooth Lock Windows 8 1 only e Lenovo Companion e Lenovo Reach e Lenovo SHAREit e Lenovo Solution Center e Lenovo Support e Lenovo Tools e Password Manager e Power Manager e PC Cloud Manager Windows 8 1 only e System Update Lenovo Support Web site Technical support information is available on the Lenovo Support Web site at http www lenovo com support This Web site is updated with the latest support information such as the following e Drivers and software e Diagnostic solutions e Product and service warranty e Product and parts details e User guides and manuals e Knowledge base and frequently asked questions 32 ThinkCentre E73 Hardware Maintenance Manual Chapter 4 General checkout Attention The drives in the computer you are servicing might have been rearranged or the drive startup sequence might have been changed Be extremely careful during write operations such as copying saving or formatting Data or programs
25. Find the room emergency power off EPO switch disconnecting switch or electrical outlet If an electrical accident occurs you can then operate the switch or unplug the power cord quickly e Do not work alone under hazardous conditions or near equipment that has hazardous voltages e Disconnect all power before Performing a mechanical inspection Working near power supplies Removing or installing Field Replaceable Units FRU e Before you start to work on the machine unplug the power cord If you cannot unplug it ask the customer to power off the wall box that supplies power to the machine and to lock the wall box in the off position e If you need to work on a machine that has exposed electrical circuits observe the following precautions Ensure that another person familiar with the power off controls is near you Remember Another person must be there to switch off the power if necessary Use only one hand when working with powered on electrical equipment keep the other hand in your pocket or behind your back Remember There must be a complete circuit to cause an electric shock By observing the above rule you may prevent a current from passing through your body When using a tester set the controls correctly and use the approved probe leads and accessories for that tester Stand on suitable rubber mats obtained locally if necessary to insulate you from grounds such as metal floor strips and ma
26. Some jurisdictions do not allow disclaimer of express or implied warranties in certain transactions therefore this statement may not apply to you This information could include technical inaccuracies or typographical errors Changes are periodically made to the information herein these changes will be incorporated in new editions of the publication Lenovo may make improvements and or changes in the product s and or the program s described in this publication at any time without notice The products described in this document are not intended for use in implantation or other life support applications where malfunction may result in injury or death to persons The information contained in this document does not affect or change Lenovo product specifications or warranties Nothing in this document shall operate as an express or implied license or indemnity under the intellectual property rights of Lenovo or third parties All information contained in this document was obtained in specific environments and is presented as an illustration The result obtained in other operating environments may vary Lenovo may use or distribute any of the information you supply in any way it believes appropriate without incurring any obligation to you Any references in this publication to non Lenovo Web sites are provided for convenience only and do not in any manner serve as an endorsement of those Web sites The materials at those Web sites are not part of the
27. This chapter contains the safety information that you need to be familiar with before servicing a computer General safety Follow these rules to ensure general safety e Observe good housekeeping in the area of the machines during and after maintenance e When lifting any heavy object Ensure you can stand safely without slipping Distribute the weight of the object equally between your feet Use a slow lifting force Never move suddenly or twist when you attempt to lift O N a Lift by standing or by pushing up with your leg muscles this action removes the strain from the muscles in your back Do not attempt to lift any objects that weigh more than 16 kg 35 Ib or objects that you think are too heavy for you e Do not perform any action that causes hazards to the customer or that makes the equipment unsafe e Before you start the machine ensure that other service representatives and the customer s personnel are not in a hazardous position e Place removed covers and other parts in a safe place away from all personnel while you are servicing the machine e Keep your tool case away from walk areas so that other people will not trip over it e Do not wear loose clothing that can be trapped in the moving parts of a machine Ensure that your sleeves are fastened or rolled up above your elbows If your hair is long fasten it e Insertthe ends of your necktie or scarf inside clothing or fasten it with a nonconductive cl
28. To work with another piece of hardware go to the appropriate section e To complete the replacement go to Completing the parts replacement on page 121 Replacing the system board Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to replace the system board CAUTION The heat sink and microprocessor might be very hot Before you open the computer cover turn off the computer and wait several minutes until the computer is cool To replace the system board do the following 1 Remove all media from the drives and turn off all attached devices and the computer Then disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer Remove the computer cover See Removing the computer cover on page 82 Lay the computer on its side for easier access to the system board Remove all memory modules and PCI Express cards that are currently installed See Installing or replacing a memory module on page 87 and Installing or replacing a PCI Express card on page 84 Remove the heat sink and fan assembly from the failing system board See Replacing the heat sink and fan assembly on page 101 Note Do not let the thermal grease on the bottom of the heat sink and fan assembly get in contact with anything Record the cable rou
29. Wi Fi adapter card What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 171 Installing or removing the rear Wi Fi antenna Attention Do not open your computer or attempt any repair before reading and understanding the Important safety information on page 1 This section provides instructions on how to install or remove the rear Wi Fi antenna Installing the rear Wi Fi antenna To install the rear Wi Fi antenna do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Install the rear Wi Fi antenna to the rear Wi Fi antenna cable connector attached on the rear of the computer 166 ThinkCentre E73 Hardware Maintenance Manual 3 Adjust the angle of the rear antenna to lower the risk of breaking the antenna by accident Figure 117 Installing the rear WiFi antenna What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 171 Removing the rear Wi Fi antenna To remove the rear Wi Fi antenna do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Straighten the rear Wi Fi antenna so that it can be more easily twisted 3 Hold the thicker end of the rear WiFi antenna and
30. alimentation sur un socle de prise de courant correctement c bl et mis la terre e Branchez sur des socles de prise de courant correctement c bl s tout quipement connect ce produit e Lorsque cela est possible n utilisez qu une seule main pour connecter ou d connecter les c bles d interface e Ne mettez jamais un quipement sous tension en cas d incendie ou d inondation ou en pr sence de dommages mat riels e Avant de retirer les carters de l unit mettez celle ci hors tension et d connectez ses cordons d alimentation ainsi que les c bles qui la relient aux r seaux aux syst mes de t l communication et aux modems sauf instruction contraire mentionn e dans les proc dures d installation et de configuration e Lorsque vous installez que vous d placez ou que vous manipulez le pr sent produit ou des p riph riques qui lui sont raccord s reportez vous aux instructions ci dessous pour connecter et d connecter les diff rents cordons Connexion D connexion 1 Mettez les unit s HORS TENSION Mettez les unit s HORS TENSION 2 Commencez par brancher tous les cordons sur les D branchez les cordons d alimentation des prises unites D branchez les c bles d interface des connecteurs 3 Branchez les c bles d interface sur des connecteurs D br nchez tous lds Cables des nites 4 Branchez les cordons d alimentation sur des prises 5 Mettez les unit s SOUS TENSION A ATTENTION
31. chassis Then slide the computer cover to the front of the computer until it snaps into position and is closed Then install the two screws to secure the computer cover A 2 2 2 2 2 2 2 2 2 2 2 A d Figure 123 Reinstalling the computer cover If there is a padlock available lock the computer cover 7 If there is a Kensington style cable lock available lock the computer 8 Reconnect the external cables and power cords to the computer See Locating connectors on the 9 rear of your computer on page 75 To update your configuration refer to Chapter 6 Using the Setup Utility program on page 55 Note In most areas of the world Lenovo requires the return of the defective Field Replaceable Units FRUs Information about this will come with the new FRUs or will come a few days after you receive the new FRUs Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 171 Obtaining device drivers You can obtain device drivers for operating systems that are not preinstalled at http www lenovo com support Installation instructions are provided in readme files with the device driver files 172 ThinkCentre E73 Hardware Maintenance Manual Chapter 11 Additional service information This chapter provides additional information that the service representative might find helpful Security features Security features in this section include the following e Passwords e Vital Produc
32. design might include memory modules adapter cards hard disk drives and optical drives e Optional service CRUs These CRUs are isolated parts within the computer and are concealed by an access panel that is typically secured by more than two screws Once the access panel is removed the specific CRU is visible Number FAU description _ Sell sentce CRU Optional service CRU DE icq Ne el I fume mes se EJ Optical rive avaliable on some medie vws Ne a Front Wi Fi antenna available on some models No Yes DO Trent Tm Ne DO frnadomussisemy Ne ves E emerse m e A ey e se caso Ss Wi Fi adapter card available on some models fF No ves aia Fi card module available on some models RI rear Wi Fi antenna available on some models Peripheral Component Interconnect PCI meo Lts card available on some models Looking up FRU information For detailed FRU information such as the FRU part numbers and supported computer models go to http www lenovo com serviceparts lookup 78 ThinkCentre E73 Hardware Maintenance Manual Locating parts on the system board Figure 9 System board part locations on page 79 shows the locations of the parts on the system board eee malte pon
33. devices such as transformers appliances fluorescent lights and other monitors might be causing the problem Move fluorescent desk lighting or any equipment that produces magnetic fields further away from the monitor If this does not correct the problem do the following 1 Turn off the monitor Moving a color monitor while it is turned on might cause screen discoloration 2 Adjust the placement of the monitor and other devices so that they are at least 305 mm 12 inches apart 3 Turn on the monitor If these actions do not correct the problem your monitor might need service See Lenovo Support Web site on page 32 for details Networking problems The following are the most common networking problems Select your networking problem from the following list e Ethernet problems on page 45 e A wireless LAN problem on page 47 e Bluetooth problem on page 47 Ethernet problems For Ethernet problems select your symptom from the following list e Your computer cannot connect to the network on page 46 Chapter 5 Troubleshooting and diagnostics 45 e The adapter stops working for no apparent reason on page 46 e If your computer is a Gigabit Ethernet model and you use a speed of 1000 Mbps the connection fails or errors occur on page 47 e If your computer is a Gigabit Ethernet model it cannot connect to the network at 1000 Mbps Instead it connects at 100 Mbps on page 47 Your compu
34. drive is removed from one computer and installed in another e If the Hard Disk Password is forgotten there is no way to reset the password or recover data from the hard disk drive Setting changing and deleting a password To set change or delete a password do the following 1 Start the Setup Utility program See Starting the Setup Utility program on page 55 2 From the Setup Utility program main menu select Security 3 Depending on the password type select Set Power On Password Set Administrator Password or Hard Disk Password 4 Follow the instructions on the right side of the screen to set change or delete a password 56 ThinkCentre E73 Hardware Maintenance Manual Note A password can be any combination of up to 64 alphabetic and numeric characters For more information see Password considerations on page 56 Erasing lost or forgotten passwords clearing CMOS This section provides instructions on how to erase lost or forgotten passwords such as a user password To erase a lost or forgotten password do the following 1 Remove all media from the drives and turn off all attached devices and the computer Then disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer 2 Remove the computer cover For machine types 1577 1579 and 1607 see Removing the computer cover on page 82 For machine types 1578 1583 and 1652 see Removing the com
35. injury This guide addresses only those items However good judgment should be used to identify potential safety hazards due to attachment of features or options not covered by this inspection guide If any unsafe conditions are present you must determine how serious the apparent hazard could be and whether you can continue without first correcting the problem Consider these conditions and the safety hazards they present e Electrical hazards especially primary power primary voltage on the frame can cause serious or fatal electrical shock e Explosive hazards such as a damaged CRT face or bulging capacitor e Mechanical hazards such as loose or missing hardware The guide consists of a series of steps presented in a checklist Begin the checks with the power off and the power cord disconnected Checklist 1 Check exterior covers for damage loose broken or sharp edges 2 Power off the computer Disconnect the power cord 3 Check the power cord for a A third wire ground connector in good condition Use a meter to measure third wire ground continuity for 0 1 ohm or less between the external ground pin and frame ground b The power cord should be the appropriate type as specified in the parts listings c Insulation must not be frayed or worn 4 Remove the cover Chapter 2 Safety information 5 5 Check for any obvious alterations Use good judgment as to the safety of any alterations 6 Check inside the unit for any
36. lights and built in controls for adjusting brightness contrast width height and other picture adjustments However the controls vary from monitor type to monitor type For information about the status lights and using the controls refer to the documentation that comes with your monitor Select your symptom from the following list e Wrong characters appear on the screen on page 44 e The monitor works when you turn on the computer but goes blank after some period of computer inactivity on page 44 e The monitor works when you turn on the computer but goes blank when you start some application programs on page 44 e The image appears to be flickering on page 44 e The image is discolored on page 45 Wrong characters appear on the screen Symptom Wrong characters appear on the screen Action Have the computer serviced For details see Lenovo Support Web site on page 32 The monitor works when you turn on the computer but goes blank after some period of computer inactivity Symptom The monitor works when you turn on the computer but goes blank after some period of computer inactivity Action The computer is probably set for energy savings with the power management feature If the power management feature is enabled disabling it or changing the settings might solve the problem If these actions do not correct the problem run the diagnostic programs see Lenovo Solution Center on page
37. new operating system BIOS settings vary by operating system Change the BIOS settings before installing a new operating system To change the BIOS settings do the following 1 Start the Setup Utility program See Starting the Setup Utility program on page 55 2 From the Setup Utility program main menu select Exit gt OS Optimized Default 3 Depending on the operating system to be installed do one of the following To install the Windows 8 64 bit or Windows 8 1 64 bit operating system select Enabled To install an operating system other than Windows 8 64 bit or Windows 8 1 64 bit select Disabled 4 Select Yes in the window displayed and press Enter to confirm your selection 5 Press F10 to save changes and exit the Setup Utility program See Exiting the Setup Utility program on page 59 Exiting the Setup Utility program After you finish viewing or changing settings press Esc to return to the Setup Utility program main menu You might have to press Esc several times Do one of the following e If you want to save the new settings press F10 to save and exit the Setup Utility program e If you do not want to save the settings select Exit gt Discard Changes and Exit and then press Enter When the Reset Without Saving window opens select Yes and then press Enter to exit the Setup Utility program e If you want to return to the default settings press F9 to load the default settings and then press F10
38. obvious unsafe conditions such as metal filings contamination water or other liquids or signs of fire or smoke damage 7 Check for worn frayed or pinched cables 8 Check that the power supply cover fasteners screws or rivets have not been removed or tampered with Handling electrostatic discharge sensitive devices Any computer part containing transistors or integrated circuits ICs should be considered sensitive to electrostatic discharge ESD ESD damage can occur when there is a difference in charge between objects Protect against ESD damage by equalizing the charge so that the machine the part the work mat and the person handling the part are all at the same charge Notes 1 Use product specific ESD procedures when they exceed the requirements noted here 2 Make sure that the ESD protective devices you use have been certified ISO 9000 as fully effective When handling ESD sensitive parts e Keep the parts in protective packages until they are inserted into the product e Avoid contact with other people while handling the part e Wear a grounded wrist strap against your skin to eliminate static on your body e Prevent the part from touching your clothing Most clothing is insulative and retains a charge even when you are wearing a wrist strap e Use the black side of a grounded work mat to provide a static free work surface The mat is especially useful when handling ESD sensitive devices e Select a grounding sy
39. on page 124 gt Pivot the drive bay assembly upward Then pivot the two plastic retaining clips outward to remove the heat sink fan duct from the failing heat sink and fan assembly Figure 92 Removing the heat sink fan duct 5 Disconnect the power supply assembly cables from all drives and from the 24 pin power connector and 4 pin power connector on the system board See Locating parts on the system board on page 79 Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 145 Note You might also need to release the power supply assembly cables from some cable clips or ties that secure the cables to the chassis Make sure that you note the cable routing before disconnecting the cables 6 At the rear of the computer remove the three screws that secure the power supply assembly Press the power supply clip E downward to release the power supply assembly and then slide the power supply assembly to the front of the computer Lift the power supply assembly out of the computer Figure 93 Removing the power supply assembly 7 Ensure that the new power supply assembly is the correct replacement 146 ThinkCentre E73 Hardware Maintenance Manual Install the new power supply assembly into the chassis so that the screw holes in the new power supply assembly are aligned with the corresponding holes in the rear of the chassis Then install the three screws to secure the new power supply asse
40. on page 164 Removing the Wi Fi adapter card To remove the Wi Fi adapter card do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 124 3 If your computer comes with a Wi Fi card module that supports the Bluetooth function disconnect the Bluetooth cable from the Wi Fi adapter card Figure 109 Disconnecting the Bluetooth cable Note The Bluetooth cable connects the Bluetooth connector on the Wi Fi adapter card to the front USB connector on the system board to support the Bluetooth function 4 Remove the screw that secures the Wi Fi adapter card 162 ThinkCentre E73 Hardware Maintenance Manual 5 Grasp the Wi Fi adapter card that is currently installed and gently pull it out of the slot Figure 110 Removing the WiFi adapter card Note The card fits tightly into the card slot If necessary alternate moving each side of the card a small amount until it is removed from the card slot What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 171 Removing the Wi Fi card module To remove the Wi Fi card module do the following 1 Remove the Wi Fi adapter card from the computer and then disconnect the front and rear Wi Fi antenna cables from the Wi Fi card module Figu
41. or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to replace the slim card reader Note The slim card reader is only available in some models To replace the slim card reader do the following 1 Remove all media from the drives and turn off all attached devices and the computer Then disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer Remove the computer cover See Removing the computer cover on page 82 Remove the front bezel See Removing and reinstalling the front bezel on page 83 Record the cable routing of the installed slim card reader and disconnect the cable of the slim card reader from the system board Remove the screw that secures the slim card reader bracket and then remove the bracket from the chassis Chapter 9 Replacing FRUs machine types 10AS and 10AU 97 Figure 31 Removing the slim card reader bracket 6 Remove the two screws that secure the card reader to the bracket Then slide the card reader as shown to remove it from the bracket Note Touch only the edges of the card reader Do not touch the circuit board of it Figure 32 Removing the slim card reader from the bracket 7 Take the new card reader out of the static protective package by its sides 8 Align the new card reader in
42. rear of the new optical drive Figure 80 Connecting the optical drive Lower the drive bay assembly What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 171 Replacing the slim card reader Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to replace the slim card reader Note The slim card reader is only available in some models To replace the slim card reader do the following 1 Remove all media from the drives and turn off all attached devices and the computer Then disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer Remove the computer cover See Removing the computer cover on page 124 Remove the front bezel See Removing and reinstalling the front bezel on page 124 Record the cable routing of the installed slim card reader and disconnect the cable of the slim card reader from the system board Remove the screw that secures the slim card reader bracket and then remove the bracket from the chassis Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 137 Figure 81 Removing the slim card reader bracket 6 Remove the two screws that secure the c
43. the new hard disk drive and the other end to an available SATA connector on the system board See Locating parts on the system board on page 79 Then locate an available five wire power connector and connect it to the rear of the new hard disk drive Figure 73 Connecting a SATA hard disk drive 8 Position the new hard disk drive into the hard disk drive bay and align the screw holes in the new hard disk drive with the corresponding holes in the drive bay Then install the four screws to secure the new hard disk drive in place Figure 74 Installing the hard disk drive What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 171 Replacing the optical drive Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 133 This section provides instructions on how to install or replace the optical drive Note The optical drive is only available in some models To replace an optical drive do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 124 3 Remove the front bezel See Removing and reinstalling the front bezel
44. the small triangle on one corner of the microprocessor or note the orientation of the notches EX on the microprocessor This is Important when installing the new microprocessor on the system board c Touch only the edges of the microprocessor Do not touch the gold contacts on the bottom d Do not drop anything onto the microprocessor socket while it is exposed The socket pins must be kept as clean as possible 7 Ensure that the small handle is in the raised position and the microprocessor retainer is fully open 8 Remove the protective cover that protects the gold contacts of the new microprocessor 9 Hold the new microprocessor by its sides and align the small triangle on one corner of the new microprocessor with the corresponding small triangle on one corner of the microprocessor socket 10 Lower the new microprocessor straight down into the microprocessor socket on the system board ee Figure 103 Installing the microprocessor 11 Close the microprocessor retainer and lock it into position with the small handle to secure the new microprocessor in the socket 12 Reinstall the heat sink and fan assembly See Replacing the heat sink and fan assembly on page 148 13 Reconnect all cables that were disconnected from the system board Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 155 What to do next e To work with another piece of hardware go to the appropriate section e To complete the re
45. the solid state drive bracket 7 Remove the four screws that secure the solid state drive to the bracket Then slide the drive as shown to remove it from the bracket Figure 88 Removing the solid state drive from the bracket 8 Take the new solid state drive out of the static protective package 142 ThinkCentre E73 Hardware Maintenance Manual 9 Slide the new solid state drive into the solid state drive bracket as shown until the four holes in the drive are aligned with the corresponding holes in the bracket Then install the four screws to secure the new solid state drive to the bracket Figure 89 Installing the solid state drive into the bracket 10 Carefully slide the solid state drive bracket downward until it is secured by the three retaining clips E on the bottom of the optical drive bay Figure 90 Installing the solid state drive bracket Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 143 11 Install the screw Bj to secure the bracket on the bottom of the optical drive bay Figure 91 Installing the screw to secure the bracket on the bottom of the optical drive bay 12 Connect one end of the signal cable to the bottom of the new solid state drive and the other end to an available SATA connector on the system board See Locating parts on the system board on page 79 Then locate an available four wire power connector and connect it to the bottom of the ne
46. the startup device Then insert the disc into this optical drive and press Enter The update begins 4 When prompted to change the serial number it is suggested that you do not make this change by pressing N However if you do want to change the serial number press Y and then type in the serial number and press Enter 5 When prompted to change the machine type and model it is suggested that you do not make this change by pressing N However if you do want to change the machine type and model press Y and then type in the machine type and model and press Enter 6 Follow the instructions on the screen to complete the update After the update is completed remove the disc from the optical drive 174 ThinkCentre E73 Hardware Maintenance Manual Updating flashing the BIOS from your operating system Note Because Lenovo makes constant improvements to its Web sites the Web page contents are subject to change without notice including the contents referenced in the following procedure To update flash the BIOS from your operating system do the following 1 Click Download Drivers amp Software Click Use Quick Path Type the 4 digit machine type for your computer in the Quick Path field and then click Find My Product Click BIOS Locate the BIOS version that you want to download ON DOF WN 10 Go to http www lenovo com support Click Click for files All available files will be displayed Click th
47. to secure the system board Install the heat sink and fan assembly and connect the heat sink and fan assembly cable to the new system board See Replacing the heat sink and fan assembly on page 148 Note If necessary apply the appropriate amount of thermal grease on the bottom of the heat sink and fan assembly Install all memory modules and PCI Express cards removed from the failing system board onto the new system board See Installing or replacing a memory module on page 129 and Installing or replacing a PCI Express card on page 127 Refer to your record to connect cables to the new system board You also can refer to Locating parts on the system board on page 79 to help you locate the connectors on the system board and connect cables To complete the replacement go to Completing the parts replacement on page 171 The failing system board must be returned with a microprocessor socket cover to protect the pins during shipping and handling Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 157 To install the microprocessor socket cover do the following 1 2 3 4 After you have removed the microprocessor from the failing system board close the microprocessor retainer and then put the lever to the locked position to secure the retainer in place Note the orientation of the socket cover and install one side of the socket cover onto the microprocessor socket
48. un service CRU For detailed FRU information such as the FRU part numbers and supported computer models go to http www lenovo com serviceparts lookup Chapter 8 Locations 71 Locating parts on the system board Figure 4 System board part locations on page 72 shows the locations of the parts on the system board pala a a in non EE Figure 4 System board part locations 4 pin power connector El Microprocessor fan connector E Memory slot 2 DIMM2 Power fan connector EZ 14 pin power connector EFE SATA 3 0 connectors EEJ SATA 2 0 connector Front USB connector 1 for connecting USB ports 1 and 2 on the front bezel Clear CMOS Complementary Metal Oxide Semiconductor Recovery jumper EE Front audio connector ET PCI Express x1 card slots 2 FA System fan connector 72 ThinkCentre E73 Hardware Maintenance Manual ou m El Microprocessor El Memory slot 1 DIMM1 E Thermal sensor connector A El Hard disk drive Optical drive power connectors number and location
49. usa controles o ajustes o realiza procedimientos que no sean los especificados aqu podr a exponerse a radiaciones peligrosas PELIGRO 26 ThinkCentre E73 Hardware Maintenance Manual Algunos productos l ser tienen incorporado un diodo l ser de clase 3A o clase 3B Tenga en cuenta lo siguiente Cuando se abre queda expuesto a radiaci n l ser No mire directamente al rayo l ser ni siquiera con instrumentos pticos y evite exponerse directamente al rayo l ser A gt 18 kg 232 kg 255 kg PRECAUCI N Adopte procedimientos seguros al levantar el equipo AA PRECAUCI N El bot n de control de alimentaci n del dispositivo y el interruptor de alimentaci n de la fuente de alimentaci n no desconectan la corriente el ctrica suministrada al dispositivo Adem s el dispositivo podr a tener m s de un cable de alimentaci n Para suprimir toda la corriente el ctrica del dispositivo aseg rese de que todos los cables de alimentaci n est n desconectados de la toma de corriente 2 Cm 1 C0 m Chapter 2 Safety information 27 28 ThinkCentre E73 Hardware Maintenance Manual Chapter 3 General information This chapter provides general information that applies to all machine types supported by this manual Specifications This section lists the physical specifications for your computer For machine types 10AS 10AV 10DR and 10DS Dimensions Width 160 mm 6 3 inches Height
50. vary by model BIOS ROM Power supply fan connector Front panel connector for connecting LED indicators and the power button Front USB connector 2 for connecting an additional USB device Serial COM2 connector EJ Internal speaker connector FA PCI Express x16 graphics card slot EI Battery Locating internal drives Internal drives are devices that your computer uses to read and store data You can add drives to your computer to increase storage capacity and enable your computer to read other types of media Internal drives are installed in bays In this manual the bays are referred to as bay 1 bay 2 and so on When installing or replacing an internal drive it is important to note the type and size of the drive that you can install or replace in each bay and correctly connect the cables to the drive installed Refer to the appropriate section in Installing or replacing hardware on page 81 for instructions on how to install or replace internal drives for your computer Figure 5 Drive bay locations on page 73 shows the locations of the drive bays Figure 5 Drive bay locations El Bay 1 Optical drive bay with an optical drive installed on some models El Bay 2 Slim card reader drive bay El Bay 3 Primary hard disk drive bay with a 3 5 inch SATA hard disk drive installed EJ Bay 4 Secondary hard disk drive bay For machine types 10AU 10AW 10BF 10BG 10DU and 10DT This section p
51. with the corresponding hole in the chassis Install the screw to secure the bracket to the chassis Pivot the drive bay assembly upward and reconnect the front USB and front audio cables to the system board See Locating parts on the system board on page 79 Reconnect the front audio and USB assembly cables to the front audio connector and the front USB connector on the system board See Locating parts on the system board on page 79 Lower the drive bay assembly See Accessing the system board components and drives on page 126 Reinstall the front bezel See Removing and reinstalling the front bezel on page 124 What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 171 Replacing the Wi Fi units Attention Do not open your computer or attempt any repair before reading and understanding the Important safety information on page 1 Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 161 This section provides instructions on how to replace the Wi Fi units The Wi Fi units include a Wi Fi adapter card a Wi Fi card module and a rear Wi Fi antenna cable Replacing the Wi Fi units involves the following operations e Removing the Wi Fi adapter card on page 162 e Removing the Wi Fi card module on page 163 e Installing the Wi Fi units
52. you read and understand Chapter 2 Safety information on page 3 before replacing any FRU These precautions and guidelines will help you work safely Note FRU replacements are to be done only by trained service technicians Handling static sensitive devices Do not open the static protective package containing the new part until the defective part has been removed from the computer and you are ready to install the new part Static electricity although harmless to you can seriously damage computer components and parts When you handle computer parts and components take these precautions to avoid static electricity damage e Limit your movement Movement can cause static electricity to build up around you e Always carefully handle the parts and other computer components Handle PCI cards memory modules system boards and microprocessors by the edges Never touch exposed circuitry e Prevent others from touching the parts and other computer components e Before you replace a new part touch the static protective package containing the new part to a metal expansion slot cover or other unpainted metal surface on the computer for at least two seconds This reduces static electricity from the package and your body e Remove the new part from the static protective package and directly install it in the computer without placing it on any other surface If it is hard for you to do this in your specific situation place the static protec
53. 01 sa Hi THE UE AA AA zei SAIS E ca ve HE 2 FIS Sa SIS HN SIZE A850 FAO Sar 71715 APSA DOHA IO Bale 9 323 7HI2 JS USLICL SAN DE HAE ENE EME JA 257 PF Salzio gi Aa XI RISA ID 20 gt 10am AA PELIGRO La corriente el ctrica procedente de cables de alimentaci n tel amp fonos y cables de comunicaci n puede ser peligrosa Para evitar el riesgo de descarga el ctrica e No conecte ni desconecte los cables ni realice ninguna tarea de instalaci n mantenimiento o reconfiguraci n de este producto durante una tormenta el ctrica e Conecte todos los cables de alimentaci n a tomas de corriente debidamente cableadas y conectadas a tierra e Cualquier equipo que se conecte a este producto tambi n debe conectarse a tomas de corriente debidamente cableadas e Siempre que sea posible utilice una sola mano para conectar o desconectar los cables de se al Chapter 2 Safety information 25 e No encienda nunca un equipo cuando hay se ales de fuego agua o da os estructurales e Desconecte los cables de alimentaci n los sistemas de telecomunicaciones las redes y los m dems conectados antes de abrir las cubiertas de los dispositivos a menos que se indique lo contrario en los procedimientos de instalaci n y configuraci n e Conecte y desconecte los cables como se describe en la tabla siguiente cuando instale mueva o abra las cubiertas de este producto o de los dispositivos conectados Para conectar
54. 21 4 Position the computer cover on the chassis so that the rail guides on the bottom of the computer cover engage the rails on the chassis Then push the cover to the front of the computer until it snaps into position iii 3333333333 SBB 333333 YUAN WA YAN NAA WI TE TTL NN Br Figure 59 Reinstalling the computer cover 5 If there is a padlock available lock the computer cover 6 If there is a Kensington style cable lock available lock the computer 7 Reconnect the external cables and power cords to the computer See Locating connectors on the rear of your computer on page 68 8 To update your configuration refer to Chapter 6 Using the Setup Utility program on page 55 Note In most areas of the world Lenovo requires the return of the defective Field Replaceable Units FRUS Information about this will come with the new FRUs or will come a few days after you receive the new FRUs Obtaining device drivers You can obtain device drivers that are not preinstalled in your operating system at http www lenovo com support Installation instructions are provided in readme files with the device driver files 122 ThinkCentre E73 Hardware Maintenance Manual Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG This chapter provides information about the FRU replacement instructions Not all FRUs are documented Important Ensure that
55. 7 7 Run the Diagnostic programs See Diagnostics on page 53 e If you receive an error replace the part that the diagnostic program calls out e Ifthe test stops and you cannot continue replace the last device tested Problem determination tips Due to the variety of hardware and software combinations that can be encountered use the following information to assist you in problem determination If possible have this information available when requesting assistance from Service Support and Engineering functions e Machine type and model e Processor or hard disk drive upgrades e Failure symptom Do diagnostics indicate a failure What when where single or multiple systems Is the failure repeatable Copyright Lenovo 2013 2014 33 Has this configuration ever worked If it has been working what changes were made prior to it failing Is this the original reported failure e Diagnostics version Type and version level e Hardware configuration Print print screen configuration currently in use BIOS level e Operating system software Type and version level Note To eliminate confusion identical systems are considered identical only if they 1 Are the exact machine type and models Have the same BIOS level Have the same adapters attachments in the same locations Have the same address jumpers terminators cabling Have the same software versions and levels Have the sa
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57. BUAT RIPARRKARTERPIAIR BALE MAUR EURE 2 AT BMP ERR TEAM MARIZA O KER BAM AMOR AA gt AA FIRA ERRAR ER o REAR nia 1 BH RAPT A RIM 1 BH RAPT RIM 2 8 RRMA RREK E o 2 850 iets BL ERR 3 32 HUE HEAR ETE EEE ESCHE gt 4 EB ESA SIGE e ARBRE LATTA IRR gt 5 FAR E gt 14 ThinkCentre E73 Hardware Maintenance Manual A ES Bike En BEE ARE 4501566 2 8 14 5 TE AA E do FAO ARP SAS Ei gt EA RREN A FIRE AT RA do RATA EET ARM ARA E wo THREE 4A Cb ERA P Em 100 C 212 F 01 Lay DRE GILERA FAR A VE EUA ACLARA E o A KA ABURREN DAA TIT PRADA ER EE MSA P o RENS RT ATRIA gt 4A RAT IEA Pda RARA gt EA UT A gt TRE EER ADEA SP TA ERA DSA ANRA Class 3A Class 3B EHR gt AE TASB AMENA gt QE SMS gt 7 ARARKRAAZRE ERRA LALERABAXRYO 218 Af 37 2 3227 70 5 gt 55 Af 121 2 z Sug le a amp cae Wy AA REL a RATES 69 ER FA gt SAMIR AA 6 E a GRETEASARERR GRRERENM MONA DA TARTA ERAN TER O AA 2U hf AA LA ts ale Chapter 2 Safety information 15 DANGER Le courant lectrique provenant de l alimentation du t l phone et des c bles de transmission peut pr senter un danger Pour viter tout risque de choc lectrique e Ne manipulez aucun c ble et n effectuez aucune op ration d installation d entretien ou de reconfiguration de ce produit au cours d un orage e Branchez tous les cordons d
58. Bags Zad wee A Ber cas Class 3B Class 3A 433 a gasa Jal agus Aaa de jal olaia Gans g giai NI leiga Agia 8 gai cg All ga 5 pilya dali Y y Ela ll adai Y giil ae Ga dad ER lia ya all Guindy gt 18 kg 37 lbs gt 32 kg 70 5 Ibs gt 55 kg 121 2 Ibs DAI A sie Aid Gls las alada Gay AA 2 Am SIE Aga gal gigi lies gal gle a ga gal did sad 45 el Y dal y glas ls Ga iS gall Css gally lal d Jal clio asal da SSA Saad Ge asl E RS iN 20 e 10 AA PERIGO A corrente el trica proveniente de cabos de alimenta o de telefone e de comunica es perigosa 10 ThinkCentre E73 Hardware Maintenance Manual Para evitar risco de choque el trico e N o conecte nem desconecte nenhum cabo ou execute instala o manuten o ou reconfigurac o deste produto durante uma tempestade com raios e Conecte todos os cabos de alimenta o a tomadas el tricas corretamente instaladas e aterradas e Todo equipamento que for conectado a este produto deve ser conectado a tomadas corretamente instaladas e Quando poss vel utilize apenas uma das m os para conectar ou desconectar cabos de sinal e Nunca ligue nenhum equipamento quando houver evid ncia de fogo gua ou danos estruturais e Antes de abrir tampas de dispositivos desconecte cabos de alimenta o sistemas de telecomunica o redes e modems conectados a menos que especificado de maneira diferente nos procedim
59. C erhitzen e reparieren oder zerlegen Die rtlichen Bestimmungen f r die Entsorgung von Sonderm ll beachten ACHTUNG Bei der Installation von Laserger ten wie CD ROM Laufwerken DVD aufwerken Einheiten mit Lichtwellenleitertechnik oder Sendern Folgendes beachten e Die Abdeckungen nicht entfernen Durch Entfernen der Abdeckungen des Laserger ts k nnen gef hrliche Laserstrahlungen freigesetzt werden Das Ger t enth lt keine zu wartenden Teile e Werden Steuerelemente Einstellungen oder Durchf hrungen von Prozeduren anders als hier angegeben verwendet kann gef hrliche Laserstrahlung auftreten A VORSICHT Einige Laserger te enthalten eine Laserdiode der Klasse 3A oder 3B Beachten Sie Folgendes Laserstrahlung bei ge ffneter Verkleidung Nicht in den Strahl blicken Keine Lupen oder Spiegel verwenden Strahlungsbereich meiden A ACHTUNG Arbeitsschutzrichtlinien beim Anheben der Maschine beachten AA ACHTUNG Mit dem Netzschalter an der Einheit und am Netzteil wird die Stromversorgung f r die Einheit nicht unterbrochen Die Einheit kann auch mit mehreren Netzkabeln ausgestattet sein Um die Stromversorgung f r die Einheit vollst ndig zu unterbrechen m ssen alle zum Ger t f hrenden Netzkabel vom Netz getrennt werden Chapter 2 Safety information 19 2 ae iu n120 plon NIN NNwWpM Norv nun 2222 Naya NN nar mynwnnn NoN VINNI To NT ASMA amen APY IX APINN mpnn noivo WLAN
60. Centre E73 Hardware Maintenance Manual e To complete the installation or replacement go to Completing the parts replacement on page 121 Installing or removing the rear Wi Fi antenna Attention Do not open your computer or attempt any repair before reading and understanding the Important safety information on page 1 This section provides instructions on how to install or remove the rear Wi Fi antenna Installing the rear Wi Fi antenna To install the rear Wi Fi antenna do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Install the rear Wi Fi antenna to the rear Wi Fi antenna cable connector attached on the rear of the computer 3 Adjust the angle of the rear antenna to lower the risk of breaking the antenna by accident ya y R DE kk WII NS q Figure 53 Installing the rear WiFi antenna What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 121 Removing the rear Wi Fi antenna To remove the rear Wi Fi antenna do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Straighten the rear Wi Fi antenna so that it can be more easily twisted Chapter 9 Replacing FRUs machine types 10AS and 10AU 117 3 Hold the thicker end of the re
61. Extended video memory External Cache RAM Hard disk drive h Diskette drive 3 Turn on the power and the computer to re test the system d e External Cache f g 4 Repeat steps 1 through 3 until you find the failing device or adapter cards If all devices and adapter cards have been removed and the problem continues replace the system board See Replacing the system board on page 108 or Replacing the system board on page 156 66 ThinkCentre E73 Hardware Maintenance Manual Chapter 8 Locations This chapter introduces the locations of the computer hardware components For machine types 10AS 10AV 10DR and 10DS This section provides information to help you locate your computer connectors components parts on the system board and internal drives Note The components in your computer might look slightly different from the illustrations Locating connectors controls and indicators on the front of your computer Figure 1 Front connector control and indicator locations on page 67 shows the locations of the connectors controls and indicators on the front of your computer LA LL LILI LLL LLL LLL LLL Le Figure 1 Front connector control and indicator locations El Hard disk drive activity indicator EJ Power indicator El Power button EM Optical drive eject close button H USB connector E Headphone connector Microphone connector E USB c
62. M unit a fibre ottiche o trasmittenti tener presente quanto segue e Non rimuovere gli sportelli L apertura di un unit laser pu determinare l esposizione a radiazioni laser pericolose All interno dell unit non vi sono parti su cui effettuare l assistenza tecnica e L utilizzo di controlli regolazioni o l esecuzione di procedure non descritti nel presente manuale possono provocare l esposizione a radiazioni pericolose PERICOLO Alcune unit laser contengono un diodo laser di Classe 3A o Classe 3B Tener presente quanto segue Aprendo l unit vengono emesse radiazioni laser Non fissare il fascio non guardarlo direttamente con strumenti ottici ed evitare l esposizione al fascio A gt 18 kg 232 kg 255 kg ATTENZIONE Prestare attenzione nel sollevare l apparecchiatura AA ATTENZIONE Il pulsante di controllo dell alimentazione presente sull unit e l interruttore dell alimentatore non disattivano l alimentazione corrente fornita all unit E possibile che l unit disponga di pi cavi di alimentazione Per disattivare l alimentazione dall unit accertarsi che tutti i cavi di alimentazione siano scollegati dalla fonte di alimentazione 2 Ca 1 m Chapter 2 Safety information 23 13 aa Ast sa HOSS Are AZ ELCH Hug HAS Lot AM CHE ZO SNA 4747 ALE SOE ASS AB LE Zr E MES SAI E MASSE OAL rin A rio H ir mo HZ YALE 217 EMEO NASAIS OL PAA SA0 US BP BA
63. MEN WAN IX NP NIN van IX aro NM Ip 0919 ANNA MN NM INI NP NDYNN nyn m x gt 37 a p 18 lt 12 70 5 a p 32 lt 29 121 2 2 p 55 lt MYAT MDY wnanwna nya D NIXIN TTS nn MYNT APND p910Nn Inwnn Dar nx D pDON DPX 2nnn poo 2 n gt yaan anm PNNN gt n gt yann yn pnnnn Ynwnn Dam 55 NX PID TD TNN DAWN Haan ANY 21229 NWY JPNNN 9012 2nunn TPAN D PNUN 2AWNAN dad Dw NTN 20 10d Chapter 2 Safety information 21 AA PERICOLO La corrente elettrica proveniente dai cavi di alimentazione del telefono e di comunicazione pu essere pericolosa Per evitare il rischio di scosse elettriche e Non collegare o scollegare qualsiasi cavo oppure effettuare l installazione la manutenzione o la riconfigurazione del prodotto durante un temporale e Collegare tutti i fili elettrici a una presa di alimentazione correttamente cablata e dotata di messa a terra e Collegare alle prese elettriche appropriate tutte le apparecchiature che verranno utilizzate per questo prodotto e Se possibile utilizzare solo una mano per collegare o scollegare i cavi di segnale e Non accendere assolutamente apparecchiature in presenza di incendi perdite d acqua o danno strutturale e Scollegare i cavi di alimentazione i sistemi di telecomunicazione le reti e il modem prima di aprire i coperchi del dispositivo salvo istruzioni contrarie relative alle procedure di installazione e configurazione e Collegare e scollega
64. Para desconectar 1 AP GUELO todo AP GUELO todo En primer lugar conecte todos los cables a los En primer lugar desenchufe los cables de alimentaci n dispositivos de las tomas de corriente 3 Conecte los cables de se al a los conectores 3 Desconecte los cables de se al de los conectores 4 Enchufe los cables de alimentaci n a las tomas de 4 Desconecte todos los cables de los dispositivos corriente Encienda el dispositivo PRECAUCI N Cuando sustituya una bater a de litio utilice solamente una bater a n mero de pieza 45C1566 u otra de tipo equivalente recomendada por el fabricante Si su sistema dispone de un m dulo que contiene una bater a de litio reempl celo s lo con el mismo tipo de m dulo del mismo fabricante La bater a contiene litio y puede explotar si no se utiliza manipula o desecha correctamente No debe e Arrojarla al agua o sumergirla en ella e Exponerla a temperaturas superiores a 100 C 212 F e Repararla o desmontarla Desh gase de la bater a seg n especifiquen las leyes o normas locales A PRECAUCI N Cuando haya productos l ser como unidades de CD ROM unidades de DVD dispositivos de fibra ptica o transmisores instalados tenga en cuenta lo siguiente e No quite las cubiertas Si quita las cubiertas del producto l ser podr a quedar expuesto a radiaci n l ser peligrosa Dentro del dispositivo no existe ninguna pieza que requiera servicio t cnico e Si
65. Remplacer la pile au lithium usag e par une pile de r f rence identique exclusivement r f rence 45C 1566 ou suivre les instructions du fabricant qui en d finit les quivalences Si votre syst me est dot d un module contenant une pile au lithium vous devez le remplacer uniquement par un module identique produit par le m me fabricant La pile contient du lithium et peut exploser en cas de mauvaise utilisation de mauvaise manipulation ou de mise au rebut inappropri e Ne pas e la jeter l eau e l exposer des temp ratures sup rieures 100 C e chercher la r parer ou la d monter Ne pas mettre la pile la poubelle Pour la mise au rebut se reporter la r glementation en vigueur 16 ThinkCentre E73 Hardware Maintenance Manual A ATTENTION Si des produits laser tels que des unit s de CD ROM de DVD ROM des unit s fibres optiques ou des metteurs sont install s prenez connaissance des informations suivantes e Ne retirez pas le carter En ouvrant l unit de CD ROM ou de DVD ROM vous vous exposez au rayonnement dangereux du laser Aucune pi ce de l unit n est r parable e Pour viter tout risque d exposition au rayon laser respectez les consignes de r glage et d utilisation des commandes ainsi que les proc dures d crites dans le pr sent manuel DANGER Certains produits laser contiennent une diode laser int gr e de classe 3A ou 3B Prenez connaissance des
66. Support Web site on page 32 Printer problems Symptom The printer does not work Actions Verify that 1 The printer is turned on and is online 2 Paper is loaded correctly 3 The printer signal cable is securely connected to the correct parallel serial or USB connector on the computer Note Non IEEE approved printer signal cables might cause unpredictable problems 50 ThinkCentre E73 Hardware Maintenance Manual 1 Any device drivers and other software that came with the printer are correctly installed 2 You have assigned the printer port correctly in your operating system application program or BIOS settings For more information about BIOS settings see Chapter 6 Using the Setup Utility program on page 55 If the problem persists run the tests described in the documentation that comes with your printer If you cannot correct the problem have the computer serviced See Lenovo Support Web site on page 32 Serial port problems Use this information to troubleshoot the serial port and devices attached to the serial port Symptom Serial port cannot be accessed Actions e Make sure the serial cable is securely connected to the serial port on the computer and to the serial device If the serial device has its own power cord make sure it is attached to a properly grounded electrical outlet e If the serial device has its own On Off switch make sure it is in the On position e If the serial device has
67. Y HAS BCH AX DIA ui Ir rir mo E E Th SA SI 7 220 BIE ZIA APO LE BS BAS NE 27 Moll HAE HA DE dega 248 ELSA rio 24 SA AIAG E MSOILI ABE SRE SAI 0155710 BUNS SWS ES ES SME ASS AZAL Srl HA lo age M el amp th O od A Jo Pal 40 0 5 gt HO DE ENYA HAS DUAL AR DE AOIEZ SAM SESAMO an BAEAN AA VCS FIANO AME AS MOBS AASA HMMA AS HOSS SAYA gt ov N PAE AR DES ABA SAQA DE AOSS ZAAL a rom 22 WHEE 22434 HE Part Number 4501566 HE MAIA ABS SUS SRS MBS MBAL ASX A ZA HO cl HAAS SRE PES AS SUE MENA SAS RE FALE UNE MESE us HALO HERO 210 HRA UA ER AS AR LE HE SS 389 HHO USLICI AUS YASAN CE AS ESA HAAS E SO AAPL HFAlFIR DOHA IO 100 212 F 014 FFAS DALE 2 5 HL ESSAI DRA LO HAAS HI INS HS LE SAR OFM AO Let AI IS HA e FO CD ROM DVD ROM 241 FMS HA LE SM BA ZS HON MBS SAB M CSI 2 Fe FASS HTSA BOWS YX oral ENE 2 Su HoH AF LAO EE PEO ELIO Bal FUE ASAE EJS Sela US FEO RSLICt xa HUA 2 01919 HM FE AIO 28 59 BHE Cof HES HOIX SAI SE UELI 24 ThinkCentre E73 Hardware Maintenance Manual A A ur SHOE YHE SAS 3A LE SAA 3B HoH LLEI UEL CHS FAHA RAHAL Erpo 271 Sel HOH SA ALRI SSELICL 340 EO AM MOIXI PES HAL 4 HE Ast WPS HBE SENO HAS AAG HEAR LES HAL gt 18 kg 37 Ibs gt 32 kg 70 5 lbs gt 55 kg 121 2 Ibs FOI HS 5
68. a BALI BIE ee 38 AUC BE NS ee PERN AT FPA dh REI ESTAS IE Be TT ERS a DI Se JAE BH o th RU ERA REP A HR ENTER 1 DINAR 1 WTA BY 2 ESITA HAE EI E 2 FSE MHR LIRA 3 MES TERRE 3 MEN ERES AE 4 ep HW Bee Pe EREE 4 Wet ESRI TA ASE 5 MARK ai i ERES SOUHAITES 4501566 Me RK a MRI AARE DU E E A AAA Be HH E WREE ERAEN TAES REKE WI HARO HS 100 C 212 LLE SERRA TBE AZ Sk fin CD ROM DVD ROM iz DS IA JET Hr BN BR N WEE Poh ate E FROM In AT BES BU SO SE 148 ABCA HAE INT UA AMIR ATE E FERE Pe ERRE JUA BY BE BE Se MATE o Chapter 2 Safety information 13 ha FIDO MA TIRA 3A Rik SB AVO TIE ARI EN TENORE WER TIRADA IRA A JFERE BR OR h gt 18 Ti 37 W gt 32 PE 70 5 4 255 Fr 121 2 4 i si Karte Ek AE FEL ZAR ER HDR IP CAS UTIL ATL RR MER SAUER EIA USDA IA CIRR HE DE LE D ER ERO TEREME Espa ERRA EE gt RISE EER OEE PAR PARARE PRR HALEMIEHAA Me AA Es BAR 5 AR B S RIE TRIER gt FEAT AE Sik BOE HG AR ds ARA RA E EE AAAA EPRA RER LEKS K k E RERA ER gt MERI
69. acing an old PCI Express card remove the screw that secures the old PCI Express card grasp the old card that is currently installed and gently pull it out of the slot Figure 65 Removing a PCI Express card Notes a The card fits tightly into the card slot If necessary alternate moving each side of the card a small amount until it is removed from the card slot b If the card is held in place by a retaining latch press the card retaining latch E as shown to disengage the latch Grasp the card and gently pull it out of the slot 4 Remove the new PCI Express card from its static protective package 5 Install the new PCI Express card into the appropriate slot on the system board See Locating parts on the system board on page 79 Note If you are installing a PCI Express x16 graphics card ensure that the memory slot retaining clips are closed before you install the graphics card 6 Install the screw to secure the new PCI Express card in place 128 ThinkCentre E73 Hardware Maintenance Manual What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 171 Installing or replacing a memory module Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to i
70. age 67 For FRU replacement instructions see Chapter 9 Replacing FRUs machine types 10AS and 10AU on page 81 and Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG on page 123 For FRU part numbers go to http www lenovo com serviceparts lookup Important safety information Be sure to read all caution and danger statements in this manual before performing any of the instructions Veuillez lire toutes les consignes de type DANGER et ATTENTION du pr sent document avant d ex cuter les instructions Lesen Sie unbedingt alle Hinweise vom Typ ACHTUNG oder VORSICHT in dieser Dokumentation bevor Sie irgendwelche Vorg nge durchf hren Leggere le istruzioni introdotte da ATTENZIONE e PERICOLO presenti nel manuale prima di eseguire una qualsiasi delle istruzioni Certifique se de ler todas as instru es de cuidado e perigo neste manual antes de executar qualquer uma das instru es Es importante que lea todas las declaraciones de precauci n y de peligro de este manual antes de seguir las instrucciones legal oda glo J USI Jia Li sasa gal Gl all US del E Ge S HAT ND REZ O VER CU CAE F TA E E AE RS N o PATATAS RAT AER MIRA E HT ES RRB 219593 noivo 1VSANY 7199 nr nona nom nantan MYT 55 NX DNNIPY INDI AS ASAMOl DIME USS AHS AU DE FINE L ABAS SASA Copyright Lenovo 2013 2014 1 2 ThinkCentre E73 Hardware Maintenance Manual Chapter 2 Safety information
71. an Online switch make sure it is in the Online position e Ifthe serial device is a printer make sure paper is loaded correctly e Verify that any software supplied with the serial device is correctly installed Refer to the documentation for the serial device option e Make sure that the serial port adapter if you added one is properly installed and firmly seated If these actions do not correct the problem run the diagnostic programs see Lenovo Solution Center on page 53 for instructions If you need technical assistance see Lenovo Support Web site on page 32 Software problems Select your symptom from the following list e When using a sort feature dates do not sort in the correct order on page 51 e Software does not work as expected on page 51 When using a sort feature dates do not sort in the correct order Symptom When using a sort feature dates do not sort in the correct order Action Some software developed before the year 2000 used only the last two digits of a year to sort dates always assuming the first two digits were 19 Consequently these programs sort dates out of order Check with your software manufacturer to see if any updates are available Many software manufacturers make updates available from the World Wide Web Software does not work as expected Symptom Software does not work as expected Actions e Most software programs have built in help systems that provide instructions f
72. and exit the Setup Utility program 0189 System Security Can not read the This error message indicates that the Security Security EEPROM EEPROM may be broken or removed Press F1 to enter the Setup Utility program Then press F10 to save and exit the Setup Utility program 0197 System Security Unauthorized security Press F1 to enter the Setup Utility program data change detected Then press F10 to save and exit the Setup Utility program 0190 System Security Invalid security change Press F1 to enter the Setup Utility program requested Then press F10 to save and exit the Setup Utility program 0199 System Security Security password retry Press F1 to enter the Setup Utility program count exceeded Then press F10 to save and exit the Setup Utility program Chapter 7 Symptom to FRU index 63 Miscellaneous error messages Message Symptom FRU Action Changing display colors Display Monitor Computer will not power off See Hard disk drive boot 1 Power Switch error on page 61 2 System Board 3 Riser card if installed Computer will not RPL from server 1 Ensure that network is in startup sequence as first device or first device after diskette 2 Ensure that network adapter is enabled for RPL 3 Network adapter Advise network administrator of new MAC address Computer will not perform a Wake on LAN if applicable 1 Check power supply and signal cable connections to network adapter 2 Ensure that the opera
73. ar Wi Fi antenna and unscrew the Wi Fi antenna from the rear of the computer R a le ES ESA Hp l LAS A ayy AB A o Figure 54 Removing the rear WiFi antenna What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 121 Installing or removing the front Wi Fi antenna Attention Do not open your computer or attempt any repair before reading and understanding the Important safety information on page 1 This section provides instructions on how to install or remove the front Wi Fi antenna Installing the front Wi Fi antenna To install the front Wi Fi antenna do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 82 3 Remove the front bezel See Removing and reinstalling the front bezel on page 83 4 Peel off the paper that protects the stickers on the front antenna 118 ThinkCentre E73 Hardware Maintenance Manual Figure 55 Peeling off the paper that protects the stickers 5 Stick the front antenna to the front panel as shown Then insert the front antenna cable through the hole in the front panel Figure 56 Installing the front Wi Fi antenna 6 Connect th
74. ard reader to the bracket Then slide the card reader as shown to remove it from the bracket Note Touch only the edges of the card reader Do not touch the circuit board of it Figure 82 Removing the slim card reader from the bracket 7 Take the new card reader out of the static protective package by its sides 8 Align the new card reader in the slim card reader bracket and slide the card reader into the rail as shown until it stops Then install the two screws to secure the new card reader to the bracket 138 ThinkCentre E73 Hardware Maintenance Manual Figure 83 Installing the new slim card reader into the bracket 9 Route the cable of the new card reader through the corresponding hole for the card reader bracket in the front of the chassis 10 Install the bracket into the chassis so that the hole in the bracket is aligned with the corresponding hole in the chassis Then Install the screw to secure the card reader bracket to the chassis Figure 84 Installing the slim card reader bracket 11 Connect the cable of the new slim card reader to the system board See Locating parts on the system board on page 79 What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 171 Replacing the solid state drive Attention Do not open your computer or attempt any repai
75. artup sequence is permanently set and cannot be changed Chapter 5 Troubleshooting and diagnostics 39 If these actions do not correct the problem run the diagnostic programs see Lenovo Solution Center on page 53 for instructions If you need technical assistance see Lenovo Support Web site on page 32 DVD problems Select your symptom from the following list e Black screen instead of DVD video on page 40 e DVD movie will not play on page 40 e No audio or intermittent audio while playing DVD movie on page 40 e Playback is very slow or choppy on page 40 e Invalid disc or no disc found message on page 41 Black screen instead of DVD video Symptom Black screen instead of DVD video Actions e Restart the DVD player program e Close any open files turn off the computer and then restart the computer e Try a lower screen resolution or color depth If these actions do not correct the problem run the diagnostic programs see Lenovo Solution Center on page 53 for instructions If you need technical assistance see Lenovo Support Web site on page 32 DVD movie will not play Symptom DVD movie will not play Actions e Make sure that the disc surface is clean and not scratched e Check the disc or package for regional coding You might need to purchase a disc with coding for the region where you are using your computer If these actions do not correct the problem run th
76. attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to replace the heat sink and fan assembly Chapter 9 Replacing FRUs machine types 10AS and 10AU 101 CAUTION The heat sink and fan assembly might be very hot Before you open the computer cover turn off the computer and wait several minutes until the computer is cool To replace the heat sink and fan assembly do the following 1 Remove the computer cover See Removing the computer cover on page 82 aR WwW PY 7 Turn off the computer and disconnect all power cords from electrical outlets Lay the computer on its side for easier access to the system board Locate the heat sink and fan assembly See Locating major FRUs and CRUs on page 69 Disconnect the heat sink and fan assembly cable from the microprocessor fan connector on the system board See Locating parts on the system board on page 72 Follow this sequence to remove the four screws that secure the heat sink and fan assembly to the system board a Partially remove screw EJ then fully remove screw EE and then fully remove screw b Partially remove screw EJ then fully remove screw E and then fully remove screw El Note Carefully remove the four screws from the system board to avoid any possible damage to the system board The four screws cannot be removed from the heat sink and fan assembly s
77. bays In this manual the bays are referred to as bay 1 bay 2 andso on When installing or replacing an internal drive it is important to note the type and size of the drive that you can install or replace in each bay and correctly connect the cables to the drive installed Refer to the appropriate section in Installing or replacing hardware on page 128 for instructions on how to install or replace internal drives for your computer Figure 10 Drive bay locations on page 80 shows the locations of the drive bays CLL LLL LL Figure 10 Drive bay locations Bay 1 Secondary hard disk drive bay with a SATA solid state drive or a hybrid hard disk drive installed on some models El Bay 2 Optical drive bay with an optical drive installed on some models El Bay 3 Slim card reader drive bay with a slim card reader installed on some models E Bay 4 Hard disk drive bay with a 2 5 inch or 3 5 inch SATA hard disk drive installed 80 ThinkCentre E73 Hardware Maintenance Manual Chapter 9 Replacing FRUs machine types 10AS and 10AU This chapter provides information about the FRU replacement instructions Not all FRUs are documented Important Ensure that you read and understand Chapter 2 Safety information on page 3 before replacing any FRU These precautions and guidelines will help you work safely Note FRU replacements are to be done only by trained service technicians Handling static sens
78. ble from the computer 120 ThinkCentre E73 Hardware Maintenance Manual 2 Connect a new keyboard or mouse to one of the USB connectors on the computer Depending on where you want to connect the new keyboard or mouse see Locating connectors controls and indicators on the front of your computer on page 67 or Locating connectors on the rear of your computer on page 68 Figure 58 Connecting the USB keyboard or mouse Completing the parts replacement After completing the installation or replacement for all parts you need to reinstall the computer cover and reconnect cables Depending on the parts you installed or replaced you might need to confirm the updated information in the Setup Utility program Refer to Chapter 6 Using the Setup Utility program on page 55 To reinstall the computer cover and reconnect cables to your computer do the following 1 Ensure that all components have been reassembled correctly and that no tools or loose screws are left inside your computer See Locating major FRUs and CRUs on page 69 for the locations of various components in your computer 2 Ensure that the cables are routed correctly Keep cables clear of the hinges and sides of the computer chassis to avoid interference with closing the computer cover 3 If you have removed the front bezel reinstall it See Removing and reinstalling the front bezel on page 83 Chapter 9 Replacing FRUs machine types 10AS and 10AU 1
79. by releasing the three plastic tabs on the left side and pivoting the front bezel outward OLLI Figure 12 Removing the front bezel Chapter 9 Replacing FRUs machine types 10AS and 10AU 83 4 To reinstall the front bezel align the three plastic tabs on the right side of the front bezel with the corresponding holes in the chassis then pivot the front bezel inwards until it snaps into position on the left side ILLLLLLLLLILILILLILILI Figure 13 Reinstalling the front bezel What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 121 Installing or replacing a PCI Express card Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to install or replace a PCI Express card Your computer has two PCI Express x1 card slots and one PCI Express x16 graphics card slot To install or replace a PCI Express card do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 82 84 ThinkCentre E73 Hardware Maintenance Manual 3 At the rear of the computer remove the screw that secures the PCI E
80. can be overwritten if you select an incorrect drive General error messages appear if a problem or conflict is found by an application program the operating system or both For the explanation of these messages refer to the information supplied with that software package Before replacing a FRU ensure that the latest level of BIOS is installed on the system A down level BIOS might cause false errors and unnecessary replacement of the system board For more information on how to determine and obtain the latest level BIOS see BIOS levels on page 173 Use the following procedure to help determine the cause of a problem 1 Power off the computer and all external devices Check all cables and power cords Set all display controls to the middle position Power on all external devices aR OMN Power on the computer e Look for displayed error codes e Listen for beep codes e Look for readable instructions or a main menu on the display If you did not receive the correct response proceed to step 6 If you do receive the correct response proceed to step 7 6 Look at the following conditions and follow the instructions e If you hear beep codes during POST go to Beep symptoms on page 61 e f the computer displays a POST error go to POST error codes on page 62 e If the computer hangs and no error is displayed turn off the computer and the power Then turn the power and the computer back on continue at step
81. cations For machine A 10AS 10AV 10DR and 10DS Locating connectors eohki le er nigi on the front of your computer Locating connectors on the rear of your computer Locating major FRUS and CRUS Looking up FRU information Locating parts on the system board Locating internal drives 51 52 53 53 53 55 55 55 55 56 56 56 56 56 57 57 58 58 58 58 59 59 61 61 61 61 62 64 65 67 67 67 68 69 71 72 73 For machine types 10AU 10AW 10BF 10BG 10DU and 10DT i Locating connectors Santrali dna indiestore on the front of your computer Locating connectors on the rear of your computer Locating major FRUs and CRUs Looking up FRU information Locating parts on the system board Locating internal drives Chapter 9 Replacing FRUs machine types 10AS and 10AU Handling static sensitive devices Installing or replacing hardware Installing external options Removing the computer cover Removing and reinstalling the front bezel Installing or replacing a PCI Express card Installing or replacing a memory module Replacing the rear fan assembly Replacing the battery Es Replacing the primary hard disk ne Installing the solid state drive Replacing the optical drive Replacing the slim card reader Replacing the power supply assembly Replacing the heat sink and fan assembly Replacing the thermal sensor Replacing the microprocessor Replacing the system board
82. ch as the system power supply processor hard disk drives and some monitors Advanced configuration and power interface ACPI BIOS Being an ACPI BIOS system the operating system is allowed to control the power management features of the computer and the setting for Advanced Power Management APM BIOS mode is ignored Not all operating systems support ACPI BIOS mode Automatic Power on features The Automatic Power On features within the Power Management menu allow you to enable and disable features that turn on the computer automatically e Wake Up on Alarm You can specify a date and time at which the computer will be turned on automatically This can be either a single event or a daily event e Wake on LAN If the computer has a properly configured token ring or Ethernet LAN adapter card that is Wake on LAN enabled and there is remote network management software you can use the Wake on LAN feature When you set Wake on LAN to Enabled the computer will turn on when it receives a specific signal from another computer on the local area network LAN To enable the Wake on LAN function or the Wake Up on Alarm function on the Windows 8 or Windows 8 1 operating system do the following 1 Open Control Panel 2 Click Hardware and Sound gt Power Options 3 In the left panel do one of the following e For Windows 8 Click Choose what the power buttons do e For Windows 8 1 Click Choose what the power button does 4 In the Shutdown
83. chine frames Observe the special safety precautions when you work with very high voltages these instructions are in the safety sections of maintenance information Use extreme care when measuring high voltages e Regularly inspect and maintain your electrical hand tools for safe operational condition e Do not use worn or broken tools and testers e Never assume that power has been disconnected from a circuit First check that it has been powered off e Always look carefully for possible hazards in your work area Examples of these hazards are moist floors nongrounded power extension cables power surges and missing safety grounds e Do not touch live electrical circuits with the reflective surface of a plastic dental mirror The surface is conductive such touching can cause personal injury and machine damage e Do not service the following parts with the power on when they are removed from their normal operating places in a machine Power supply units Pumps Blowers and fans Motor generators and similar units This practice ensures correct grounding of the units e If an electrical accident occurs Use caution do not become a victim yourself Switch off power Send another person to get medical aid 4 ThinkCentre E73 Hardware Maintenance Manual Voltage selection switch Some computers are equipped with a voltage selection switch located near the power cord connection point on the computer I
84. cio EL e nn Figure 36 Removing the heat sink and fan assembly Lift the failing heat sink and fan assembly off the system board Notes a You might have to gently twist the heat sink and fan assembly to free it from the microprocessor b When handling the heat sink and fan assembly do not touch the thermal grease on the bottom of the heat sink and fan assembly 102 ThinkCentre E73 Hardware Maintenance Manual 8 10 Place the new heat sink and fan assembly on the system board so that the four screws are aligned with the corresponding holes in the system board Note Position the new heat sink and fan assembly so that the heat sink and fan assembly cable is toward the microprocessor fan connector on the system board Follow the following sequence to install the four screws to secure the new heat sink and fan assembly Do not over tighten the screws a Partially tighten screw E then fully tighten screw EE and then fully tighten screw EL b Partially tighten screw EE then fully tighten screw E and then fully tighten screw EL
85. ction Configuration change has occurred This error message is displayed when a hard disk drive or optical drive change has been made Press F1 to enter the Setup Utility program Then press F10 to save and exit the Setup Utility program More than one external fingerprint reader If more than one external fingerprint reader is is attached Power off and remove all but connected to a computer this error message will the reader that you set up within your main be displayed to inform you to remove all of the operating system fingerprint keyboards except the one compatible with the fingerprint application on your computer 1962 No operating system found Press any key This error occurs only after the POST is completed to repeat boot sequence Press any key to repeat boot sequence 0162 Setup data integrity check failure Press F1 to enter the Setup Utility program Then press F10 to save and exit the Setup Utility program 0167 No processor microcode update found This error message indicates that there is no microcode update image for the current microprocessor 0175 System Security Security data corrupted Press F1 to enter the Setup Utility program Then press F10 to save and exit the Setup Utility program 0176 System Security The system has been This error message is displayed when the tampered with computer is turned on with the cover open or removed Press F1 to enter the Setup Utility program Then press F10 to save
86. deo resolution is set to less than 1152 x 864 e On computers that have a CD ROM or CD RW drive in addition to a DVD ROM drive make sure that the DVD disc is in the drive labeled DVD If these actions do not correct the problem run the diagnostic programs see Lenovo Solution Center on page 53 for instructions If you need technical assistance see Lenovo Support Web site on page 32 Intermittent problems Symptom A problem occurs only occasionally and is difficult to repeat Actions e Verify that all cables and cords are securely connected to the computer and attached devices e Verify that when the computer is on the fan grill is not blocked there is air flow around the grill and the fans are working If airflow is blocked or the fans are not working the computer might overheat If these actions do not correct the problem run the diagnostic programs see Lenovo Solution Center on page 53 for instructions If you need technical assistance see Lenovo Support Web site on page 32 Hard disk drive problems Select your symptom from the following list e Some or all hard disk drives missing from the Setup Utility program on page 41 e No Operating System Found message or the system not starting from the correct hard disk drive on page 42 Some or all hard disk drives missing from the Setup Utility program Symptom Some or all hard disk drives missing from the Setup Utility program Act
87. e To operate the computer within FCC Class B limits use a Category 5e or better Ethernet cable Used to attach a microphone to your computer when you want to record sound or if you use speech recognition software Used to attach a device that requires a USB 2 0 connection such as a keyboard a mouse a scanner a printer or a personal digital assistant PDA Used to attach a device that requires a USB 2 0 or 3 0 connection such as a keyboard a mouse a scanner a printer or a personal digital assistant PDA A USB 3 0 connector provides high transmission speeds to reduce the time that is required for data transmission Used to attach a VGA monitor or other devices that use a VGA monitor connector Locating major FRUs and CRUs Figure 8 Component locations on page 77 shows the locations of the various components in your computer To remove the computer cover see Removing the computer cover on page 124 76 ThinkCentre E73 Hardware Maintenance Manual Figure 8 Component locations The following table lists the major FRUs shown in Figure 8 Component locations on page 77 and identifies which FRUS also are self service CRUs or optional service CRUs 77 Chapter 8 Locations Notes e Self service CRUs These CRUs unplug or are secured by no more than two screws Examples of these types of CRUs include the keyboard the mouse any USB device and the power cord Other self service CRUs depending on product
88. e see Locating connectors controls and indicators on the front of your computer on page 74 or Locating connectors on the rear of your computer on page 75 Figure 122 Connecting the USB keyboard or mouse 170 ThinkCentre E73 Hardware Maintenance Manual Completing the parts replacement After completing the installation or replacement for all parts you need to reinstall the computer cover and reconnect cables Depending on the parts you installed or replaced you might need to confirm the updated information in the Setup Utility program Refer to Chapter 6 Using the Setup Utility program on page 55 To reinstall the computer cover and reconnect cables to your computer do the following 1 Ensure that all components have been reassembled correctly and that no tools or loose screws are left inside your computer See Locating major FRUs and CRUs on page 76 for the locations of various components in your computer Ensure that the cables are routed correctly Keep cables clear of the hinges and sides of the computer chassis to avoid interference with closing the computer cover Lower the drive bay assembly See Accessing the system board components and drives on page 126 If you have removed the front bezel reinstall it See Removing and reinstalling the front bezel on page 124 Position the computer cover on the chassis so that the rail guides on the computer cover engage the rails on the
89. e diagnostic programs see Lenovo Solution Center on page 53 for instructions If you need technical assistance see Lenovo Support Web site on page 32 No audio or intermittent audio while playing DVD movie Symptom No audio or intermittent audio while playing DVD movie Actions e Check the volume control settings on your computer and on your speakers e Make sure that the disc surface is clean and not scratched e Check all cable connections to and from the speakers e Use the DVD menu for the video to select a different audio track If these actions do not correct the problem run the diagnostic programs see Lenovo Solution Center on page 58 for instructions If you need technical assistance see Lenovo Support Web site on page 32 Playback is very slow or choppy Symptom Playback is very slow or choppy 40 ThinkCentre E73 Hardware Maintenance Manual Actions e Disable any background programs such as AntiVirus or Desktop Themes e Ensure that video resolution is set to less than 1152 x 864 If these actions do not correct the problem run the diagnostic programs see Lenovo Solution Center on page 53 for instructions If you need technical assistance see Lenovo Support Web site on page 32 Invalid disc or no disc found message Symptom Invalid disc or no disc found message Actions e Ensure that a DVD disc is in the drive with the shiny side of the disc facing down e Ensure that vi
90. e front antenna cable to the Wi Fi card module What to do next e To work with another piece of hardware go to the appropriate section Chapter 9 Replacing FRUs machine types 10AS and 10AU 119 e To complete the installation or replacement go to Completing the parts replacement on page 121 Removing the front Wi Fi antenna To remove the front Wi Fi antenna do the following 1 aR WwW PY Turn off the computer and disconnect all power cords from electrical outlets Remove the computer cover See Removing the computer cover on page 82 Remove the front bezel See Removing and reinstalling the front bezel on page 83 Disconnect the front antenna cable from the Wi Fi card module Remove the front antenna and cable from the front of the computer BSSSSSSSSA SS SOS S SS S SOS SS SS SS Figure 57 Removing the front Wi Fi antenna What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 121 Replacing the keyboard or mouse Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to replace the keyboard or mouse To replace the keyboard or mouse do the following 1 Disconnect the old keyboard cable or mouse ca
91. e installation or replacement go to Completing the parts replacement on page 121 Installing the solid state drive Attention Do not open your computer or attempt any repair before reading and understanding the Important safety information on page 1 94 ThinkCentre E73 Hardware Maintenance Manual This section provides instructions on how to install the 2 5 inch solid state drive To install the solid state drive do the following 1 Install the solid state drive into the storage converter Then install the four screws to secure the solid state drive to the storage converter Figure 27 Installing the solid state drive into the storage converter 2 Connect the signal cable and the power cable to the solid state drive 3 Install the solid state drive into the hard disk drive bay See Replacing the primary hard disk drive on page 92 What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 121 Replacing the optical drive Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to install or replace the optical drive Note The optical drive is only available in some models To replace an optical drive do the following 1 Turn off the computer and disc
92. e link for the readme file that contains the instructions for updating flashing the BIOS from your operating system Print these instructions This is very important because these instructions will not be displayed on the screen after the download begins Follow the printed instructions to download extract and install the update Recovering from a POST and BIOS update failure If the power to your computer is interrupted while the POST and BIOS is being updated your computer might not restart correctly If this happens perform the following procedure to recover from the POST and BIOS update failure This procedure is commonly called Boot block Recovery 1 2 10 11 12 13 Remove all media from the drives and turn off all attached devices and the computer Then disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer Remove the computer cover For machine types 1577 1579 and 1607 see Removing the computer cover on page 82 For machine types 1578 1583 and 1652 see Removing the computer cover on page 124 Locate the Clear CMOS Recovery jumper on the system board See Locating parts on the system board on page 72 Remove any parts and disconnect any cables that might prevent your access to the Clear CMOS Recovery jumper Move the jumper from the standard position pin 1 and pin 2 to the maintenance position pin 2 and pin 3
93. e of the drives is connected to the audio subsystem e If you are using the Windows 7 operating system follow the action for A CD or DVD does not work on page 39 If this does not correct the problem follow the action for A CD or DVD does not work on page 39 A CD or DVD does not work Symptom A CD or DVD does not work Actions e Verify that the disc is inserted correctly with its label up e Make sure that the disc you are using is clean To remove dust or fingerprints wipe the disc clean with a soft cloth from the center to the outside Wiping a disc in a circular motion might cause loss of data e Verify that the disc you are using is not scratched or damaged Try inserting another disc that you know is good If you cannot read from a known good disc you might have a problem with your CD or DVD drive or the cabling to your CD or DVD drive Make sure that the power cable and signal cable are securely connected to the drive Unable to use a startable bootable recovery medium such as the Product Recovery CD to start your computer Symptom Unable to use a startable bootable recovery medium such as the Product Recovery CD to start your computer Action Make sure that the CD or DVD drive is in the startup sequence before the hard disk drive Refer to your Selecting or changing the startup device sequence on page 58 for information on viewing and changing the startup sequence Note that on some models the st
94. ece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 171 Removing the front Wi Fi antenna To remove the front Wi Fi antenna do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 124 3 Remove the front bezel See Removing and reinstalling the front bezel on page 124 4 Disconnect the front antenna cable from the Wi Fi card module Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 169 5 Remove the front antenna and cable from the front of the computer Figure 121 Removing the front WiFi antenna What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 171 Replacing the keyboard or mouse Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to replace the keyboard or mouse To replace the keyboard or mouse do the following 1 Disconnect the old keyboard cable or mouse cable from the computer 2 Connect a new keyboard or mouse to one of the USB connectors on the computer Depending on where you want to connect the new keyboard or mous
95. ed by interference from nearby equipment Magnetic fields around other devices such as transformers appliances fluorescent lights and other monitors might be causing the problem Move fluorescent desk lighting or any equipment that produces magnetic fields farther away from the monitor If this does not correct the problem do the following 1 Turn off the monitor Moving a color monitor while it is turned on might cause screen discoloration 2 Adjust the placement of the monitor and other devices so that they are at least 305 mm 12 inches apart 3 Turn on the monitor e You can reset the refresh rate through your operating system Control Panel On the Windows 7 operating system click Start gt Control Panel gt Hardware and Sound Adjust screen resolution Advanced Settings Then click the Monitor tab and select a new refresh rate On the Windows 8 or Windows 8 1 operating system open Control Panel and click Hardware and Sound Adjust screen resolution gt Advanced Settings Then click the Monitor tab and select a new refresh rate e See your operating system documentation or help for further information on monitor settings If these actions do not correct the problem your monitor might need service See Lenovo Support Web site on page 32 for details The image is discolored Symptom The image is discolored Action The monitor might be affected by interference from nearby equipment Magnetic fields around other
96. ems on page 51 Software problems on page 51 USB problems on page 52 Audio problems Select your symptom from the following list No audio in Windows on page 38 Chapter 5 Troubleshooting and diagnostics 37 e An audio disc or AutoPlay enabled disc does not automatically play when it is inserted into a drive on page 38 e Sound comes from one external speaker only on page 38 e No audio in DOS applications or games on page 38 No audio in Windows Symptom No audio in Windows Actions e If you are using powered external speakers that have an On Off control verify that the On Off control is set to the On position and the speaker power cable is connected to a properly grounded functional ac electrical outlet e If your external speakers have a volume control verify that the volume control is not set too low e Double click the speaker icon in the Windows notification area A master volume control window opens Verify that the Mute settings are not checked and none of the volume settings is set too low e Verify that your external speakers and headphones if used are connected to the correct audio connector on the computer Most speaker cables are color coded to match the connector Note When external speaker or headphone cables are attached to the audio connector the internal speaker if present is disabled In most cases if an audio adapter is installed in one of the expansion slots
97. en disengage the plastic holder holding the thermal sensor from the chassis Figure 99 Removing the thermal sensor 8 Pull the entire thermal sensor out of the chassis 152 ThinkCentre E73 Hardware Maintenance Manual 9 Insert the connector and cable of the new thermal sensor into the hole fl in the chassis Then align the two tabs on the plastic holder holding the thermal sensor with the two holes E and E in the chassis and push the plastic holder until it snaps into position Figure 100 Installing the thermal sensor 10 Connect the cable of the new thermal sensor to the thermal sensor connector on the system board See Locating parts on the system board on page 79 What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 171 Replacing the microprocessor Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to replace the microprocessor CAUTION The heat sink and microprocessor might be very hot Before you open the computer cover turn off the computer and wait several minutes until the computer is cool To replace the microprocessor do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the compu
98. en the computer cover turn off the computer and wait several minutes until the computer is cool To remove the computer cover do the following 1 Remove any media from the drives and turn off all attached devices and the computer 2 Disconnect all power cords from electrical outlets 3 Disconnect the power cords Input Output cables and any other cables that are connected to the computer See Locating connectors controls and indicators on the front of your computer on page 67 and Locating connectors on the rear of your computer on page 68 4 Remove any locking device that secures the computer cover such as a padlock or a Kensington style cable lock 5 Remove the two screws that secure the computer cover and slide the computer cover to the rear to remove it DON AUNTY AO DSO WI NANA BBB Figure 11 Removing the computer cover 82 ThinkCentre E73 Hardware Maintenance Manual Removing and reinstalling the front bezel Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to remove and reinstall the front bezel To remove and reinstall the front bezel do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 82 3 Remove the front bezel
99. enter the Setup Utility program select Save Changes and Exit at the bottom of the screen The error message will not be displayed again e Press F2 to bypass the error message and log in to the operating system Viewing and changing settings The Setup Utility program menu lists various items about the system configuration To view or change settings start the Setup Utility program See Starting the Setup Utility program on page 55 Then follow the instructions on the screen You can use either the keyboard or the mouse to navigate through BIOS menu choices The keys used to perform various tasks are displayed at the bottom of each screen Using passwords By using the Setup Utility program you can set passwords to prevent unauthorized access to your computer and data The following types of passwords are available e Power On Password e Administrator Password e Hard Disk Password You do not have to set any passwords to use your computer However using passwords improves computing security If you decide to set any passwords read the following sections Copyright Lenovo 2013 2014 55 Password considerations A password can be any combination of up to 64 alphabetic and numeric characters For security reasons it is recommended to use a strong password that cannot be easily compromised To set a strong password use the following guidelines e Have at least eight characters in length e Contain at least one alphabet
100. entos de instala o e configura o e Conecte e desconecte os cabos conforme descrito na tabela apresentada a seguir ao instalar mover ou abrir tampas deste produto ou de dispositivos conectados Para Conectar Para Desconectar DESLIGUE Tudo DESLIGUE Tudo Primeiramente conecte todos os cabos aos Primeiramente remova os cabos de alimenta o das dispositivos tomadas 3 Conecte os cabos de sinal aos conectores 3 Remova os cabos de sinal dos conectores 4 Conecte os cabos de alimenta o s tomadas 4 Remova todos os cabos dos dispositivos 5 LIGUE os dispositivos CUIDADO Ao substituir a bateria de l tio utilize apenas uma bateria com N mero de Pe a 45C1566 ou um tipo de bateria equivalente recomendado pelo Se o seu sistema possui um m dulo com uma bateria de l tio substitua o apenas por um m dulo do mesmo tipo e do mesmo fabricante A bateria cont m l tio e pode explodir se n o for utilizada manuseada ou descartada de maneira correta N o e Jogue ou cologue na gua e Aque a a mais de 100 C 212 F e Conserte nem desmonte Descarte a bateria conforme requerido pelas leis ou regulamentos locais A PRECAUCI N Quando produtos a laser como unidades de CD ROMs unidades de DVD ROM dispositivos de fibra tica ou transmissores estiverem instalados observe o seguinte e N o remova as tampas A remoc o das tampas de um produto a laser pode resultar em exposic o prejudicia
101. er products such as CD ROMs DVD ROM drives fiber optic devices or transmitters are installed note the following e Do not remove the covers Removing the covers of the laser product could result in exposure to hazardous laser radiation There are no serviceable parts inside the device e Use of controls or adjustments or performance of procedures other than those specified herein might result in hazardous radiation exposure Advances Some laser products contain an embedded Class 3A or Class 3B laser diode Note the following Laser radiation when open Do not stare into the beam do not view directly with optical instruments and avoid direct exposure to the beam gt 18 kg 37 lbs gt 32 kg 70 5 Ibs gt 55 kg 121 2 lbs CAUTION Use safe practices when lifting AA CAUTION The power control button on the device and the power switch on the power supply do not turn off the electrical current supplied to the device The device also might have more than one power cord To remove all electrical current from the device ensure that all power cords are disconnected from the power source 20 e 10 am AA 8 ThinkCentre E73 Hardware Maintenance Manual a Dial si CsI sigma Y AAC EN aa ga gal gS SN Boss Si Un Py a BER Ss Clair bids gal dio gf Aia gi ui ji Aula plo dl A Dial gi hai gh a si glad Y Agila 245 dde gag liti Gialli ligi civ uagi Ina gni Od sli gS Z nda ai A Dil JLS Jia a
102. f your computer has a voltage selection switch ensure that you set the switch to match the voltage available at your electrical outlet Setting the voltage selection switch incorrectly can cause permanent damage to the computer If your computer does not have a voltage selection switch your computer is designed to operate only at the voltage provided in the country or region where the computer was originally purchased If you relocate your computer to another country be aware of the following e If your computer does not have a voltage selection switch do not connect the computer to an electrical outlet until you have verified that the voltage provided is the same as it was in the country or region where the computer was originally purchased e If your computer has a voltage selection switch do not connect the computer to an electrical outlet until you have verified that the voltage selection switch is set to match the voltage provided in that country or region If you are not sure of the voltage provided at your electrical outlet contact your local electric company or refer to official Web sites or other literature for travelers to the country or region where you are located Safety inspection guide The intent of this inspection guide is to assist you in identifying potentially unsafe conditions on these products Each machine as it was designed and built had required safety items installed to protect users and service personnel from
103. file Action Do the following 1 Exit the application that uses the sound device for example Windows Media Player 2 Open Control Panel 3 Click Hardware and Sound Sound 4 Select the Playback tab Chapter 5 Troubleshooting and diagnostics 47 5 If you are using the Headset profile select Bluetooth Hands free Audio and click the Set Default button If you are using the AV profile select Stereo Audio and click the Set Default button 6 Click OK to close the Sound window Note Bluetooth is supported only on some computer models Option problems Use this information to diagnose problems with Lenovo hardware options that do not have their own troubleshooting information Select your symptom from the following list e An option that was just installed does not work on page 48 e An option that previously worked does not work now on page 48 An option that was just installed does not work Symptom An option that was just installed does not work Action Verify that e The option is designed for your computer e You followed the installation instructions supplied with the option and the installation instructions provided with your computer and all option files such as device drivers if required are installed correctly e You have not loosened other installed options or cables e Ifthe option is an adapter you have provided enough hardware resources for the adapter to function correctly See the docu
104. formation on page 1 This section provides instructions on how to replace the rear fan assembly To replace the rear fan assembly do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 82 3 4 Disconnect the rear fan assembly cable from the system fan connector on the system board See Locate the rear fan assembly See Locating major FRUs and CRUs on page 69 Locating parts on the system board on page 72 Chapter 9 Replacing FRUs machine types 10AS and 10AU 89 5 The rear fan assembly is attached to the chassis by four rubber mounts Remove the rear fan assembly by breaking or cutting the rubber mounts and gently pulling the rear fan assembly out of the chassis Note The new rear fan assembly will have four new rubber mounts attached E Jh ALLLILLLLLILILILILILIS Figure 20 Removing the rear fan assembly 6 Install the new rear fan assembly by aligning the new rubber mounts with the corresponding holes in the chassis and push the rubber mounts through the holes 90 ThinkCentre E73 Hardware Maintenance Manual 7 Pull on the tips of the rubber mounts until the rear fan assembly is secured in place IO Figure 21 Installing the rear fan assembly 8 Connect the rear fan assembly cable to the system fa
105. ght have a failing speaker Have the speaker serviced If you need technical assistance see Lenovo Support Web site on page 32 No audio in DOS applications or games Symptom No audio in DOS applications or games 38 ThinkCentre E73 Hardware Maintenance Manual Actions e Make sure the DOS application or game is configured to use SoundBlaster Pro or SoundBlaster emulation Refer to the documentation that comes with the application or game for instructions on setting sound card settings e f these actions do not correct the problem run the diagnostic programs see Lenovo Solution Center on page 53 for instructions If you need technical assistance see Lenovo Support Web site on page 32 CD problems Select your symptom from the following list e An audio disc or AutoPlay enabled disc does not automatically play when it is inserted into a CD drive on page 39 e A CD or DVD does not work on page 39 e Unable to use a startable bootable recovery medium such as the Product Recovery CD to start your computer on page 39 An audio disc or AutoPlay enabled disc does not automatically play when it is inserted into a CD drive Symptom An audio disc or AutoPlay enabled disc does not automatically play when it is inserted into a CD drive Actions e If you have multiple CD or DVD drives installed or a combination of CD and DVD drives try inserting the disc into the other drive In some cases only on
106. gm Gar hamana Aga j aj gig Dial Hd ps gs ls i gial lg dial PEU gi Jia gi ay ago Dal Dama gi Dish foi gi Jante gi a Li baal sy Ai am e Os 5 LN dii gi otra gi ui a ies 1 ga ol Be d EN Y Sail Big aly a cis y ani deb y sly 4881 Dial p Gas pae A di cib pid pla Seal Aube Tini dui dd alo ad gal ida gig ui iI Lali CET nt us culiar alall sic SMA y AM Js ga SA Las DL puis goa gis iali RAS gil a Aybe ig JAN a Jaill duen seg US Gili pi 05 US Cali pi al Ge els Si Du JS di i Y j el DU US das ls gall Gye 8 EVI ui doi i ra gal LY De una i Jen Ge EDLY US Chea pi gia ci cla Si EDL dus gi pi Seal Dati 1 Anali Part Number 45C1566 gal ll e jall p Li aiiu cogi Ay bali au sic ted E ossa Be LAS o gie Quii gle 3984 AS E gi gi ai ga E gi guia lil aa e ren da as Ara a galas atbil OS 13l Igalsiiui asc Alla G ai di Osag a EM Gala de Ale gini riali Quid Mi da dic lia Aba 45 dos leis alas die gi days y dos Lyme Jalaill gi Y pall ha ut A sl O FAT g Aggies daga Vee ga li lg Capi U gi lys mall ABI gi cgil ie Ay all Ga galii Chapter 2 Safety information 9 1A 24455 gi Fiber Optic s gai DVD dadi dass SCD ROMS Jia 33 Casio us 5 eli NI BICI Gag Judi la y Soda Sand ll An dl JA gia Aub i g ji ge gih d ALE gji Y coll Un fasse ga La CANAS gl ci usi gi Jus gi land gi lesa adiu Ge gih all Jala la pali GS eljal tog Y by gba
107. halten wenn Hinweise auf Feuer Wasser oder Geb udesch den vorliegen Die Verbindung zu den angeschlossenen Netzkabeln Telekommunikationssystemen Netzwerken und Modems ist vor dem Offnen des Geh uses zu unterbrechen sofern in den Installations und Konfigurationsprozeduren keine anders lautenden Anweisungen enthalten sind e Zum Installieren Transportieren und ffnen der Abdeckungen des Computers oder der angeschlossenen Einheiten die Kabel gem der folgenden Tabelle anschlie en und abziehen Schalten Sie alle Einheiten AUS Schalten Sie alle Einheiten AUS Schlie en Sie erst alle Kabel an die Einheiten an Ziehen Sie zuerst alle Netzkabel aus den Schlie en Sie die Signalkabel an die Buchsen an Netzsteckdosen Ziehen Sie die Signalkabel aus den Buchsen Schlie en Sie die Netzkabel an die Steckdose an Schalten Sie dis Einheit FIN Ziehen Sie alle Kabel von den Einheiten ab CAUTION Eine verbrauchte Lithiumbatterie nur durch eine Batterie mit der Teilenummer 45C1566 oder eine gleichwertige vom Hersteller empfohlene Batterie ersetzen Enth lt das System ein Modul mit einer Lithiumbatterie dieses nur durch ein Modul desselben Typs und von demselben Hersteller ersetzen Die Batterie enth lt Lithium und kann bei unsachgem er Verwendung Handhabung oder Entsorgung explodieren Die Batterie nicht e mit Wasser in Ber hrung bringen 18 ThinkCentre E73 Hardware Maintenance Manual e ber 100
108. he Setup Utility program Press Enter when prompted to confirm the exit Note When ErP LPS compliance mode is enabled you can wake up your computer by doing one of the following 58 ThinkCentre E73 Hardware Maintenance Manual e Pressing the power switch e Enabling the wake up on alarm feature The wake up on alarm feature enables your computer to wake up at a set time To enable the wake up on alarm feature do the following 1 Start the Setup Utility program See Starting the Setup Utility program on page 55 2 From the Setup Utility program main menu select Power gt Automatic Power On and press Enter 3 4 Press F10 to save changes and exit the Setup Utility program Press Enter when prompted to Select Wake Up on Alarm and press Enter Then follow the instructions on the screen confirm the exit e Enabling the after power loss feature The after power loss feature enables your computer to wake up when the power supply resumes after a sudden loss of electricity To enable the after power loss feature do the following 1 Start the Setup Utility program See Starting the Setup Utility program on page 55 2 From the Setup Utility program main menu select Power gt After Power Loss and press Enter 3 4 Press F10 to save changes and exit the Setup Utility program Press Enter when prompted to Select Power On and press Enter confirm the exit Changing the BIOS settings before installing a
109. he optical drive are disabled and cannot be accessed To enable or disable a device do the following 1 Start the Setup Utility program See Starting the Setup Utility program on page 55 2 From the Setup Utility program main menu select Devices 3 Depending on the device you want to enable or disable do one of the following e Select USB Setup to enable or disable a USB device e Select ATA Drives Setup gt SATA Controller to enable or disable a SATA device 4 Select the desired settings and press Enter 5 Press F10 to save and exit the Setup Utility program See Exiting the Setup Utility program on page 59 Chapter 6 Using the Setup Utility program 57 Selecting a startup device If your computer does not start up from a device such as the disc or hard disk drive as expected do one of the following to select the startup device you want Selecting a temporary startup device Use this procedure to select a temporary startup device Note Not all discs and hard disk drives are bootable 1 Turn off your computer 2 Repeatedly press and release the F12 key when turning on the computer When the Startup Device Menu window displays release the F12 key 3 Select the desired startup device and press Enter The computer will start up from the device you selected Note Selecting a startup device from the Startup Device Menu window does not permanently change the startup sequence Selecting or changing the startu
110. he two screws that secure the Wi Fi card module to the Wi Fi adapter card Figure 48 Removing the screws that secure the Wi Fi card module 3 Pull the Wi Fi card module out of the mini PCI Express slot to remove it from the Wi Fi adapter card Figure 49 Removing the Wi Fi card module Installing the Wi Fi units To install the Wi Fi units do the following 114 ThinkCentre E73 Hardware Maintenance Manual 1 Insert the Wi Fi card module into the mini PCI Express slot and then install the two screws to secure the Wi Fi card module to the Wi Fi adapter card Figure 50 Installing the Wi Fi card module Chapter 9 Replacing FRUs machine types 10AS and 10AU 115 2 Connect the front antenna cable and rear antenna cable to the Wi Fi card module Figure 51 Installing the Wi Fi antenna cables 3 Install the Wi Fi adapter card into the PCI Express x1 slot on the system board See Locating parts on the system board on page 72 4 If the installed Wi Fi card module supports the Bluetooth function use a Bluetooth cable to connect the Bluetooth connector on the Wi Fi adapter card to the front USB connector on the system board 5 Pivot the card latch to the closed position to secure the Wi Fi adapter card AN OOO Wak Figure 52 Installing the WiFi adapter card What to do next e To work with another piece of hardware go to the appropriate section 116 Think
111. hinkCentre E73 Hardware Maintenance Manual e Insufficient free hard disk drive space on page 49 e Excessive number of fragmented files on page 50 e Insufficient memory on page 50 Make a selection from the above list to find out more about the corrective actions you can take Insufficient free hard disk drive space Symptom Insufficient free hard disk drive space The Windows operating system will slow down and might produce errors if the hard disk drive gets too full To check the amount of free space on the Windows 7 operating system do the following 1 Click Start gt Computer 2 Right click your C drive entry and then click Properties The amount of free disk space is displayed To check the amount of free space on the Windows 8 operating system do the following 1 Open File Explorer and click Computer 2 Right click your C drive entry and then click Properties The amount of free disk space is displayed To check the amount of free space on the Windows 8 1 operating system do the following 1 Open File Explorer 2 Right click your C drive entry and then click Properties The amount of free disk space is displayed To free up disk space do any of the following e Method 1 1 On the Windows 7 operating system click Start gt Computer On the Windows 8 operating system open File Explorer and click Computer On the Windows 8 1 operating system open File Explorer 2 Right click your C drive entry and the
112. ic character and one numeric character e Setup Utility program and hard disk drive passwords are not case sensitive e Not be your name or your user name e Not be a common word or a common name e Be significantly different from your previous passwords Power On Password When a Power On Password is set you are prompted to type a valid password each time the computer is turned on The computer cannot be used until the valid password is typed in Administrator Password Setting an Administrator Password deters unauthorized users from changing configuration settings If you are responsible for maintaining the configuration settings of several computers you might want to set an Administrator Password When an Administrator Password is set you are prompted to type a valid password each time you try to access the Setup Utility program The Setup Utility program cannot be accessed until a valid password is typed in If both the Power On Password and Administrator Password are set you can type either password However you must use your Administrator Password to change any configuration settings Hard Disk Password Setting a Hard Disk Password prevents unauthorized access to the data on the hard disk drive When a Hard Disk Password is set you are prompted to type a valid password each time you try to access the hard disk drive Notes e After you set a Hard Disk Password your data on the hard disk drive is protected even if the hard disk
113. informations suivantes Rayonnement laser lorsque le carter est ouvert Evitez toute expositiondirecte au rayon laser Evitez de regarder fixement le faisceau ou del observer l aide d instruments optiques A gt 18 kg 37 Ibs 32 kg 70 5 Ibs gt 55 kg 121 2 Ibs ATTENTION Soulevez la machine avec pr caution AA ATTENTION L interrupteur de contr le d alimentation de l unit et l interrupteur dubloc d alimentation ne coupent pas le courant lectrique alimentantl unit En outre le syst me peut tre quip de plusieurs cordonsd alimentation Pour mettre l unit hors tension vous devez d connectertous les cordons de la source d alimentation Chapter 2 Safety information 17 2 ae 1 0 m AA VORSICHT An Netz Telefon und Datenleitungen k nnen gef hrliche Spannungen anliegen Aus Sicherheitsgr nden e Bei Gewitter an diesem Ger t keine Kabel anschlie en oder l sen Ferner keine Installations Wartungs oder Rekonfigurationsarbeiten durchf hren e Ger t nur an eine Schutzkontaktsteckdose mit ordnungsgem geerdetem Schutzkontakt anschlie en e Alle angeschlossenen Ger te ebenfalls an Schutzkontaktsteckdosen mit ordnungsgem geerdetem Schutzkontakt anschlie en e Die Signalkabel nach M glichkeit einh ndig anschlie en oder l sen um einen Stromschlag durch Ber hren von Oberfl chen mit unterschiedlichem elektrischem Potenzial zu vermeiden e Ger te niemals einsc
114. ing 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 124 the front bezel outward to remove it from the computer Carefully lay the front bezel aside without 3 Remove the front bezel by releasing the three plastic tabs on the top of the front bezel and pivoting disconnecting the power switch and light emitting diode LED assembly cable Figure 61 Removing the front bezel 4 To reinstall the front bezel align the other three plastic tabs on the bottom of the front bezel with the corresponding holes in the chassis then pivot the front bezel inward until it snaps into position Figure 62 Reinstalling the front bezel What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 171 125 Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG Accessing the system board components and drives Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to access the system board components and drives To access the system board components and drives do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Rem
115. ing desktop computers 123 external options installing tower computers 81 F failure recovering from a POST and BIOS update 175 flashing the BIOS 174 front connectors controls indicators 67 74 front audio and USB assembly replacing 110 160 front bezel front bezel removing 83 124 front bezel reinstalling 83 124 front Wi Fi antenna installing removing 118 168 FRU locations 69 76 FRU part numbers 1 67 71 78 H hard disk drive replacing 92 131 hardware installing or replacing desktop computers device drivers obtaining 172 external options 123 tower computers device drivers obtaining 122 external options 81 heat sink and fan assembly replacing 101 148 Identifying FRUs 69 76 installing operating system 59 solid state drive 94 installing options memory module 87 129 PCI Express card 84 127 K keyboard replacing 120 170 L Lenovo Solution Center 53 locating components 69 76 looking up part numbers 1 67 71 78 memory module installing replacing 87 129 179 system board 87 129 Microphone connector 69 76 microprocessor replacing 105 153 mouse replacing 120 170 O optical drive replacing 95 133 Optional service CRUs 69 76 P part numbers 1 67 71 78 parts replacement completing 121 171 password Administrator 56 considerations 56 Power On Password 56 setting changing deleting 56 passwords erasing 57 lost or forgotten 57 passwords using 55 PCI Exp
116. ings through Control Panel To access Control Panel on the Windows 8 or Windows 8 1 operating system do one of the following e From the desktop 1 Move the pointer to the top right or bottom right corner of the screen to display the charms 2 Click Settings 3 Click Control Panel e From the Start screen For Windows 8 1 Move the pointer to the top right or bottom right corner of the screen to display the charms 2 Click Search 3 On the Apps screen scroll to the right side and click Control Panel in the Windows System section For Windows 8 1 1 Click the arrow icon M in the bottom left corner of the screen to go to the Apps screen 2 Scroll to the right side and click Control Panel in the Windows System section Troubleshooting procedure Use the following procedure as a starting point for diagnosing problems you are experiencing with your computer 1 Verify that the cables for all attached devices are connected correctly and securely 2 Verify that all attached devices that require ac power are connected to properly grounded functioning electrical outlets 3 Verify that all attached devices are enabled in the BIOS settings of your computer For more information about accessing and changing the BIOS settings refer to your Chapter 6 Using the Setup Utility program on page 55 4 Go to the Troubleshooting on page 37 and follow the instructions for the type of problem you are experiencing If the Tr
117. ion The monitor screen is blank Verify that e The monitor signal cable is correctly connected to the monitor and to the appropriate monitor connector on the computer The monitor power cord is correctly connected to the monitor and to a working electrical outlet The monitor is turned on and the brightness and contrast controls are set correctly The computer voltage matches the voltage available at the electrical outlet for your country or region If your computer has two monitor connectors be sure to use the connector on the graphics card The keyboard does not work Verify that e The computer is turned on e The keyboard is securely connected to a USB connector on the computer e No keys are stuck The mouse does not work Verify that e The computer is turned on e The mouse is securely connected to a USB connector on the computer e The mouse is clean Copyright Lenovo 2013 2014 35 Sion Sie TT The operating system does not Verify that start e The startup sequence includes the device where the operating system resides Usually the operating system is on the hard disk drive For more information see Selecting a startup device on page 58 The computer beeps multiple Verify that no keys are stuck times before the operating system starts Accessing Control Panel on the Windows 8 or Windows 8 1 operating system On the Windows operating system you can view and change computer sett
118. ions e Ensure that all hard disk drive signal cables and power cables are connected correctly e Ensure that your computer is configured correctly to support the hard disk drives If your computer is installed with five SATA hard disk drives ensure that the SATA hard disk drive enablement module one to five hard disk drives is installed If your computer is installed with SAS hard disk drives ensure that the SAS hard disk drive enablement module one to five hard disk drives or the LSI MegaRAID SAS adapter is installed Chapter 5 Troubleshooting and diagnostics 41 If these actions do not correct the problem run the diagnostic program Lenovo Solution Center See Lenovo Solution Center on page 53 If you need technical assistance see Lenovo Support Web site on page 32 No Operating System Found message or the system not starting from the correct hard disk drive Symptom No Operating System Found message or the system not starting from the correct hard disk drive Actions e Ensure that all hard disk drive signal cables and power cables are connected correctly e Ensure that the hard disk drive your computer starts from is listed as the first startup device in the Setup Utility program Refer to Selecting a startup device on page 58 Note In rare cases the hard disk drive with the operating system might get corrupted or damaged In such cases you might need to replace the hard disk drive If these ac
119. ip approximately 8 centimeters 3 inches from the end e Do not wear jewelry chains metal frame eyeglasses or metal fasteners for your clothing Remember Metal objects are good electrical conductors e Wear safety glasses when you are hammering drilling soldering cutting wire attaching springs using solvents or working in any other conditions that might be hazardous to your eyes e After service reinstall all safety shields guards labels and ground wires Replace any safety device that is worn or defective e Reinstall all covers correctly before returning the machine to the customer CAUTION Electrical current from power telephone and communication cables can be hazardous To avoid personal injury or equipment damage disconnect the attached power cords telecommunication systems networks and modems before you open the centre covers unless instructed otherwise in the installation and configuration procedures Electrical safety Observe the following rules when working on electrical equipment Copyright Lenovo 2013 2014 3 Important Use only approved tools and test equipment Some hand tools have handles covered with a soft material that does not insulate you when working with live electrical currents Many customers have near their equipment rubber floor mats that contain small conductive fibers to decrease electrostatic discharges Do not use this type of mat to protect yourself from an electric shock e
120. isk defragmentation process might take up to several hours to complete On the Windows 7 operating system do the following 1 Close any programs that are currently running and close any open windows Click Start gt Computer Right click your C drive entry and then click Properties Click the Tools tab Click Defragment Now then click Continue ona W DY Click Defragment Now again to start a disk defragmentation process On the Windows 8 or Windows 8 1 operating system do the following 1 Close any programs that are currently running and close any open windows On Windows 8 open File Explorer and click Computer On Windows 8 1 open File Explorer Right click your C drive entry and then click Properties Click the Tools tab and then click Optimize a A ON Click Optimize in the Optimize Drives window that is displayed to start a disk defragmentation process Insufficient memory Symptom Insufficient memory In general the more memory that is installed the better the Windows operating system runs Action Install additional memory For information about purchasing memory see Lenovo Support Web site on page 32 For step by step instructions on installing memory see Installing or replacing a memory module on page 87 If these actions do not correct the problem run the diagnostic programs see Lenovo Solution Center on page 53 for instructions If you need technical assistance see Lenovo
121. ith the mouse Symptom The pointer on the screen does not move smoothly with the mouse Action Erratic movement of the mouse pointer is generally caused by a buildup of dirt oils and other contaminants on the ball inside the mouse Clean the mouse The fingerprint reader does not work Symptom The fingerprint reader does not work Action The following could cause the fingerprint reader not to operate properly e Not enrolling your fingerprint correctly e Scratching the surface of the reader with a hard pointed object e Scraping the surface of the reader with your nail or anything hard e Using or touching the reader with a dirty finger e The surface of your finger is very different from when you enrolled your fingerprint The wireless keyboard does not work Symptom The wireless keyboard does not work Action If the Transceiver Communications LED is on and the wireless Keyboard does not work restart your computer If restarting your computer does not solve the problem verify that the following conditions are met e The batteries are properly installed e The batteries still retain their current e The wireless Keyboard is located less than ten meters away from the transceiver e The transceiver is fully installed Action If the Transceiver Communications LED is not on reconnect the transceiver and the keyboard Chapter 5 Troubleshooting and diagnostics 43 Monitor problems Note Many monitors have status indicator
122. itive devices Do not open the static protective package containing the new part until the defective part has been removed from the computer and you are ready to install the new part Static electricity although harmless to you can seriously damage computer components and parts When you handle computer parts and components take these precautions to avoid static electricity damage e Limit your movement Movement can cause static electricity to build up around you e Always carefully handle the parts and other computer components Handle PCI cards memory modules system boards and microprocessors by the edges Never touch exposed circuitry e Prevent others from touching the parts and other computer components e Before you replace a new part touch the static protective package containing the new part to a metal expansion slot cover or other unpainted metal surface on the computer for at least two seconds This reduces static electricity from the package and your body e Remove the new part from the static protective package and directly install it in the computer without placing it on any other surface If it is hard for you to do this in your specific situation place the static protective package of the new part on a smooth level surface and then place the new part on the static protective package e Do not place the part on the computer cover or other metal surface Installing or replacing hardware This section provides inst
123. k fan duct What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 171 Replacing the thermal sensor Attention Do not open your computer or attempt any repair before reading and understanding the Important safety information on page 1 This section provides instructions on how to replace the thermal sensor To replace the thermal sensor do the following 1 q A ON Remove all media from the drives and turn off all attached devices and the computer Then disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer Remove the computer cover See Removing the computer cover on page 124 Remove the front bezel See Removing and reinstalling the front bezel on page 124 Locate the thermal sensor See Locating major FRUs and CRUs on page 76 Pivot the drive bay assembly upward See Accessing the system board components and drives on page 126 Disconnect the thermal sensor cable from the thermal sensor connector on the system board Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 151 7 On the inner side of the front panel press the left retaining clip E that secures the plastic holder of the thermal sensor as shown and then push the clip out of the outer side of the front panel Th
124. l radiac o de laser N o existem pecas que podem ser consertadas no interior do dispositivo Chapter 2 Safety information 11 e A utiliza o de controles ou ajustes ou a execu o de procedimentos diferentes dos especificados aqui pode resultar em exposic o prejudicial radiac o PERIGO Alguns produtos a laser cont m diodo de laser integrado da Classe 3A ou da Classe 3B Observe o seguinte Radiac o a laser quando aberto N o olhe diretamente para o feixe a olho nu ou com instrumentos pticos e evite exposi o direta ao feixe gt 18 kg 37 lbs gt 32 kg 70 5 lbs 255 kg 121 2 lbs CUIDADO Utilize procedimentos de seguran a para levantar equipamentos AA CUIDADO O bot o de controle de alimentac o do dispositivo e o bot o para ligar desligar da fonte de alimentac o n o desligam a corrente eletrica fornecida ao dispositivo O dispositivo tambem pode ter mais de um cabo de alimenta o Para remover toda a corrente el trica do dispositivo assegure que todos os cabos de alimenta o estejam desconectados da fonte de alimenta o 2 ae 10m AA 12 ThinkCentre E73 Hardware Maintenance Manual fak EU AD BAA H B iE I DE Se MUTE FE Bor AE BARNIM REIA AT He AU KTA RER ERA TE ME RARE BZ AA IRA Ai AO AE RSI ED WREE OUEN ROR ME RRA Ve E al BE FY ODE AE o KERHTHERE Fi SA ANI RE WEAK IK GITE EITI 20 CARO
125. lacing a PCI Express card on page 84 4 Remove the old battery Figure 22 Removing the old battery 5 Install a new battery Figure 23 Installing a new battery 6 Reinstall the PCI Express x 16 graphics card if you had removed it See Installing or replacing a PCI Express card on page 84 7 Reinstall the computer cover and connect the cables See Completing the parts replacement on page 121 Note When the computer is turned on for the first time after replacing the battery an error message might be displayed This is normal after replacing the battery 8 Turn on the computer and all attached devices 9 Use the Setup Utility program to set the date time and any passwords See Chapter 6 Using the Setup Utility program on page 55 Replacing the primary hard disk drive Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to replace the primary hard disk drive To replace the primary hard disk drive do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 82 3 Locate the primary hard disk drive See Locating internal drives on page 73 Note There is also a secondary hard disk dri
126. lenovo ThinkCentre E73 Hardware Maintenance Manual 0 Thinkbentre Machine Types 10AS 10AU 10AV 10AW 10BF 10BG 10DR 10DS 10DT and 10DU Note Before using this information and the product it supports be sure to read and understand Chapter 2 Safety information on page 3 and Appendix A Notices on page 177 Fourth Edition December 2014 Copyright Lenovo 2013 2014 LIMITED AND RESTRICTED RIGHTS NOTICE If data or software is delivered pursuant a General Services Administration GSA contract use reproduction or disclosure is subject to restrictions set forth in Contract No GS 35F 05925 Contents Chapter 1 About this manual Important safety information Chapter 2 Safety information General safety Electrical safety Voltage selection switch Safety inspection guide Handling electrostatic ade sensitive devices Grounding Rumena da Safety notices multi lingual ianen Chapter 3 General information Specifications 10DS For machine une 10AU 104W 108F 1086 10DU and 10DT Lenovo programs Accessing Lenovo programs on the Windows 7 operating system Accessing Lenovo programs on athe Windows 8 or Windows 8 1 operating system Lenovo Support Web site Chapter 4 General checkout Problem determination tips Chapter 5 en and diagnostics Basic troubleshooting Accessing Control Panel on the Windows 8or Windows 8 1 operating system T
127. m it performs a series of tests that check the operation of the system and some options This series of tests is called the Power On Self Test or POST POST does the following operations e Checks some basic system board operations e Checks the memory operation e Starts the video operation e Verifies that the boot drive is working If the POST detects a problem an error message appears on the screen A single problem can cause several error messages to appear When you correct the cause of the first error message the other error messages probably will not appear on the screen the next time you turn on the system POST Error code POST Error message Description Action 00CE Machine Type or Serial Number is INVALID This error message is displayed when the machine type or the serial number is invalid 0211 Keyboard not found This error message is displayed when there is no keyboard detected 0135 Fan failure The system might be overheating Press F1 to enter the Setup Utility program Then press F10 to save and exit the Setup Utility program Note If the problem is caused by the microprocessor fan pressing F10 will not solve the problem 0164 Memory size decreased This error message is displayed when the memory size has decreased Press F1 to enter the Setup Utility program Then press F10 to save and exit the Setup Utility program 62 ThinkCentre E73 Hardware Maintenance Manual POST Error code POST Error message Description A
128. materials for this Lenovo product and use of those Web sites is at your own risk Any performance data contained herein was determined in a controlled environment Therefore the result obtained in other operating environments may vary significantly Some measurements may have been made on development level systems and there is no guarantee that these measurements will be the same on generally available systems Furthermore some measurements may have been estimated through extrapolation Actual results may vary Users of this document should verify the applicable data for their specific environment Copyright Lenovo 2013 2014 177 Television output notice The following notice applies to models that have the factory installed television output feature This product incorporates copyright protection technology that is protected by method claims of certain U S patents and other intellectual property rights owned by Macrovision Corporation and other rights owners Use of this copyright protection technology must be authorized by Macrovision Corporation and is intended for home and other limited viewing uses only unless otherwise authorized by Macrovision Corporation Reverse engineering or disassembly is prohibited European conformance CE mark CE Trademarks The following terms are trademarks of Lenovo in the United States other countries or both Lenovo Rescue and Recovery The Lenovo logo The ThinkCentre logo ThinkCent
129. mbly in place Note Use only screws provided by Lenovo Figure 94 Installing the power supply assembly 9 Connect the new power supply assembly cables to all drives and the system board See Locating parts on the system board on page 79 Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 147 10 Lower and position the heat sink fan duct on the top of the heat sink and fan assembly until it snaps into position Figure 95 Installing the heat sink fan duct 11 Secure the power supply assembly cables with the cable clips and ties in the chassis What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 171 Replacing the heat sink and fan assembly Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to replace the heat sink and fan assembly CAUTION The heat sink and fan assembly might be very hot Before you open the computer cover turn off the computer and wait several minutes until the computer is cool To replace the heat sink and fan assembly do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the com
130. me diagnostic diskettes version Have the same configuration options set in the system ON DOA BW PD Have the same setup for operating system controlled files Comparing the configuration and software set up between working and non working systems will often lead to problem resolution 34 ThinkCentre E73 Hardware Maintenance Manual Chapter 5 Troubleshooting and diagnostics This chapter describes some basic troubleshooting and diagnostic programs If your computer problem is not described here see Lenovo Support Web site on page 32 for additional troubleshooting resources Basic troubleshooting The following table provides information to help you troubleshoot your computer problems Note If you cannot correct the problem have the computer serviced For a list of service and support telephone numbers refer to the Safety Warranty and Setup Guide that comes with your computer or go to the Lenovo Support Web site at http www lenovo com support phone Sion Sie TT The computer does not start Verify that when you press the power switch e The power cord is correctly connected to the rear of the computer and to a working electrical outlet If your computer has a secondary power switch on the rear of the computer make sure that it is switched on The power indicator on the front of the computer is on The computer voltage matches the voltage available at the electrical outlet for your country or reg
131. ment Chapter 11 Additional service information Security features REN Hardware controlled E Operating system password Vital Product Data BIOS levels Flash update procedures Updating flashing the BIOS fror a ise Updating flashing the BIOS from your operating system Recovering from a POST bad BIOS update failure Power andei Advanced configuration and power Interface ACPI BIOS fare es eue Automatic Power on features Appendix A Notices Television output notice European conformance CE mark Trademarks Index 126 127 129 130 131 133 137 139 144 148 151 153 156 158 160 161 166 168 170 171 173 173 173 173 173 173 173 174 175 175 176 176 176 177 178 178 178 179 Chapter 1 About this manual This manual provides service and reference information for ThinkCentre computers listed on the front cover This manual is intended only for trained service personnel who are familiar with Lenovo computer products Before servicing a Lenovo computer product be sure to read Chapter 2 Safety information on page 3 Chapter 7 Symptom to FRU index on page 61 and Chapter 11 Additional service information on page 173 are not specific to any machine type These chapters are applicable to all ThinkCentre computers For major FRU locations and Customer Replaceable Unit CRU identification see Chapter 8 Locations on p
132. mentation supplied with the adapter as well as the documentation for any other installed adapters to determine the resources required for each adapter If these actions do not correct the problem run the diagnostic programs see Lenovo Solution Center on page 53 for instructions If you need technical assistance see Lenovo Support Web site on page 32 An option that previously worked does not work now Symptom An option that previously worked does not work now Actions e Verify that all option hardware and cable connections are secure e Ifthe option comes with its own test instructions use those instructions to test the option e If the failing option is a SCSI option verify that The cables for all external SCSI options are connected correctly The last option in each SCSI chain or the end of the SCSI cable is terminated correctly All external SCSI options are turned on External SCSI options must be turned on before the computer is turned on For more information see your SCSI documentation e Verify that the option and any required device drivers are installed correctly If these actions do not correct the problem run the diagnostic programs see Lenovo Solution Center on page 53 for instructions If you need technical assistance see Lenovo Support Web site on page 32 Performance and lockup problems Poor performance and lockup problems can be a result of any of the following 48 T
133. moving a memory module Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 129 e If you are installing a memory module open the retaining clips of the memory slot into which you want to install the memory module Figure 67 Opening the retaining clips 9 Position the new memory module over the memory slot Make sure that the notch fl on the memory module aligns correctly with the slot key E on the system board Push the memory module straight down into the slot until the retaining clips close Figure 68 Installing a memory module 10 Reinstall the PCI Express x16 graphics card if you have removed it What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 171 Replacing the battery Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 Your computer has a special type of memory that maintains the date time and settings for built in features such as parallel port assignments configuration A battery keeps this information active when you turn off the computer 130 ThinkCentre E73 Hardware Maintenance Manual The battery normally requires no charging or maintenance throughout its life however no battery lasts forever If the battery fails the date time
134. mputer is cool Chapter 9 Replacing FRUs machine types 10AS and 10AU 105 To replace the microprocessor do the following 1 Turn off the computer and disconnect all power cords from electrical outlets N Remove the computer cover See Removing the computer cover on page 82 Lay the computer on its side for easier access to the system board gt Remove the heat sink and fan assembly See Replacing the heat sink and fan assembly on page 101 Note Place the heat sink and fan assembly on its side so that the thermal grease on the bottom of it does not get in contact with anything 5 Lift the small handle EE and open the retainer J to access the microprocessor El E Figure 39 Accessing the microprocessor 6 Lift the microprocessor straight up and out of the microprocessor socket Figure 40 Removing the microprocessor Notes 106 ThinkCentre E73 Hardware Maintenance Manual a Your microprocessor and socket might look different f
135. n assembly cable from the power fan connector on the system board See Locating parts on the system board on page 79 The system fan assembly is attached to the chassis by four rubber mounts Remove the system fan assembly by cutting the four rubber mounts EE and lifting the system fan assembly out of the chassis Note The new system fan assembly will have four new rubber mounts attached 158 ThinkCentre E73 Hardware Maintenance Manual Figure 106 Removing the system fan assembly 159 Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 9 Install the new system fan assembly by aligning the new rubber mounts that came with the new system fan assembly with the corresponding holes in the chassis and then push the rubber mounts through the holes Then carefully pull on the tips of the rubber mounts from the bottom until the new system fan assembly is secured in place Figure 107 Installing the system fan assembly 10 Connect the new system fan assembly cable to the system fan connector on the system board See Locating parts on the system board on page 79 11 Reinstall the heat sink fan duct See Replacing the heat sink and fan assembly on page 148 12 Reinstall the hard disk drive See Replacing the hard disk drive on page 131 What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement
136. n click Properties 3 Click Disk Cleanup 4 A list of unnecessary file categories is displayed Select each file category you want to delete and then click OK e Method 2 1 Open Control Panel 2 Click Programs 3 Click Turn Windows features on or off 4 Alist of optional Windows components is displayed Follow the instructions on the screen e Method 3 1 On the Windows 7 operating system click Start gt Computer On the Windows 8 operating system open File Explorer and click Computer On the Windows 8 1 operating system open File Explorer Right click your C drive entry and then click Properties Click Disk Cleanup Click Clean up system files Click the More Options tab In the Programs and Features area click the Clean up button NO 1 gt W ND A list of installed programs is displayed Select the program that you want to remove Click Uninstall Change or Uninstall Chapter 5 Troubleshooting and diagnostics 49 e Clean out your Inbox Sent Items and Deleted Items folders from your e mail application The folder names and procedures vary depending on your e mail application If you need assistance see the help system for your e mail application Excessive number of fragmented files Symptom Excessive number of fragmented files Action Run the Windows Disk Defragmenter program Note Depending on the size of the hard disk drive and amount of data currently stored on the hard disk drive the d
137. n connector on the system board What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 121 Replacing the battery Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 Your computer has a special type of memory that maintains the date time and settings for built in features such as parallel port assignments configuration A battery keeps this information active when you turn off the computer The battery normally requires no charging or maintenance throughout its life however no battery lasts forever If the battery fails the date time and configuration information including passwords are lost An error message is displayed when you turn on the computer Refer to the Lithium battery notice in the ThinkCentre Safety and Warranty Guide for information about replacing and disposing of the battery To replace the battery do the following 1 Turn off the computer and disconnect all power cords from electrical outlets Chapter 9 Replacing FRUs machine types 10AS and 10AU 91 2 Remove the computer cover See Removing the computer cover on page 82 3 Depending on your computer model you might need to remove the PCI Express x 16 graphics card for easier access to the battery See Installing or rep
138. n page 173 Note BIOS settings vary by operating system Change the BIOS settings before installing a new operating system See Changing the BIOS settings before installing a new operating system on page 59 Flash update procedures This section details how to flash update the BIOS Copyright Lenovo 2013 2014 173 Updating flashing the BIOS from a disc This section provides instructions on how to update flash the BIOS from a disc on the Windows 8 64 bit or Windows 8 1 64 bit operating system and on other operating systems Note You can download a self starting bootable disc image known as an ISO image with the system program updates to create a system program update disc Go to http www lenovo com support To update flash the BIOS from a disc on the Windows 8 64 bit or Windows 8 1 64 bit operating system do the following 1 Start the Setup Utility program See Starting the Setup Utility program on page 55 N From the Setup Utility program main menu select Exit gt OS Optimized Default gt Disabled Select Yes in the window displayed and press Enter to confirm your selection gt Press F10 to save changes and exit the Setup Utility program See Exiting the Setup Utility program on page 59 5 Repeatedly press and release F12 when turning on the computer When the Startup Device Menu window opens release F12 6 From the Startup Device Menu window select the desi
139. ncluding blank or illegible display 2 System Board Power on indicator or hard disk drive in use light not on but computer works correctly 2 System Board Printer problems 1 Printer Pe PFP Program loads from the hard disk with a known good 1 Run Setup and check Startup sequence diagnostics diskette in the first 3 5 inch diskette drive 2 Diskette Drive 3 Diskette Drive Cable 4 System Board 5 Power Supply RPL computer cannot access programs from its own hard 1 If network administrator is using LCCM Hybrid RPL disk check startup sequence a First device network b Second device hard disk 2 Hard disk drive RPL computer does not RPL from server 1 Check startup sequence 2 Check the network adapter LED status Serial or parallel port device failure system board port 1 External Device Self Test OK 2 External Device 3 Cable 4 System Board Serial or parallel port device failure adapter port 1 External Device Self Test OK 2 External Device 3 Cable 4 Alternate Adapter 5 System Board Some or all keys on the keyboard do not work 1 Keyboard 2 Keyboard Cable 3 System Board Undetermined problems If you encounter undetermined problems do the following 1 Turn off the computer and the power 2 Remove or disconnect the following components if installed one at a time a External devices Modem printer or mouse b Any adapter cards c Memory modules Chapter 7 Symptom to FRU index 65
140. nd then push the clip outward to release the clip Then disengage the plastic holder holding the thermal sensor from the chassis Figure 37 Removing the thermal sensor 7 Pull the entire thermal sensor out of the chassis 104 ThinkCentre E73 Hardware Maintenance Manual 8 Insert the connector and cable of the new thermal sensor into the hole Ein the chassis Then align the two tabs on the plastic holder holding the thermal sensor with the two holes El and EX in the chassis and push the plastic holder until it snaps into position Figure 38 Installing the new thermal sensor 9 Reconnect the thermal sensor cable to the system board See Locating parts on the system board on page 72 10 Reinstall the front bezel See Removing and reinstalling the front bezel on page 83 What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 121 Replacing the microprocessor Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to replace the microprocessor CAUTION The heat sink and microprocessor might be very hot Before you open the computer cover turn off the computer and wait several minutes until the co
141. new power supply assembly is the correct replacement Some power supply assemblies automatically sense the voltage some power supply assemblies are voltage specific and some power supply assemblies have a voltage selection switch If your power supply assembly has a voltage selection switch make sure that you set the voltage selection switch to match the voltage available at your electrical outlet If necessary use a ballpoint pen to slide the voltage selection switch to the correct position e If the voltage supply range in your local country or region is 100 127 V ac set the voltage selection switch to 115 V e If the voltage supply range in your local country or region is 200 240 V ac set the voltage selection switch to 230 V 7 Install the new power supply assembly into the chassis so that the screw holes in the power supply assembly align with those in the chassis 8 Install and tighten the four screws to secure the power supply assembly Note Use only screws provided by Lenovo 9 Reconnect the power supply assembly cables to the system board and each of the drives 10 Secure the power supply assembly cables with the cable clips and ties in the chassis What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 121 Replacing the heat sink and fan assembly Attention Do not open your computer or
142. nloaded from http www lenovo com diags e If you are using a Windows operating system other than Windows 7 Windows 8 or Windows 8 1 go to http www lenovo com diags for the latest information on diagnostics for your computer To run the Lenovo Solution Center program see Lenovo programs on page 30 For additional information refer to the Lenovo Solution Center help system Note If you are unable to isolate and repair the problem yourself after running the program save and print the log files You will need the log files when you speak to a Lenovo technical support representative UEFI diagnostic program A UEFI diagnostic program is preinstalled on the computer lt enables you to test memory modules and internal storage devices view system information and check and recover bad sectors on internal storage devices To run the UEFI diagnostic program do the following 1 Turn on the computer If the computer cannot be turned on go to Basic troubleshooting on page 35 If an error code is displayed go to Chapter 7 Symptom to FRU index on page 61 for error code descriptions and troubleshooting hints 2 Repeatedly press and release the F10 key when turning on the computer The main screen of the UEFI diagnostic program is displayed 3 Follow the instructions on the screen to use the diagnostic program The options on the main screen are as follows Chapter 5 Troubleshooting and diagnostics 53 Table 2 I
143. nstall or replace a memory module Your computer has two slots for installing or replacing DDR3 UDIMMs that provide up to a maximum of 8 GB system memory When installing or replacing a memory module use 1 GB 2 GB or 4 GB DDR3 UDIMMs in any combination up to a maximum of 8 GB To install or replace a memory module do the following 4 o a Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 124 3 4 Pivot the drive bay assembly upward to gain access to the memory slots See Accessing the system Remove the front bezel See Removing and reinstalling the front bezel on page 124 board components and drives on page 126 Remove the heat sink fan duct See Replacing the heat sink and fan assembly on page 148 Locate the memory slots See Locating parts on the system board on page 79 Remove any parts that might prevent your access to the memory slots Depending on your computer model you might need to remove the PCI Express x16 graphics card for easier access to the memory slots See Installing or replacing a PCI Express card on page 127 Depending on whether you are installing or replacing a memory module do one of the following e If you are replacing an old memory module open the retaining clips and gently pull the memory module out of the memory slot Figure 66 Re
144. onnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 82 3 Remove the front bezel See Removing and reinstalling the front bezel on page 83 Chapter 9 Replacing FRUs machine types 10AS and 10AU 95 4 Remove the three screws that secure the optical drive Then slide the optical drive out of the front of the computer Figure 28 Removing the optical drive 5 Slide the new optical drive into the drive bay from the front and align the screw holes in the new optical drive with the corresponding holes in the drive bay Then install the three screws to secure the new optical drive in place Figure 29 Installing the optical drive 96 ThinkCentre E73 Hardware Maintenance Manual 6 Connect one end of the signal cable to the rear of the new optical drive and the other end to an available SATA connector on the system board See Locating parts on the system board on page 72 Then locate an available five wire power connector and connect it to the rear of the new optical drive Figure 30 Connecting the optical drive What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 121 Replacing the slim card reader Attention Do not open your computer
145. onnector Copyright Lenovo 2013 2014 67 Locating connectors on the rear of your computer Figure 2 Rear connector locations on page 68 shows the locations of the connectors on the rear of your computer Some connectors on the rear of your computer are color coded to help you determine where to connect the cables on your computer 1 E i BEEB ar LLL L Figure 2 Rear connector locations Power cord connector EI VGA connector H USB 2 0 connectors EA Audio line out connector E DisplayPort connector E USB 3 0 connectors EJ Microphone connector E Audio line in connector EZ PCI Express x16 graphics card slot PCI Express x1 card slots 2 Security lock slot Optional serial connector Connector Audio line in connector Audio line out connector DisplayPort connector Ethernet connector Padlock loop Ethernet connector Description Used to receive audio signals from an external audio device such as a stereo system When you attach an external audio device a cable is connected between the audio line out connector of the device and the audio line in connector of the computer Used to send audio signals from the computer to external devices such as powered stereo
146. onnector see Lenovo Solution Center on page 53 for instructions If the USB device came with its own diagnostics run those diagnostics against the USB device If you need technical assistance see Lenovo Support Web site on page 32 52 ThinkCentre E73 Hardware Maintenance Manual Diagnostics The diagnostic program is used to test hardware components of your computer The diagnostic program can also report operating system controlled settings that interfere with the correct operation of your computer You can use the preinstalled diagnostic program to diagnose computer problems if your computer is running the Windows operating system Notes 1 Your computer is preinstalled with the Lenovo Solution Center program for diagnostic purposes For more information about the Lenovo Solution Center program see Lenovo Solution Center on page 53 2 If you are unable to isolate and repair the problem yourself after running the diagnostic program save and print the log files created by the diagnostic program You will need the log files when you speak to a Lenovo technical support representative Lenovo Solution Center The Lenovo Solution Center program enables you to troubleshoot and resolve computer problems It combines diagnostic tests system information collection security status and support information along with hints and tips for maximum system performance Notes e The Lenovo Solution Center program can be dow
147. ons on how to replace the power supply assembly Although there are no moving parts in your computer after the power cord has been disconnected the following warnings are required for your safety and proper Underwriters Laboratories UL certification CAUTION Hazardous moving parts Keep fingers and other body parts away CAUTION Never remove the cover on a power supply or any part that has the following label attached Hazardous voltage current and energy levels are present inside any component that has this label attached There are no serviceable parts inside these components If you suspect a problem with one of these parts contact a service technician To replace the power supply assembly do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 82 3 Disconnect the power supply assembly cables from all drives and from the 24 pin power connector and 4 pin power connector on the system board See Locating parts on the system board on page 72 100 ThinkCentre E73 Hardware Maintenance Manual 4 Lay the computer on its side and remove the four screws at the rear of the chassis that secure the power supply assembly Figure 35 Removing the screws for the power supply assembly 5 Slide the power supply assembly to the front of the computer and then lift it out of the chassis 6 Ensure that the
148. or most tasks If you are having difficulty performing a specific task within a software program refer to the help system for that program Help systems are typically accessible from a menu or button in the program and frequently from the F1 key Chapter 5 Troubleshooting and diagnostics 51 If you have difficulty with the Windows operating system or one of its components refer to the Windows help system It is accessible from the Windows Start menu To determine if problems are caused by newly installed software verify that Your computer has the minimum memory requirements needed to use the software See the information supplied with the software to verify memory requirements If you just installed an adapter or memory you might have a memory address conflict The software is designed to operate on your computer Other software works on your computer The software you are using works correctly on another computer If you received any error messages while using the software program see the printed documentation supplied with the software or the help system for that software for a description of the messages and solutions to the problem Check with your software manufacturer to see if any updates are available Many software manufacturers make updates available from the World Wide Web If the software program used to work correctly but does not work correctly now do the following On the Windows 7 operating sys
149. oubleshooting information does not help you resolve a problem continue with the next step 5 Try using a previously captured configuration to see if a recent change to hardware or software settings has caused a problem Before restoring a previous configuration capture your current configuration in case the older configuration settings do not solve the problem or have adverse affects To restore a captured configuration do the following e For Windows 7 Click Start gt Control Panel gt System and Security gt System gt System Protection gt System Restore 36 ThinkCentre E73 Hardware Maintenance Manual 6 Run the diagnostic program See Lenovo Solution Center on page 53 for more information e For Windows 8 or Windows 8 1 Open Control Panel and then click System and Security gt System gt System Protection gt System Restore If this does not correct the problem continue with the next step e If the diagnostic program detects a hardware failure contact the Lenovo Customer Support Center See Lenovo Support Web site on page 32 for more information e If you are unable to run the diagnostic program contact the Lenovo Customer Support Center See Lenovo Support Web site on page 32 for more information e Ifthe diagnostic program does not detect a hardware failure continue with the next step 7 Use an antivirus program to see if your computer has been infected by a virus If the program detects a
150. ove the computer cover See Removing the computer cover on page 124 3 Remove the front bezel See Removing and reinstalling the front bezel on page 124 4 Pivot the drive bay assembly upward to access all the internal drives cables and other components Figure 63 Pivoting the drive bay assembly upward 126 ThinkCentre E73 Hardware Maintenance Manual 5 To lower the drive bay assembly press the drive bay assembly clip FE inward and pivot the drive bay assembly downward as shown Figure 64 Lowering the drive bay assembly Installing or replacing a PCI Express card Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to install or replace a PCI card Your computer has two PCI Express x1 card slots and one PCI Express x16 graphics card slot To install or replace a PCI Express card do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 124 3 Depending on whether you are installing or replacing a PCI Express card do one of the following e Ifyou are installing a PCI Express card remove the screw that secures the appropriate metal slot cover Then remove the metal slot cover Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 127 e f you are repl
151. p device sequence To view or permanently change the configured startup device sequence do the following 1 Start the Setup Utility program See Starting the Setup Utility program on page 55 2 From the Setup Utility program main menu select Startup 3 Select the devices for the Primary Startup Sequence the Automatic Startup Sequence and the Error Startup Sequence Read the information displayed on the right side of the screen 4 Press F10 to save and exit the Setup Utility program See Exiting the Setup Utility program on page 59 Enabling ErP LPS compliance mode Lenovo computers meet the eco design requirements of the ErP Lot 3 regulation For more information go to http www lenovo com ecodeclaration You can enable the energy related products directive ErP lowest power state LPS compliance mode in the Setup Utility program to reduce the consumption of electricity when your computer is in sleep or off mode To enable ErP LPS compliance mode in the Setup Utility program do the following 1 Start the Setup Utility program See Starting the Setup Utility program on page 55 2 From the Setup Utility program main menu select Power gt Enhanced Power Saving Mode and press Enter Select Enabled and press Enter From the Power menu select Automatic Power On and press Enter Select Wake on Lan and press Enter Select Disabled and press Enter N 9 qro Press F10 to save changes and exit t
152. perating 20 to 90 non condensing e Altitude Operating 15 2 to 3 048 m 50 to 10 000 ft Non operating 15 2 to 10 668 m 50 to 35 000 ft Electrical input e Input voltage Low range Minimum 100 V ac Maximum 127 V ac Input frequency range 50 60 Hz High range Minimum 200 V ac Maximum 240 V ac Input frequency range 50 60 Hz Lenovo programs Your computer comes with Lenovo programs to help you work more easily and securely Depending on the Windows operating system preinstalled the programs might vary Accessing Lenovo programs on the Windows 7 operating system You can access Lenovo programs on the Microsoft Windows 7 operating system through Windows Search or from Control Panel The icon name displayed in the search result or Control Panel might be different from the program name You can find the program by its program name or icon name as shown in the Lenovo programs available on the Windows 7 operating system table Note If you do not find the program you need open the Lenovo ThinkVantage Tools program to find the dimmed icon for the program Then double click the icon to install the program 30 ThinkCentre E73 Hardware Maintenance Manual To access Lenovo programs through Windows Search do the following 1 Click the Start button and then type the program name or the icon name into the search box 2 Locate the program by the program name or the icon name and then click the program to launch it
153. placement go to Completing the parts replacement on page 171 Replacing the system board Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to replace the system board CAUTION The heat sink and microprocessor might be very hot Before you open the computer cover turn off the computer and wait several minutes until the computer is cool To replace the system board do the following 1 a fk ON Remove all media from the drives and turn off all attached devices and the computer Then disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer Lay the computer on its side for easier access to the system board Remove the computer cover See Removing the computer cover on page 124 Remove the front bezel See Removing and reinstalling the front bezel on page 124 Pivot the optical drive bay assembly upward to gain access to the system board See Accessing the system board components and drives on page 126 Remove all memory modules and PCI Express cards that are currently installed See Installing or replacing a memory module on page 129 and Installing or replacing a PCI Express card on page 127 Remove the heat sink and fan assembly from the failing system board See Replacing the heat sink and
154. puter cover on page 124 3 Locate the Clear CMOS Recovery jumper on the system board See Locating parts on the system board on page 72 4 Move the jumper from the standard position pin 1 and pin 2 to the maintenance position pin 2 and pin 3 5 Reinstall the computer cover and connect the power cord For machine types 1577 1579 and 1607 see Completing the parts replacement on page 121 For machine types 1578 1583 and 1652 see Completing the parts replacement on page 171 6 Turn on the computer and leave it on for approximately 10 seconds Then turn off the computer by holding the power switch for approximately five seconds 7 Repeat step 1 through step 3 8 Move the Clear CMOS Recovery jumper back to the standard position pin 1 and pin 2 9 Reinstall the computer cover and connect the power cord For machine types 1577 1579 and 1607 see Completing the parts replacement on page 121 For machine types 1578 1583 and 1652 see Completing the parts replacement on page 171 Enabling or disabling a device This section provides information on how to enable or disable user access to the following devices USB Setup Use this option to enable or disable a USB connector When a USB connector is disabled the device connected to the USB connector cannot be used SATA Controller When this feature is set to Disable all devices connected to the SATA connectors such as hard disk drives or t
155. puter cover on page 124 3 Remove the front bezel See Removing and reinstalling the front bezel on page 124 148 ThinkCentre E73 Hardware Maintenance Manual 4 Pivot the drive bay assembly upward Then pivot the two plastic retaining clips outward to remove the heat sink fan duct from the failing heat sink and fan assembly Figure 96 Removing the heat sink fan duct 5 Disconnect the heat sink and fan assembly cable from the microprocessor fan connector on the system board See Locating parts on the system board on page 79 Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 149 6 Follow this sequence to remove the four screws that secure the heat sink and fan assembly to the system board a Partially remove screw Fl then fully remove screw EE and then fully remove screw EL b Partially remove screw EJ then fully remove screw EL and then fully remove screw El Note Carefully remove the four screws from the system board to avoid any possible damage to the system board The four screws cannot be removed from the heat sink and fan assembly E lio nn
156. r before reading and understanding Important safety information on page 1 Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 139 This section provides instructions on how to replace the solid state drive The solid state drive is only available in some models It might be installed in the hard disk drive bay or on the bottom of the optical drive bay e To replace the solid state drive in the hard disk drive bay see Replacing the solid state drive in the hard disk drive bay on page 140 e To replace the solid state drive on the bottom of the optical drive bay see Replacing the solid state drive on the bottom of the optical drive bay on page 141 Replacing the solid state drive in the hard disk drive bay To replace the storage converter with the solid state drive installed in it you might follow the steps of replacing the hard disk drive See Replacing the hard disk drive on page 131 To replace the solid state drive in the storage converter do the following 1 Remove the four screws that secure the solid state drive to the storage converter Then remove the drive from the converter as shown Figure 85 Removing the solid state drive from the storage converter 2 Take the new solid state drive out of the static protective package 140 ThinkCentre E73 Hardware Maintenance Manual 3 Position the solid state drive into the storage converter so that the holes in the drive are aligned
157. re ThinkVantage Microsoft Windows and Windows Media are trademarks of the Microsoft group of companies DisplayPort is a Trademark of the Video Electronics Standards Association Other company product or service names may be trademarks or service marks of others 178 ThinkCentre E73 Hardware Maintenance Manual Index A accessing system board components 126 Administrator password 56 audio line in connector 68 75 audio line out connector 68 75 basic troubleshooting 35 battery replacing 91 130 BIOS settings changing 59 Boot block Recovery 175 C changing password 56 startup device sequence 58 CMOS clearing 57 components internal 69 76 computer cover removing 82 124 computer cover reinstalling 121 171 connector 68 75 connectors rear 68 75 connectors controls indicators front 67 74 considerations passwords 56 CRU completing the installation 121 171 CRUs Customer Replacable Units returning defective 69 76 D deleting a password 56 Description 68 75 desktop computers hardware installing or replacing device drivers obtaining 172 external options 123 device drivers obtaining 122 172 devices handling static sensitive 81 123 diagnostics troubleshooting 35 DisplayPort connector 68 75 drives bays 73 80 specifications 73 80 E environment operating 29 30 Copyright Lenovo 2013 2014 Ethernet connector 68 76 exiting Setup Utility 59 external options install
158. re 111 Removing the Wi Fi antenna cables Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 163 2 Remove the two screws that secure the Wi Fi card module to the Wi Fi adapter card Figure 112 Removing the screws that secure the Wi Fi card module 3 Pull the Wi Fi card module out of the mini PCI Express slot to remove it from the Wi Fi adapter card Figure 113 Removing the Wi Fi card module What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 171 Installing the Wi Fi units To install the Wi Fi units do the following 164 ThinkCentre E73 Hardware Maintenance Manual 1 Insert the Wi Fi card module into the mini PCI Express slot and then install the two screws to secure the Wi Fi card module to the Wi Fi adapter card Figure 114 Installing the Wi Fi card module 2 Connect the front antenna cable and rear antenna cable to the Wi Fi card module Figure 115 Connecting the Wi Fi antenna cables Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 165 3 Locate the two PCI Express x1 slots on the system board See Locating parts on the system board on page 79 4 Install the Wi Fi adapter card into one of the two PCI Express x1 slots Then install the screw to secure the Wi Fi adapter card in place Figure 116 Installing the
159. re i cavi come descritto nella seguente tabella quando vengono effettuate operazioni di installazione spostamento o apertura dei coperchi di questo prodotto o delle unit collegate Per collegarsi Per scollegarsi SPEGNERE le apparecchiature SPEGNERE le apparecchiature Innanzitutto collegare tutti i cavi alle unit Innanzitutto rimuovere i cavi di alimentazione dalla Collegare i cavi di segnale ai connettori presa Collegare i cavi di alimentazione alla presa 3 Rimuovere i cavi di segnale dai connettori Accendere l unit 4 Rimuovere tutti i cavi dalle unit ATTENZIONE Quando si sostituisce la batteria al litio utilizzare solo il Numero parte 45C1566 o un tipo di batteria equivalente consigliato dal produttore Se sul sistema presente un modulo che contiene una batteria al litio sostituirlo solo con un tipo di modulo dello stesso tipo della stessa casa di produzione La batteria contiene litio e pu esplodere se usata maneggiata o smaltita in modo non corretto Non e Gettare o immergere la batteria nell acqua e Riscaldarla ad una temperatura superiore ai 100 gradi C 212 gradi F e Smontarla ricaricarla o tentare di ripararla Le batterie usate vanno smaltite in accordo alla normativa in vigore DPR 915 82 e successive disposizioni e disposizioni locali 22 ThinkCentre E73 Hardware Maintenance Manual A ATTENZIONE Quando vengono installati prodotti laser quali CD ROM unit DVD RO
160. red optical drive as the startup device Then insert the disc into this optical drive and press Enter The update begins 7 When prompted to change the serial number it is suggested that you do not make this change by pressing N However if you do want to change the serial number press Y and then type in the serial number and press Enter 8 When prompted to change the machine type and model it is suggested that you do not make this change by pressing N However if you do want to change the machine type and model press Y and then type in the machine type and model and press Enter 9 Follow the instructions on the screen to complete the update After the update is completed remove the disc from the optical drive 10 Restart your computer and start the Setup Utility program See Starting the Setup Utility program on page 55 11 From the Setup Utility program main menu select Exit OS Optimized Default gt Enabled 12 Select Yes in the window displayed and press Enter to confirm your selection 13 Press F10 to save changes and exit the Setup Utility program See Exiting the Setup Utility program on page 59 To update flash the BIOS from a disc on other operating systems do the following 1 Turn off your computer 2 Repeatedly press and release F12 when turning on the computer When the Startup Device Menu window opens release F12 3 From the Startup Device Menu window select the desired optical drive as
161. red outlets any equipment that will be attached to this product e When possible use one hand only to connect or disconnect signal cables e Never turn on any equipment when there is evidence of fire water or structural damage e Disconnect the attached power cords telecommunications systems networks and modems before you open the device covers unless instructed otherwise in the installation and configuration procedures e Connect and disconnect cables as described in the following tables when installing moving or opening covers on this product or attached devices Turn everything OFF Turn everything OFF First attach all cables to devices First remove power cords from outlet Attach signal cables to connectors Remove signal cables from connectors Attach power cords to outlet Remove all cables from devices Turn device ON CAUTION When replacing the lithium battery use only Part Number 45C1566 or an equivalent type battery recommended by the manufacturer If your system has a module containing a lithium battery replace it only with the same module type made by the same manufacturer The battery contains lithium and can explode if not properly used handled or disposed of Do not e Throw or immerse into water e Heat to more than 100 C 212 F e Repair or disassemble Chapter 2 Safety information 7 Dispose of the battery as required by local ordinances or regulations h CAUTION When las
162. ress card 84 127 installing replacing 84 127 slots 84 127 power supply assembly replacing 100 144 Power On Password 56 R rear connectors 68 75 rear fan assembly replacing 89 rear Wi Fi antenna installing removing 117 166 recovering from a POST and BIOS update failure 175 recovery Boot block Recovery 175 removing computer cover 82 124 replacing battery 91 130 hard disk drive 92 131 heat sink and fan assembly 101 148 microprocessor 105 153 slim card reader 97 137 solid state drive 139 S security enabling or disabling 57 selecting startup device 58 temporary startup device 58 Self service CRUs 69 76 setting password 56 settings 180 ThinkCentre E73 Hardware Maintenance Manual changing 55 viewing 55 Setup Utility 55 Setup Utility program starting 55 Setup Utility exiting 59 slim card reader replacing 97 137 solid state drive installing 94 solid state drive replacing 139 starting the Setup Utility program 55 startup device 58 sequence changing 58 temporary selecting 58 static sensitive devices handling 81 123 support web site support 32 support web site 32 system board locating parts 72 79 locations 72 79 memory module 87 129 system board components accessing 126 system fan assembly replacing 158 T temporary startup device 58 the BIOS updating flashing 174 175 thermal sensor replacing 103 151 tower computers hardware installing or replacing device drive
163. rom the one illustrated b Note the orientation of the microprocessor in the socket You can either look for the small triangle on one corner of the microprocessor or note the orientation of the notches EX on the microprocessor This is important when installing the new microprocessor on the system board c Touch only the edges of the microprocessor Do not touch the gold contacts on the bottom d Do not drop anything onto the microprocessor socket while it is exposed The socket pins must be kept as clean as possible 7 Ensure that the small handle is in the raised position and the microprocessor retainer is fully open 8 Remove the protective cover that protects the gold contacts of the new microprocessor 9 Hold the new microprocessor by its sides and align the small triangle on one corner of the new 12 13 microprocessor with the corresponding small triangle on one corner of the microprocessor socket Lower the new microprocessor straight down into the microprocessor socket on the system board Figure 41 Installing the microprocessor Close the microprocessor retainer and lock it into position with the small handle to secure the new microprocessor in the socket Reinstall the heat sink and fan assembly See Replacing the heat sink and fan assembly on page 101 Reconnect all cables that were disconnected from the system board Chapter 9 Replacing FRUs machine types 10AS and 10AU 107 What to do next e
164. roubleshooting procedure Troubleshooting Audio problems CD problems DVD problems Intermittent problems Hard disk drive problems ti Keyboard mouse or pointing device problems sie Ne Monitor problems Networking problems Option problems Performance and lockup problema Printer problems Serial port problems O Copyright Lenovo 2013 2014 For machine SPE 1048 10AV 10DR and mk anw Q o O 29 29 29 30 30 30 31 32 33 33 35 35 36 36 37 37 39 40 41 41 42 44 45 48 48 50 51 Software problems USB problems Diagnostics e Lenovo Solution Center i UEFI diagnostic program Chapter 6 Using the PRD N program Starting the Setup Utility program Viewing and changing settings Using passwords Password considerations Power On Password Administrator Password Hard Disk Password Setting changing and deleting a password Erasing lost or forgotten a clearing CMOS A is Enabling or disabling a device Selecting a startup device SER o Selecting a temporary startup device Selecting or rn the a device sequence Enabling ErP LPS Compliance mode s Changing the BIOS SI before sides anew operating system E er Exiting the Setup Utility program Chapter 7 Symptom to FRU index Hard disk drive boot error Power supply problems Beep symptoms POST error codes E Miscellaneous error messages Undetermined problems Chapter 8 Lo
165. rovides information to help you locate your computer connectors components parts on the system board and internal drives Note The components in your computer might look slightly different from the illustrations Chapter 8 Locations 73 Locating connectors controls and indicators on the front of your computer Figure 6 Front connector control and indicator locations on page 74 shows the locations of the connectors controls and indicators on the front of your computer ALLLLLLLLLILILILIZIZIDE Figure 6 Front connector control and indicator locations Optical drive eject close button H Power button El Hard disk drive activity indicator El Power indicator EJ USB 2 0 connector E Microphone connector Headphone connector EJ USB 2 0 connector 74 ThinkCentre E73 Hardware Maintenance Manual Locating connectors on the rear of your computer Figure 7 Rear connector locations on page 75 shows the locations of the connectors on the rear of your computer Some connectors on the rear of your computer are color coded to help you determine where to connect the cables on your computer AL 05050 208000 Oo 159596 02020 Q 20 O te os 3 O 20 O o Og Q SO a te ox ol O So O te 202 O O e O lee o O O O O O O 5 EA O O 2000800 AO O 262
166. rs obtaining 122 external options 81 troubleshooting basic 35 troubleshooting diagnostics 35 U updating flashing the BIOS 174 updating flashing the BIOS 175 USB 2 0 connector 76 USB 3 0 connector 76 USB connector 69 using passwords 55 Setup Utility 55 V VGA monitor connector 69 76 viewing and changing settings 55 W Wi Fi units Wi Fi adapter card Wi Fi card module Wi Fi antenna cable replacing 111 161 lenovo
167. ructions on how to install or replace hardware for your computer You can expand the capabilities of your computer and maintain your computer by installing or replacing hardware Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 Notes 1 Use only computer parts provided by Lenovo 2 When installing or replacing an option use the appropriate instructions in this section along with the instructions that come with the option Installing external options You can connect external options to your computer such as external speakers a printer or a scanner For some external options you must install additional software in addition to making the physical connection When installing an external option see Locating connectors controls and indicators on the front of your computer on page 67 and Locating connectors on the rear of your computer on page 68 to identify the required connector Then use the instructions that come with the option to help you make the connection and install any software or device drivers that are required for the option Copyright Lenovo 2013 2014 81 Removing the computer cover Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to remove the computer cover CAUTION Before you op
168. s normal after replacing the battery 10 Turn on the computer and all attached devices 11 Use the Setup Utility program to set the date time and any passwords See Chapter 6 Using the Setup Utility program on page 55 Replacing the hard disk drive Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 131 This section provides instructions on how to replace the hard disk drive To replace the hard disk drive do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 124 3 Remove the front bezel See Removing and reinstalling the front bezel on page 124 4 Note the location of the four screws EE that secure the hard disk drive Then pivot the drive bay assembly upward Figure 71 Pivoting the drive bay assembly 5 Hold the hard disk drive and remove the four screws that secure the hard disk drive Then remove the hard disk drive from the drive bay assembly Figure 72 Removing the hard disk drive 132 ThinkCentre E73 Hardware Maintenance Manual 6 Disconnect the signal cable and the power cable from the hard disk drive to completely remove the hard disk drive from the chassis 7 Connect one end of the signal cable to the rear of
169. setting section clear Turn on fast startup Note If the settings are unavailable click Change settings that are currently unavailable 5 Click Save changes 176 ThinkCentre E73 Hardware Maintenance Manual Appendix A Notices Lenovo may not offer the products services or features discussed in this document in all countries Consult your local Lenovo representative for information on the products and services currently available in your area Any reference to a Lenovo product program or service is not intended to state or imply that only that Lenovo product program or service may be used Any functionally equivalent product program or service that does not infringe any Lenovo intellectual property right may be used instead However it is the user s responsibility to evaluate and verify the operation of any other product program or service Lenovo may have patents or pending patent applications covering subject matter described in this document The furnishing of this document does not give you any license to these patents You can send license inquiries in writing to Lenovo United States Inc 1009 Think Place Building One Morrisville NC 27560 U S A Attention Lenovo Director of Licensing LENOVO PROVIDES THIS PUBLICATION AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF NON INFRINGEMENT MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
170. speakers speakers with built in amplifiers headphones multimedia keyboards or the audio line in connector on a stereo system or other external recording device Used to attach a high performance monitor a direct drive monitor or other devices that use a DisplayPort connector Used to attach an Ethernet cable for a local area network LAN Note To operate the computer within FCC Class B limits use a Category 5e or better Ethernet cable 68 ThinkCentre E73 Hardware Maintenance Manual Connector Description Microphone connector Used to attach a microphone to your computer when you want to record sound or if you use speech recognition software USB 2 0 connector Used to attach a device that requires a USB 2 0 connection such as a keyboard a mouse a scanner a printer or a personal digital assistant PDA USB 3 0 connector Used to attach a device that requires a USB 2 0 or 3 0 connection such as a keyboard a mouse a scanner a printer or a personal digital assistant PDA A USB 3 0 connector provides high transmission speeds to reduce the time that is required for data transmission VGA monitor connector Used to attach a VGA monitor or other devices that use a VGA monitor connector Locating major FRUs and CRUs Figure 3 Component locations on page 70 shows the locations of the various components in your computer To remove the computer cover see Removing the computer cover on page 82 Chapter 8 Locations 69
171. stem such as those listed below to provide protection that meets the specific service requirement Note The use of a grounding system is desirable but not required to protect against ESD damage Attach the ESD ground clip to any frame ground ground braid or green wire ground Use an ESD common ground or reference point when working on a double insulated or battery operated system You can use coax or connector outside shells on these systems Use the round ground prong of the ac plug on ac operated computers Grounding requirements Electrical grounding of the computer is required for operator safety and correct system function Proper grounding of the electrical outlet can be verified by a certified electrician Safety notices multi lingual translations The caution and danger safety notices in this section are provided in the following languages e English e Arabic e Brazilian Portuguese e Chinese simplified e Chinese traditional 6 ThinkCentre E73 Hardware Maintenance Manual e French e German e Hebrew e Italian e Korean e Spanish AA DANGER Electrical current from power telephone and communication cables is hazardous To avoid a shock hazard e Do not connect or disconnect any cables or perform installation maintenance or reconfiguration of this product during an electrical storm e Connect all power cords to a properly wired and grounded electrical outlet e Connect to properly wi
172. t Data Hardware controlled passwords Use the Setup Utility program to set the hardware controlled passwords For more information about passwords see Using passwords on page 55 Operating system password Note This section applies only to computer models that have an operating system preinstalled from Lenovo An operating system password is very similar to a power on password and denies access to the computer by an unauthorized user when the password is activated The computer is unusable until the correct password is entered and recognized by the computer Vital Product Data Each computer has a unique Vital Product Data VPD code stored in the nonvolatile memory on the system board After you replace the system board the VPD must be updated To update the VPD see Flash update procedures on page 173 BIOS levels An incorrect level of BIOS can cause false errors and unnecessary FRU replacement Use the following information to determine the current level of BIOS installed in the computer the latest BIOS available for the computer and where to obtain the latest level of BIOS e To determine the current Level of BIOS Start the Setup Utility Select Standard CMOS Features e Sources for obtaining the latest level BIOS available 1 Lenovo support web site http www lenovo com support 2 Lenovo Customer Support Center 3 Levels 1 and 2 Support To update flash the BIOS see Flash update procedures o
173. t sink and fan assembly on page 101 Note If necessary apply the appropriate amount of thermal grease on the bottom of the heat sink and fan assembly Install all memory modules and PCI Express cards removed from the failing system board onto the new system board See Installing or replacing a memory module on page 87 and Installing or replacing a PCI Express card on page 84 Refer to your record to connect cables to the new system board You also can refer to Locating parts on the system board on page 72 to help you locate the connectors on the system board and connect cables To complete the replacement go to Completing the parts replacement on page 121 The failing system board must be returned with a microprocessor socket cover to protect the pins during shipping and handling Chapter 9 Replacing FRUs machine types 10AS and 10AU 109 To install the microprocessor socket cover do the following 1 After you have removed the microprocessor from the failing system board close the microprocessor retainer and then put the lever to the locked position to secure the retainer in place 2 Note the orientation of the socket cover and install one side of the socket cover onto the microprocessor socket Carefully press the other side of the socket cover downward until the socket cover snaps into position Note Your microprocessor socket and cover might look slightly different from the illustration
174. tem click Start gt Control Panel gt System and Security gt System gt System Protection gt System Restore Then follow the instructions on the screen On the Windows 8 or Windows 8 1 operating system open Control Panel and click System and Security gt System gt System Protection gt System Restore Then follow the instructions on the screen If you are unable to resolve the problem through other methods uninstall the software program and reinstall it If these actions do not correct the problem you might need technical assistance Contact your software manufacturer or see Lenovo Support Web site on page 32 for details USB problems Symptom The USB connectors cannot be accessed Actions Make sure the USB cable is securely connected to the USB connector and to the USB device If the USB device has its own power cord make sure it is attached to a properly grounded electrical outlet If the USB device has its own On Off switch make sure it is in the On position If the USB device has an Online switch make sure it is in the Online position If the USB device is a printer make sure paper is loaded correctly Make sure any device drivers or other software supplied with the USB device is correctly installed Refer to the documentation for the USB device Reset the device by detaching and reattaching the USB connector If these actions do not correct the problem run the diagnostic programs to test the USB c
175. tems on the main screen of the UEFI diagnostic program DIAGNOSTICS LCD test Memory Quick test Memory Extended test Motherboard test PCl e test Storage Quick test 54 ThinkCentre E73 Hardware Maintenance Manual System information Recover bad sectors tool Generate configuration file Execute from configuration file Exit application Chapter 6 Using the Setup Utility program The Setup Utility program is used to view and change the configuration settings of your computer regardless of which operating system you are using However the operating system settings might override any similar settings in the Setup Utility program Starting the Setup Utility program To start the Setup Utility program do the following 1 Make sure your computer is turned off 2 Repeatedly press and release the F1 key when turning on the computer When you hear multiple beeps or see a logo screen release the F1 key Note If a Power On Password or an Administrator Password has been set the Setup Utility program menu will not be displayed until you type the correct password For more information see Using passwords on page 55 When the POST detects that the hard disk drive has been removed from your computer or the memory module size has decreased an error message will be displayed when you start the computer and you will be prompted to do one of the following e Press F1 to enter the Setup Utility program Note After you
176. ter cannot connect to the network Symptom Your computer cannot connect to the network Actions Ensure that e The cable is installed properly The network cable must be securely connected to both the Ethernet connector of your computer and the RJ45 connector of the hub The maximum allowable distance from the computer to hub is 100 meters If the cable is connected and the distance is within acceptable limits but the problem persists try a different cable e The cable is installed properly e You are using the correct device driver On the Windows 7 operating system do the following 1 2 3 5 Click Start gt Control Panel Click Hardware and Sound Click Device Manager If you are prompted for an administrator password or confirmation type the password or provide confirmation If an exclamation mark is displayed next to an adapter name under Network adapters you might not be using the correct driver or the driver is not enabled To update the driver right click the highlighted adapter Click Update Driver Software and then follow the instructions on the screen On the Windows 8 or Windows 8 1 operating system do the following 1 2 3 5 Open Control Panel Click Hardware and Sound Click Device Manager If you are prompted for an administrator password or confirmation type the password or provide confirmation If an exclamation mark is displayed next to an adapter name under Network adap
177. ter cover See Removing the computer cover on page 124 3 Remove the heat sink and fan assembly See Replacing the heat sink and fan assembly on page 148 Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 153 Note Place the heat sink and fan assembly on its side so that the thermal grease on the bottom of it does not get in contact with anything 4 Locate the system board and disconnect all cables connected to the system board See Locating parts on the system board on page 79 5 Lift the small handle Fl and open the retainer FA to access the microprocessor El 1 Figure 101 Accessing the microprocessor 6 Lift the microprocessor straight up and out of the microprocessor socket Figure 102 Removing the microprocessor Notes a Your microprocessor and socket might look different from the one illustrated 154 ThinkCentre E73 Hardware Maintenance Manual b Note the orientation of the microprocessor in the socket You can either look for
178. ters you might not be using the correct driver or the driver is not enabled To update the driver right click the highlighted adapter Click Update Driver Software and then follow the instructions on the screen e The switch port and the adapter have the same duplex setting If you configured the adapter for full duplex ensure that the switch port is also configured for full duplex Setting the wrong duplex mode can degrade performance cause data loss or result in lost connections e You have installed all networking software that is necessary for your network environment Check with your LAN administrator for the necessary networking software The adapter stops working for no apparent reason Symptom The adapter stops working for no apparent reason Action The network driver files may be corrupt or missing Update the driver by referring to the Solution description for the procedure to make sure that the correct device driver is installed 46 ThinkCentre E73 Hardware Maintenance Manual The Wake on LAN feature is not working Symptom The Wake on LAN WOL feature is not working Actions e Make sure that WOL is enabled in the BIOS Setup Utility program e Ifit is check with your LAN administrator for the necessary settings If your computer is a Gigabit Ethernet model and you use a speed of 1000 Mbps the connection fails or errors occur Symptom If your computer is a Gigabit Ethernet model and you use a speed of
179. the computer cover Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to remove the computer cover CAUTION Before you open the computer cover turn off the computer and wait several minutes until the computer is cool To remove the computer cover do the following 1 Remove any media from the drives and turn off all attached devices and the computer 2 Disconnect all power cords from electrical outlets 3 Disconnect the power cords Input Output cables and any other cables that are connected to the computer See Locating connectors controls and indicators on the front of your computer on page 74 and Locating connectors on the rear of your computer on page 75 4 Remove any locking device that secures the computer cover such as a padlock or a Kensington style cable lock 5 Remove the two screws that secure the computer cover and slide the computer cover to the rear to remove it Figure 60 Removing the computer cover Removing and reinstalling the front bezel Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to remove and reinstall the front bezel 124 ThinkCentre E73 Hardware Maintenance Manual To remove and reinstall the front bezel do the follow
180. the slim card reader bracket and slide the card reader into the rail as shown until it stops Then install the two screws to secure the new card reader to the bracket 98 ThinkCentre E73 Hardware Maintenance Manual Figure 33 Installing the new slim card reader into the bracket 9 Route the cable of the new card reader through the corresponding hole for the card reader bracket in the front of the chassis 10 Install the bracket into the chassis so that the hole in the bracket is aligned with the corresponding hole in the chassis Then Install the screw to secure the card reader bracket to the chassis amp SEN SA SSSSI SSSSSSA RSS I NSSSSSS E Sy N 4 Ga NX SEEN A SSSR SIIIIIIIIIIS SSIIIIIIIIK QISSSSHHSS Figure 34 Installing the slim card reader bracket 11 Connect the cable of the new slim card reader to the system board See Locating parts on the system board on page 72 What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 121 Chapter 9 Replacing FRUs machine types 10AS and 10AU 99 Replacing the power supply assembly Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructi
181. ting and cable connections and then disconnect all cables from the system board See Locating parts on the system board on page 72 108 ThinkCentre E73 Hardware Maintenance Manual 7 14 Remove the eight screws that secure the system board nn n 2 a Figure 42 Removing the screws that secure the system board Slide the system board to the front of the computer and then carefully lift the system board out of the chassis Place the failing system board on a flat clean and static protective surface Remove the microprocessor from the failing system board and install it on the new system board See Replacing the microprocessor on page 105 Install the new system board into the chassis by aligning the eight screw holes in the new system board with the corresponding mounting studs on the chassis Then install the eight screws to secure the system board Install the heat sink and fan assembly and connect the heat sink and fan assembly cable to the new system board See Replacing the hea
182. ting system settings are set to enable Wake on LAN 3 Ensure Wake on LAN feature is enabled in Setup Configuration see Starting the Setup Utility program on page 55 4 Ensure network administrator is using correct MAC address 5 Ensure no interrupt or I O address conflicts 6 Network adapter advise network administrator of new MAC address Dead computer See Hard disk drive boot error on page 1 Power Supply 61 2 System Board Diskette drive in use light remains on or does not light 1 Diskette Drive when drive is active 2 System Board 3 Diskette Drive Cable Flashing cursor with an otherwise blank display 1 System Board 2 Primary Hard Disk Drive 3 Hard Disk Drive Cable Incorrect memory size during POST 1 Run the Memory tests 2 Memory Module 3 System Board Insert a Diskette icon appears with a known good 1 System Board diagnostics diskette in the first 3 5 inch diskette drive 2 Diskette Drive Cable 3 Network Adapter Intensity or color varies from left to right of characters 1 Display and color bars 2 Video adapter if present 3 System Board No power or fan not running 1 See Hard disk drive boot error on page 61 64 ThinkCentre E73 Hardware Maintenance Manual Message Symptom FRU Action Non system disk or disk error type message with a 1 Diskette Drive known good diagnostic diskette 2 System Board 3 Diskette Drive Cable Other display symptoms not listed above i
183. ting systems program format the hard disk drive The drive is defective Replace the hard disk drive Power supply problems If you suspect a power problem use the following procedures Check Verify FRU Action Check the following for proper installation Reseat connectors e Power cord e On Off switch connector e On Off switch power supply connector e System board power supply connectors e Microprocessor s connection Check the power cord for continuity Check the power on switch for continuity Beep symptoms Beep symptoms are tones or a series of tones separated by pauses intervals without sound during POST O Copyright Lenovo 2013 2014 61 The following tables describes beep symptoms Beep Symptom FRU Action 2 short beeps CMOS setting error Perform the following actions in order 1 Start the Setup Utility program and press F10 to Save and exit See Chapter 6 Using the Setup Utility program on page 55 Start the Setup Utility program and press F9 to load defaults and then press F10 to Save and exit Perform a Boot block recovery See Recovering from a POST and BIOS update failure on page 175 3 short beeps and then 1 long beep DRAM memory Perform the following actions in order error 1 Make sure the memory module s are properly seated in the connector s 2 Replace the memory module s Replace the system board POST error codes Each time you power on the syste
184. tions do not correct the problem run the diagnostic program Lenovo Solution Center See Lenovo Solution Center on page 53 If you need technical assistance see Lenovo Support Web site on page 32 Keyboard mouse or pointing device problems Select your symptom from the following list e All or some keys on the keyboard do not work on page 42 e The mouse or pointing device does not work on page 43 e The pointer on the screen does not move smoothly with the mouse on page 43 e The wireless keyboard does not work on page 43 All or some keys on the keyboard do not work Symptom All or some keys on the keyboard do not work Actions e Verify that the keyboard cable is securely connected to the correct connector on the computer e If you are using an Enhanced Performance USB keyboard and one or more of the Rapid Access buttons are the only keys that are not working these buttons might have been disabled or have not been assigned to a function Use the help system in the Enhanced Performance Customization Keyboard program to help diagnose problems with the Rapid Access buttons To open the Enhanced Performance Customization Keyboard program do one of the following On the Windows 7 operating system do the following 1 Click Start gt Control Panel Click Hardware and Sound wo N Click Devices and Printers gt Double click USB Enhanced Performance Keyboard The USB Enhanced Performance
185. tive package of the new part on a smooth level surface and then place the new part on the static protective package e Do not place the part on the computer cover or other metal surface Installing or replacing hardware This section provides instructions on how to install or replace hardware for your computer You can expand the capabilities of your computer and maintain your computer by installing or replacing hardware Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 Notes 1 Use only computer parts provided by Lenovo 2 When installing or replacing an option use the appropriate instructions in this section along with the instructions that come with the option Installing external options You can connect external options to your computer such as external speakers a printer or a scanner For some external options you must install additional software in addition to making the physical connection When installing an external option see Locating connectors controls and indicators on the front of your computer on page 74 and Locating connectors on the rear of your computer on page 75 to identify the Copyright Lenovo 2013 2014 123 required connector Then use the instructions that come with the option to help you make the connection and install any software or device drivers that are required for the option Removing
186. to save and exit the Setup Utility program Chapter 6 Using the Setup Utility program 59 60 ThinkCentre E73 Hardware Maintenance Manual Chapter 7 Symptom to FRU index The Symptom to FRU index lists error symptoms and possible causes The most likely cause is listed first Always begin with the Chapter 4 General checkout on page 33 You can use this index to help you decide which FRUs are needed when servicing a computer If you are unable to correct the problem using this index go to Undetermined problems on page 65 Notes 1 If you have both an error message and an incorrect audio response diagnose the error message first 2 If you cannot run the diagnostic tests but did receive a POST error message diagnose the POST error message first 3 If you did not receive any error message look for a description of your error symptoms in the first part of this index Hard disk drive boot error A hard disk drive boot error error codes 1962 and 1999030X can have the following causes CS C7 The start up drive is not in the boot sequence in Check the configuration and ensure the start up drive is configuration in the boot sequence No operating system installed on the boot drive Install an operating system on the boot drive The boot sector on the start up drive is corrupted The drive must be formatted Do the following 1 Attempt to back up the data on the failing hard disk drive 2 Using the opera
187. unscrew the WiFi antenna from the rear of the computer Figure 118 Removing the rear WiFi antenna What to do next e To work with another piece of hardware go to the appropriate section Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 167 e To complete the installation or replacement go to Completing the parts replacement on page 171 Installing or removing the front Wi Fi antenna Attention Do not open your computer or attempt any repair before reading and understanding the Important safety information on page 1 This section provides instructions on how to install or remove the front Wi Fi antenna Installing the front WiFi antenna To install the front WiFi antenna do the following 1 Turn off the computer and disconnect all power cords from electrical outlets 2 Remove the computer cover See Removing the computer cover on page 124 3 Remove the front bezel See Removing and reinstalling the front bezel on page 124 4 Peel off the paper that protects the stickers on the front antenna Figure 119 Peeling off the paper that protects the stickers 168 ThinkCentre E73 Hardware Maintenance Manual 5 Stick the front antenna to the front panel as shown Then insert the front antenna cable through the hole in the front panel Figure 120 Installing the front WiFi antenna 6 Connect the front antenna cable to the WiFi card module What to do next e To work with another pi
188. ve bay for you to purchase and install a secondary hard disk drive by yourself If you want to install a secondary hard disk drive use the same way of installing the primary hard disk drive 92 ThinkCentre E73 Hardware Maintenance Manual 4 Disconnect the signal cable and the power cable from the hard disk drive 5 Remove the four screws that secure the hard disk drive Then slide the hard disk drive out of the chassis N aut x x e Neo OOOO D te Figure 24 Removing the primary hard disk drive Chapter 9 Replacing FRUs machine types 10AS and 10AU 93 6 Slide the new hard disk drive into the hard disk drive bay and align the screw holes in the new hard disk drive with the corresponding holes in the drive bay Then install the four screws to secure the new hard disk drive in place es x X S D y y Ds TAINAN Y Des Figure 25 Installing the hard disk drive 7 Connect one end of the signal cable to the rear of the new hard disk drive and the other end to an available SATA connector on the system board See Locating parts on the system board on page 72 Then locate an available five wire power connector and connect it to the rear of the new hard disk drive Figure 26 Connecting a SATA hard disk drive What to do next e To work with another piece of hardware go to the appropriate section e To complete th
189. w solid state drive What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 171 Replacing the power supply assembly Attention Do not open your computer or attempt any repair before reading and understanding Important safety information on page 1 This section provides instructions on how to replace the power supply assembly Although there are no moving parts in your computer after the power cord has been disconnected the following warnings are required for your safety and proper Underwriters Laboratories UL certification CAUTION 144 ThinkCentre E73 Hardware Maintenance Manual Hazardous moving parts Keep fingers and other body parts away CAUTION Never remove the cover on a power supply or any part that has the following label attached Hazardous voltage current and energy levels are present inside any component that has this label attached There are no serviceable parts inside these components If you suspect a problem with one of these parts contact a service technician To replace the power supply assembly do the following 1 Turn off the computer and disconnect all power cords from electrical outlets N Remove the computer cover See Removing the computer cover on page 124 Remove the front bezel See Removing and reinstalling the front bezel
190. with the corresponding holes in the converter Then install the four screws to secure the solid state drive to the converter Figure 86 Installing the solid state drive into the storage converter What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 171 Replacing the solid state drive on the bottom of the optical drive bay To replace the solid state drive on the bottom of the optical drive bay do the following 1 Remove all media from the drives and turn off all attached devices and the computer Then disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer 2 Remove the computer cover See Removing the computer cover on page 124 3 Remove the front bezel See Removing and reinstalling the front bezel on page 124 4 Pivot the drive bay assembly upward See Accessing the system board components and drives on page 126 5 Note the cable routing and disconnect the signal cable and the power cable from the solid state drive See Locating parts on the system board on page 79 Chapter 10 Replacing FRUs machine types 10AU 10AW 10BF and 10BG 141 6 Remove the screw E and then carefully slide the solid state drive bracket upward to remove the bracket from the bottom of the optical drive bay Figure 87 Removing
191. xpress card latch a gt ESA Figure 14 Removing the screw that secures the PCI Express card latch 4 Depending on whether you are installing or replacing a PCI Express card do one of the following e If you are installing a PCI Express card remove the appropriate metal slot cover Chapter 9 Replacing FRUs machine types 10AS and 10AU 85 e f you are replacing an old PCI Express card grasp the old card that is currently installed and gently pull it out of the slot DIE KR N A AAA E Figure 15 Removing a PCI Express card Notes a The card fits tightly into the card slot If necessary alternate moving each side of the card a small amount until it is removed from the card slot b If the card is held in place by a retaining latch press the card retaining latch E as shown to disengage the latch Grasp the card and gently pull it out of the slot 5 Remove the new PCI Express card from its static protective package 6 Install the new PCI Express card into the appropriate slot on the system board See Locating parts on the system board on page 72 Note If you are installing a PCI Express x16 graphics card ensure that the memory slot retaining clips are closed before you install the graphics card 86 ThinkCentre E73 Hardware Maintenance Manual 7 Pivot the card latch to the closed position to secure the PCI Express card
192. xpress x16 graphics card for easier access to the memory slots See Installing or replacing a PCI Express card on page 84 q A O MN Chapter 9 Replacing FRUs machine types 10AS and 10AU 87 6 Depending on whether you are installing or replacing a memory module do one of the following e If you are replacing an old memory module open the retaining clips and gently pull the memory module out of the memory slot Figure 17 Removing a memory module e If you are installing a memory module open the retaining clips of the memory slot into which you want to install the memory module Figure 18 Opening the retaining clips 88 ThinkCentre E73 Hardware Maintenance Manual 7 8 Position the new memory module over the memory slot Make sure that the notch EE on the memory module aligns correctly with the slot key EX on the system board Push the memory module straight down into the slot until the retaining clips close Figure 19 Installing a memory module Reinstall the PCI Express x16 graphics card if you have removed it What to do next e To work with another piece of hardware go to the appropriate section e To complete the installation or replacement go to Completing the parts replacement on page 121 Replacing the rear fan assembly Attention Do not open your computer or attempt any repair before reading and understanding Important safety in

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