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Lenovo ThinkPad W550s

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2. 1150 Smart card assembly or dummy smart card Depending on the model your computer might have a smart card or a dummy smart card installed For access remove these FRUs 1010 Removable battery on page 57 e 1020 Base cover assembly on page 7 e 1120 Built in battery or dummy battery on page 71 e 1140 Speaker assembly on page 75 Removal steps of the smart card assembly 2 4 Tay f When installing Ensure that the connector is attached firmly 76 Hardware Maintenance Manual Screw quantity M2 x L3 mm flat head nylon coated 5 BZ T 1 Torque 0 181 Nm 1 85 kgf cm Step Screw quantity Torque M2 x L3 mm flat head nylon coated 1 Black 0 181 Nm 1 85 kgf cm 1160 Fingerprint reader assembly For access remove these FRUS in order 1010 Removable battery on page 57 e 1020 Base cover assembly on page 7 e 1040 Storage drive stabilizer bar internal storage drive hard disk drive cable and hard disk drive bracket on page 64 Chapter 7 Removing or replacing a FRU 77 Removal steps of the fingerprint reader assembly Step Torque H 0 181 Nm 1 85 kgf cm 1170 Board for the trackpad and TrackPoint buttons For access remove this FRU e 1010 Removable battery on page 57 e 1020 Ba
3. Chapter 7 Removing or replacing a FRU 99 Cable routing When you install the antenna kit route the cables as shown in the following illustration Ensure that the cables are not subject to any tension Tension could cause the cables to be damaged by the cable guides or a wire to be broken AH ig E pu men Ell Black cable WLAN auxiliary DI Blue cable WWAN auxiliary Kg Orange cable WWAN main El Gray cable WLAN main Antenna locations 100 Hardware Maintenance Manual EJ WLAN auxiliary antenna black DI WWAN auxiliary antenna blue EI WWAN main antenna orange El WLAN main antenna gray Removal steps of the LCD rear cover assembly To replace the LCD rear cover assembly remove these FRUs in order 1010 Removable battery on page 57 1020 Base cover assembly on page 57 1040 Storage drive stabilizer bar internal storage drive hard disk drive cable and hard disk drive bracket on page 64 1060 Wireless LAN card on page 66 1070 Wireless WAN card on page 67 1130 Thermal fan on page 73 1180 System board assembly on page 79 1190 LCD u
4. Sa ER rma ee H A B OW LL 2060 Antenna kit and LCD rear cover assembly Removal steps of the antenna kit For access remove these FRUS in order e 1010 Removable battery on page 57 e 1020 Base cover assembly on page 57 e 1040 Storage drive stabilizer bar internal storage drive hard disk drive cable and hard disk drive bracket on page 64 e 1060 Wireless LAN card on page 6 Chapter 7 Removing or replacing a FRU 89 90 1070 Wireless WAN card on page 67 1130 Thermal fan on page 73 1180 System board assembly on page 79 1190 LCD unit on page 81 2010 LCD bezel assembly on page 85 2020 LCD panel and LCD cable on page 85 2030 Hinges and hinge brackets on page 86 Su Ell H P LS A A K 1 y ia 1 p DO Od PA Ir U j IE y IL BG Hardware Maintenance Manual Cable routing When you install the antenna kit route the cables as shown in the following illustration Ensure that the cables are not subject to any tension Tension could cause the cables to be damaged by the cable guides or a wire to be broken
5. GE C Dr Lro eir a Ell Black cable WLAN auxiliary Blue cable WWAN auxiliary B Orange cable WWAN main E Gray cable WLAN main Antenna locations Chapter 7 Removing or replacing aFRU 91 EJ WLAN auxiliary antenna black EJ WWAN auxiliary antenna blue JS WWAN main antenna red El WLAN main antenna gray Removal steps of the LCD rear cover assembly To replace the LCD rear cover assembly remove these FRUs in order 1010 Removable battery on page 57 1020 Base cover assembly on page 57 1040 Storage drive stabilizer bar internal storage drive hard disk drive cable and hard disk drive bracket on page 64 1060 Wireless LAN card on page 66 1070 Wireless WAN card on page 67 1130 Thermal fan on page 73 1180 System board assembly on page 79 1190 LCD unit on page 81 2010 LCD bezel assembly on page 85 2020 LCD panel and LCD cable on page 85 2030 Hinges and hinge brackets on page 86 2040 Camera microphone card on page 87 2050 LED cable assembly on page 88 Removal steps of the antenna kit on page 89
6. Removing an LCD FRU for models with touch panel This section provides instructions on how to remove an LCD FRU for models with touch panel 3010 LCD front sheet bezel Important Once an LCD front sheet bezel is removed it cannot be used anymore A new LCD front sheet bezel is required for replacement Removal steps of the LCD front sheet bezel When installing Ensure that all the latches are attached firmly 3020 LCD panel assembly and LCD cable For access remove these FRUS in order 92 Hardware Maintenance Manual 1010 Removable battery on page 57 3010 LCD front sheet bezel on page 92 Removal steps of the LCD panel assembly and LCD cable The LCD panel assembly consists of an LCD panel and an LCD bezel The LCD bezel is glued to the back side of the LCD panel Important Once an LCD bezel is removed it cannot be used anymore A new LCD bezel is required for replacement n M2 5 x L4 mm big head nylon coated 3 Silver 0 294 Nm 3 kgf cm Chapter 7 Removing or replacing aFRU 93 When installing Ensure that the connector is attached firmly 3030 Hinges For access remove these FRUS in order 1010 Removable battery on page 57 1020 Base cover assembly on page 57 1040 Storage drive stabilizer bar internal storage drive hard disk drive cable and hard disk drive bracket on page 64 1060 Wireless LAN card on page 66 1070 Wireless WAN card on page 7 1130 Thermal fan
7. 272227712107 002 22278 RR RARA AAA RARA 1000 IE MEN 13 il 222222222224 System barcode label Ej FCC label H Information label Certificate of Authenticity label for Windows 7 El CECP label for China Genuine Microsoft label for Windows 8 1 Korea KC Safety label for Korea ES SIRIM label for Malaysia ICASA label for South Africa ISRAEL label for Israel Indonesia Rating label for Indonesia 1030 Keyboard For access remove this FRU e 1010 Removable battery on page 57 E System label EJ WWAN label for TaiWang and Korea E GEO label El China GEO label EQ WWAN IMEI label Asset tag Mexico Energy label for Mexico Postel label for Malaysia Brazil WWAN label for Brazil El Postel label for Indonesia EA INDIA BIS label for India Chapter 7 Removing or replacing a FRU 59 Removal steps of the keyboard To reveal the screw heads beneath the keyboard frame slide the keyboard frame forward by 2 5 mm 0 1 inch with the flat end of the keyboard multi tool Loosen the screws that secure the keyboard with the cross end of the keyboard multi tool 60 Hardware Maintenance Manual Pivot the keyboard slightly upward until you can see the connectors on the bottom side of the keyboard ER Then turn over the keyboard El Gently put the keyboard on the palm rest and detach the connectors Then remove the keyboard Installing the new keyboard
8. 5 FRU A PERIGO Antes de ligar o computador ap s a substitui o da FRU certifique se de que todos os parafusos molas e outras pe as pequenas estejam no lugar e n o estejam soltos dentro do computador Verifique isso sacudindo o computador e procurando ouvir sons de pe as soltas Pe as met licas ou lascas de metal podem causar curto circuito A PERIGO Algumas baterias reserva
9. Make sure that 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 gt A O N 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 object that weighs more than 16 kg 35 Ib or that you think is too heavy for you Do not perform any action that causes hazards to the customer or that makes the equipment unsafe Before you start the machine make sure that other service technicians 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 Keep your toolcase away from walk areas so that other people will not trip over it Do not wear loose clothing that can be trapped in the moving parts of a machine Make sure that your sleeves are fastened or rolled up above your elbows If your hair is long fasten it e Insert the ends of your necktie or scarf inside clothing or fasten it with a nonconductive clip about 8 centimeters 3 inches from the end Do not wear jewelry chains metal frame eyeglasses or metal fasteners for your clothing Attention Metal objects are good electrical conductors e Wear safety glasses when you are hammering drilling soldering cutting wire attaching
10. and then press Enter The diagnostic program will be launched automatically 6 Follow the instructions on the screen to use the diagnostic program Power system checkout To verify if a battery and an power adapter are functional do the following 1 Turn off the computer 2 Connect the ac power adapter 3 Turn on the computer If the computer can be turned on it means that either the battery or the ac power adapter is functional 4 Insert a straightened paper clip into the emergency reset hole to reset the computer If the computer is still powered on it means that the ac power adapter is functional 5 Turn off the computer 6 Disconnect the ac adapter and turn on the computer If the computer can be turned on it means the battery is functional If you suspect a power problem see the appropriate one of the following power supply checkouts Checking the ac power adapter on page 26 e Checking the battery and operational charging on page 7 e Checking the coin cell battery on page 27 Checking the ac power adapter You are here because the computer fails only when the ac power adapter is used e f the system status indicator does not blink three times when an ac power source is connected check the power cord of the ac power adapter for correct continuity and installation e f the computer does not charge during operation go to Checking the battery and operational charging on page 27 To check t
11. on page 73 1180 System board assembly on page 79 1190 LCD unit on page 81 8010 LCD front sheet bezel on page 92 3020 LCD panel assembly and LCD cable on page 92 Removal steps of the hinges 94 Hardware Maintenance Manual Step Screw quantity Color Torque M2 5 x L2 5 mm big head nylon coated 4 Silver 0 294 Nm 8 kgf cm 3040 Camera microphone card For access remove these FRUS in order e 1010 Removable battery on page 57 3010 LCD front sheet bezel on page 92 e 3020 LCD panel assembly and LCD cable on page 92 Removal steps of the camera microphone card When installing Ensure that the connector is attached firmly Chapter 7 Removing or replacing aFRU 95 3050 Touch sensor card For access remove these FRUS in order e 1010 Removable battery on page 57 e 1020 Base cover assembly on page 7 e 1040 Storage drive stabilizer bar internal storage drive hard disk drive cable and hard disk drive bracket on page 64 1060 Wireless LAN card on page 66 1070 Wireless WAN card on page 7 1130 Thermal fan on page 73 1180 System board assembly on page 79 1190 LCD unit on page 81 8010 LCD front sheet bezel on page 92 3020 LCD panel assembly and LCD cable on page 92 96 Hardware Maintenance Manual Removal steps of the touch sensor card When installing Ensure that all the connectors are attached firmly 3060 LED
12. Ensure that the connector is attached firmly Attention Do not route the dc in cable on the hinge Otherwise the dc in cable might get damaged when the base cover assembly is installed 1120 Built in battery or dummy battery Important notices for replacing a battery Attention Lenovo has no responsibility for the performance or safety of unauthorized batteries and provides no warranties for failures or damage arising out of their use Chapter 7 Removing or replacing aFRU 71 The Lenovo Solution Center program provides an automatic battery diagnostic test that determines if the battery is defective A battery FRU should not be replaced unless this diagnostic test shows that the battery is defective The only exception to this is if the battery is physically damaged or a customer is reporting a possible safety issue If the Lenovo Solution Center program is not installed on the computer the customer should download and install the program to diagnose the battery before getting a non physically damaged battery replaced Note that the replacement of a physically damaged battery is not covered by the warranty For access remove this FRU e 1010 Removable battery on page 57 e 1020 Base cover assembly on page 57 Removal steps of the built in battery or dummy built in battery Baer Use only the authorized battery specified for your computer Any other battery could ignite or explode Note If your computer does not come
13. The built in battery is disabled and the computer turns off automatically Wait three to five minutes to let the computer cool Removing the micro SIM card For access remove this FRU e 1010 Removable battery on page 57 If the computer has a micro SIM card installed you also must remove the micro SIM card before you start the servicing After you finish the servicing ensure that you install the micro SIM card if available into the micro SIM card slot Removing a major FRU This section provides instructions on how to remove a major FRU 56 Hardware Maintenance Manual 1010 Removable battery Important notice for replacing a removable battery Attention Lenovo has no responsibility for the performance or safety of unauthorized batteries and provides no warranties for failures or damage arising out of their use The Lenovo Solution Center program provides an automatic battery diagnostic test that determines if the battery pack is defective A battery pack FRU should not be replaced unless this diagnostic test shows that the battery is defective The only exception to this is if the battery pack is physically damaged or a customer is reporting a possible safety issue If the Lenovo Solution Center program is not installed on the computer the customer should download and install the program to diagnose the battery pack before getting a non physically damaged battery pack replaced Note that the replacement of a physic
14. If you clear the Copy the recovery partition from the PC to the recovery drive option you will create recovery media without the recovery partition content You still can start the computer from the recovery media but you might be unable to recover your computer if the recovery partition on your computer is damaged 5 Connect a proper USB drive then click Next Chapter 4 Related service information 31 6 Click Create in the Recovery Drive window The creation of the recovery media starts 7 When the creation of the recovery media finishes do one of the following To keep the recovery partition on your computer click Finish To delete the recovery partition on your computer click Delete the recovery partition Attention If you delete the recovery partition on your computer do keep the recovery media in a safe place The Windows recovery image will not be stored in your computer anymore and you will need the recovery media to refresh or reset your computer 8 Remove the USB drive The recovery media are created successfully Using recovery media If you cannot start your computer or if you cannot start the Windows recovery image on your computer use recovery media to recover your computer To use recovery media do the following Note Ensure that your computer is connected to ac power 1 Turn on or restart the computer Before the Windows operating system starts repeatedly press the F12 key The Boot Menu window open
15. Important e Advise customers to contact the Lenovo Support Web site at http www lenovo com support to view the software fixes download the drivers and follow the on screen instructions to install the drivers For additional assistance customers might call the Lenovo Customer Support Center Telephone numbers for the Lenovo Support Center are available at http www lenovo com support phone e Service training documents for Lenovo authorized service technicians are available at the following Web site The disassembly and reassembly videos that show the FRU removal and replacement procedures are contained in the documents http www lenovoservicetraining com Strategy for replacing FRUs Before replacing parts Ensure that all software fixes drivers and UEFI BIOS downloads are installed before replacing any FRUs listed in this manual After a system board is replaced ensure that the latest UEFI BIOS is loaded to the system board before completing the service action To download software fixes drivers and UEFI BIOS go to http www lenovo com ThinkPadDrivers and follow the instructions on the screen Use the following strategy to prevent unnecessary expense for replacing and servicing FRUs e f you are instructed to replace a FRU but the replacement does not correct the problem reinstall the original FRU before you continue e Some computers have both a processor board and a system board If you are instructed to replace eit
16. Keyboard 34 34 34 35 35 36 37 37 38 38 38 39 41 41 41 42 42 43 44 45 48 49 51 51 51 52 52 53 54 55 55 56 56 56 56 57 57 59 Removing an LCD FRU for models without iuh 1040 Storage drive stabilizer bar internal storage drive hard disk drive cable and hard disk drive bracket 1050 Memory module 1060 Wireless LAN card 1070 Wireless WAN card 1080 M 2 solid state drive 1090 Coin cell battery 1110 dc in bracket and dc in Sabio assembly 1120 Built in battery or dime battery i 1130 Thermal fan 1140 Speaker assembly 1150 Smart card EE or Y smart card Pa 1160 Fingerprint reader assembly 8 1170 Board for the sten and TrackPoint buttons E ee 1180 System bond song 1190 LCD unit a 1210 Power button board 1220 Keyboard assembly panel Hardware Maintenance Manual 64 66 66 67 68 69 70 71 73 75 76 77 78 79 81 83 84 84 2010 LCD bezel assembly 2020 LCD panel and LCD cable 2030 Hinges and hinge brackets 2040 Camera microphone card 2050 LED cable assembly 2060 Antenna kit and LCD rear cover assembly Removing an LCD FRU for models with touch panel C oL m s 3010 LCD front heat berai 3020 LCD panel assembly and LCD bie i 3030 Hinges x 3040 Garnecvmicr ghone cart 5 3050 Touch sensor card 3060 LED cable assembly 3070 Antenna kit and LCD rear cover assembly Appendix A Notices Electronic em
17. SANAY BE 158 IA Ho MAAS AL Fo ERNE eye ANA GA AA Spe ALL wopor FU snm AA ABS AGAR AA 129 A PES E SAG uae AAA PANS sn 1210399 492 AT 49391419 AAA HATS sae sso SLE AFF AAN SAS AAA F FHT FRU x3 Hot Swap AQAA Y AF FRU amp AAI AA AFAA AMS Lx 47 FAENA AA SES BAAD MAAE AAT F AAA BE ANES BAA 12 PELIGRO Antes de encender el sistema despues de sustituir una FRU compruebe que todos los tornillos muelles y dem s piezas pequefias se encuentran en su sitio y no se encuentran sueltas dentro del sistema Compru belo agitando el sistema y escuchando los posibles ruidos que provocar an Las piezas met licas pueden causar cortocircuitos el ctricos A PELIGRO Algunas bater as de reserva contienen una peque a cantidad de n quel y cadmio No las desmonte ni recargue ni las eche al fuego o al agua ni las cortocircuite Des chelas tal como dispone la normativa local Utilice s lo bater as que se encuentren en la lista de piezas La utilizaci n de una bater a no apropiada puede provocar la ignici n o explosi n de la misma A PELIGRO Chapter 1 Safety information 15 Las bater as contienen peque as cantidades de n quel No las desmonte ni recargue ni las eche al fuego o al agua ni las cortocircuite Des chelas tal como dispone la normativa local Utilice s lo bater as que se encuentren en la lista de piezas al sustituir la bater a La utilizaci n de una bater a no apropiada pued
18. To perform a quick format click Just remove my files to start the process The process will take several minutes To perform a complete format click Fully clean the drive to start the process The process will take several hours 30 Hardware Maintenance Manual 4 Follow the instructions on the screen to reset your computer to the factory default settings Using the advanced startup options With the advanced startup options you can change the firmware settings of the computer change the startup settings of the Windows operating system start the computer from an external device or restore the Windows operating system from a system image To use the advanced startup options do the following 1 Move your pointer to the top right or bottom right corner of the screen to display the charms Click Settings gt Change PC settings gt Update and recovery gt Recovery 2 In the Advanced startup section click Restart now gt Troubleshoot gt Advanced options 3 Select a desired startup option then follow the instructions on the screen Recovering your computer from the Windows recovery environment The Windows recovery environment on your computer is capable of operating independently from the Windows 8 1 operating system This enables you to recover or repair the operating system even if the Windows 8 1 operating system fails to start After two consecutive failed boot attempts the Windows recovery environment starts automatic
19. cable assembly For access remove these FRUS in order e 1010 Removable battery on page 57 e 1020 Base cover assembly on page 57 e 1040 Storage drive stabilizer bar internal storage drive hard disk drive cable and hard disk drive bracket on page 64 1060 Wireless LAN card on page 66 1070 Wireless WAN card on page 67 1130 Thermal fan on page 73 1180 System board assembly on page 79 1190 LCD unit on page 81 3020 LCD panel assembly and LCD cable on page 92 3030 Hinges on page 94 Chapter 7 Removing or replacing a FRU 97 Removal step of the LED cable assembly 3070 Antenna kit and LCD rear cover assembly Removal steps of the antenna kit For access remove these FRUS in order 1010 Removable battery on page 57 e 1020 Base cover assembly on page 7 e 1040 Storage drive stabilizer bar internal storage drive hard disk drive cable and hard disk drive bracket on page 64 1060 Wireless LAN card on page 66 1070 Wireless WAN card on page 67 1130 Thermal fan on page 73 1180 System board assembly on page 79 1190 LCD unit on page 81 3020 LCD panel assembly and LCD cable on page 92 3030 Hinges on page 94 98 Hardware Maintenance Manual
20. cont m uma pequena quantidade de n quel e c dmio N o desmonte uma bateria reserva recarregue a jogue a no fogo ou na gua ou deixe a entrar em curto circuito Descarte a bateria conforme requerido pelas leis ou regulamentos locais Use somente a bateria nas partes listadas apropriadas O uso de uma bateria incorreta pode resultar em combust o ou explos o da bateria A PERIGO O pacote da bateria cont m uma pequena quantidade de n quel N o o desmonte jogue o no fogo ou na gua ou deixe o entrar em curto circuito Descarte o pacote da bateria conforme requerido pelas leis ou regulamentos locais Use somente a bateria nas partes listadas apropriadas ao substituir o pacote da bateria O uso de uma bateria incorreta pode resultar em combust o ou explos o da bateria A PERIGO Chapter 1 Safety information 7 A bateria de l tio pode causar inc ndio explos o ou graves queimaduras N o a recarregue remova seu conector polarizado desmonte a aqueca a acima de 100 C 212 F incinere a ou exponha o conte do de sua c lula gua Descarte a bateria conforme requerido pelas leis ou regulamentos locais Use somente a bateria nas partes listadas apropriadas O uso de uma bateria incorreta pode resultar em combust o ou explos o da bateria A PERIGO Se o LCD quebrar e o fluido de dentro dele entrar em contato com seus olhos ou com suas m os lave as reas afetadas imediatamente com gua durante pelo m
21. fan on page 73 1180 System board assembly on page 79 1190 LCD unit on page 81 2010 LCD bezel assembly on page 85 Removal steps of the hinges 86 Hardware Maintenance Manual Color Torque 0 294 Nm Silver 8 kgf cm Removal steps of the hinge brackets 2040 Camera microphone card For access remove these FRUS in order e 1010 Removable battery on page 57 2010 LCD bezel assembly on page 85 e 2020 LCD panel and LCD cable on page 85 Chapter 7 Removing or replacing aFRU 87 Removal steps of the camera microphone card 2050 LED cable assembly For access remove these FRUS in order 1010 Removable battery on page 57 e 1020 Base cover assembly on page 7 e 1040 Storage drive stabilizer bar internal storage drive hard disk drive cable and hard disk drive bracket on page 64 e 1060 Wireless LAN card on page 66 88 Hardware Maintenance Manual 1070 Wireless WAN card on page 67 1130 Thermal fan on page 73 1180 System board assembly on page 79 1190 LCD unit on page 81 2010 LCD bezel assembly on page 85 2020 LCD panel and LCD cable on page 85 2030 Hinges and hinge brackets on page 86 Removal step of the LED cable assembly m EY ye RK
22. information 3 When working on a double insulated or battery operated system use an ESD common ground or reference point 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 multilingual translations The safety notices in this section are provided in the following languages English Arabic Brazilian Portuguese French German Hebrew Japanese Korean Spanish Traditional Chinese A DANGER Before the computer is powered on after FRU replacement make sure that all screws springs and other small parts are in place and are not left loose inside the computer Verify this by shaking the computer and listening for rattling sounds Metallic parts or metal flakes can cause electrical short circuits A DANGER Some standby batteries contain a small amount of nickel and cadmium Do not disassemble a standby battery recharge it throw it into fire or water or short circuit it Dispose of the battery as required by local ordinances or regulations Use only the battery in the appropriate parts listing Use of an incorrect battery can result in ignition or explosion of the battery A DANGER The battery pa
23. instructions a prepaid shipping label and a container will be included with the replacement CRU and 2 you might be charged for the replacement CRU if Lenovo does not receive the defective CRU within thirty 30 days of your receipt of the replacement CRU See your Lenovo Limited Warranty documentation for full details ThinkPad computers contain the following types of CRUs Self service CRUs These CRUs unplug or are held by no more than two screws Examples of these types of CRUs include the ac power adapter power cord and hard disk drive Other self service CRUs depending on product design might include the memory module wireless card keyboard and palm rest with finger print reader and touch pad Optional service CRUs These CRUs are isolated parts within the computer that 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 Chapter 5 Locations 3 Major FRUs Descriptions LCD unit see LCD FRUs on page 45 44 Hardware Maintenance Manual oc me module 8 Fingerprint reader bracket Internal storage drive hard disk drive solid state drive or hybrid E drive 10 Hard disk drive cable e 2 soroan sanra Nid pm mT ss smeswersemy A mT 16 Smart card reader or dummy smart card reader depending on No No the model Cw ems TEE Jw Note Depending on the
24. off the computer unplug all power cords from electrical outlets remove the battery pack and disconnect any interconnecting cables FRU Chapter 1 Safety information 5 6 Hardware Maintenance Manual LUN
25. or discoloration of the cosmetic parts Plastic parts latches pins or connectors that have been cracked or broken by excessive force Damage caused by liquid spilled into the system Damage caused by the improper insertion of a PC card or the installation of an incompatible card Improper disc insertion or use of an optical drive Fuses blown by attachment of a nonsupported device Forgotten computer password making the computer unusable Sticky keys caused by spilling a liquid onto the keyboard Use of an incorrect ac power adapter on laptop products The following symptoms might indicate damage caused by nonwarranted activities Missing parts might be a symptom of unauthorized service or modification Check for obvious damage to a hard disk drive If the spindle of a hard disk drive becomes noisy the hard disk drive might have been dropped or subject to excessive force Checkout guide Use the following procedures as a guide in identifying and correcting problems with the ThinkPad notebook computers Note The diagnostic tests are intended to test only ThinkPad products The use of non ThinkPad products prototype cards or modified options can lead to false indications of errors and invalid system responses 1 Identify the failing symptoms in as much detail as possible 2 Verify the symptoms Try to re create the failure by running the diagnostic test or by repeating the operation Lenovo Solution Center The Lenovo Solut
26. the error log and run the test again If the error does not recur do not replace the FRU Be careful not to replace a nondefective FRU What to do first When you return a FRU you must include the following information in the parts exchange form or parts return form that you attach to it 1 Name and phone number of service technician Date of service Date on which the machine failed Date of purchase Failure symptoms error codes appearing on the display and beep symptoms Procedure index and page number in which the failing FRU was detected Failing FRU name and part number Machine type model number and serial number Customer s name and address BO N 0 00 Note During the warranty period the customer may be responsible for repair costs if the computer damage was caused by misuse accident modification unsuitable physical or operating environment or improper maintenance by the customer Following is a list of some common items that are not covered under warranty and some symptoms that might indicate that the system was subjected to stress beyond normal use Copyright Lenovo 2015 23 Before checking problems with the computer determine whether the damage is covered under the warranty by referring to the following list The following are not covered under warranty LCD panel cracked from the application of excessive force or from being dropped Scratched cosmetic parts Distortion deformation
27. who can use it to get access to the hard disk even if the user has changed the user hard disk password 32 Hardware Maintenance Manual Note There are two modes for the hard disk password User only and Master User The Master User mode requires two hard disk passwords the system administrator enters both in the same operation The system administrator then provides the user hard disk password to the system user Attention If the user hard disk password has been forgotten check whether a master hard disk password has been set If it has it can be used for access to the hard disk drive If no master hard disk password is available neither Lenovo nor Lenovo authorized service technicians provide any services to reset either the user or the master hard disk password or to recover data from the hard disk drive The hard disk drive can be replaced for a scheduled fee For how to remove the hard disk password see How to remove the hard disk password on page 34 Supervisor password A supervisor password protects the system information stored in the ThinkPad Setup The user must enter the supervisor password in order to get access to the ThinkPad Setup and change the system configuration Attention If the supervisor password has been forgotten and cannot be made available to the service technician there is no service procedure to reset the password The system board must be replaced for a scheduled fee How to remove the power on passw
28. AA ERME M RRS E RECS FENES S BE RATE Be ER f fi SIMA EEA ME SRA Ge DAA EL BRE RAKK A SIXERS IAS ERE Bt TERR GE FI FF ER PAE ANA Sith NEHE A BURKE f f OR 35 271 99 SHE BAKER gt REER 211575 ATREA gt BOSE 2 328 Ei ETT BRB di RE PATAR BOR YEE EXE El TEMPE 17 7 27155 2212818 28277 BIE ARREA gt FRE AFB 100 C 212 F E READ 381218 E EA SEV ALTE 21 328 ENE TERR 2 SAS FREU HAIN AY BE th NEHE A BRE E 20 LCD IRRE LCD 7 801527821611 gt RODE Kh un 15 2938 AIR AER LR HRA MERKI gt REMENA AEREA BDF PESA Mewes E E E ELBA aay PETRER E Chapter 1 Safety information 17 BRIF FRU Jta EL BATTRE ERR GAVEK P2073 ZI ECISER SERA gt RHE ELA ER EREBE WEA aR 18 Hardware Maintenance Manual Chapter 2 Important service information This chapter introduces following important service information that applies to all machine types supported by this manual Strategy for replacing FRUs on page 9 Strategy for replacing a solid state drive on page 9 Important notice for replacing a system board on page 20 How to use error message on page 20 Strategy for replacing FRUs for CTO special bid and standard models on page 20 Product definition on page 20 FRU identification on page 20
29. Attach the connectors and then turn over the keyboard Chapter 7 Removing or replacing a FRU 61 Insert the keyboard into the space under the frame of the keyboard bezel as shown Ensure that the front edge of the keyboard the edge that is close to the display is under the frame of the keyboard bezel Reveal the screw heads by sliding the keyboard frame forward with the flat end of the keyboard multi tool Ensure that the screw heads are exposed completely 62 Hardware Maintenance Manual Tighten the screws with the cross end of the keyboard multi tool to secure the keyboard in place with the flat end of the keyboard multi tool Hide the Slide the keyboard frame backward by 2 5 mm 0 1 inch latches of the keyboard frame under the keyboard bezel by pushing the latches with your finger as shown Chapter 7 Removing or replacing aFRU 63 Adjust the keyboard frame in place with the flat end of the keyboard multi tool to ensure that all the latches are secured under the keyboard bezel 1040 Storage drive stabilizer bar internal storage drive hard disk drive cable and hard disk drive bracket For access remove this FRU e 1010 Removable battery on page 57 e 1020 Base cover assembly on page 7 Attention Do not drop the drive or apply any physical shock to it The drive is sensitive to physical shock Improper handling can cause damage and permanent loss of data Before removing the drive
30. D Bildschirm besteht aus Glas und kann zerbrechen wenn er unsachgem behandelt wird oder der Computer auf den Boden f llt Wenn der Bildschirm besch digt ist und die darin befindliche Fl ssigkeit in Kontakt mit Haut und Augen ger t sollten die betroffenen Stellen mindestens 15 Minuten mit Wasser abgesp lt und bei Beschwerden anschlieBend ein Arzt aufgesucht werden A VORSICHT Aus Sicherheitsgr nden die Kunststoffabdeckung die den unteren Teil der Spannungswandlerplatine umgibt nicht entfernen A VORSICHT Obwohl Hauptbatterien eine niedrige Spannung haben k nnen sie doch bei Kurzschlu oder Erdung genug Strom abgeben um brennbare Materialien zu entz nden oder Verletzungen bei Personen hervorzurufen A VORSICHT Wenn ein Austausch der FRU bei laufendem Betrieb nicht erlaubt ist gehen Sie beim Austausch der FRU wie folgt vor Schalten Sie den Computer aus ziehen Sie alle Netzkabel von den Netzsteckdosen ab entfernen Sie den Akku und ziehen Sie alle miteinander verbundenen Kabel ab i20 DAN OP pM DLI pN o an 22v NN v FRU ne5nn ANNI awnnn NIYIN 305 AUNT NN 0905 amp NNF NI 75 AUNAN Tina MI 6 vey OPN DOPA C NSS OPIDVN DP OD DY NINN a3V IN PHN pyipu mop 5 5 PUPI Chapter 1 Safety information 11 220 mann NINO PN AVT 599 SW 0305 0033 MI MINEN AINA MINO 5590 DN 9595 W nmN IPI IN DDD IN UND n PIWAD UTD nw DYVI DPINA nwa ADMIN AIDA vianun Ww npn DPINA M
31. HH a Camera available on some models El Microphones available on some models El Power button with system status indicator E Security lock slot H Fan louvers El Mini DisplayPort connector USB 3 0 connector El Always On USB 3 0 connector EZ Fingerprint reader available on some models Trackpad EN TrackPoint buttons E TrackPoint pointing stick 1 The indicator in the ThinkPad logo and the indicator in the center of the power button show the system status of the computer Blinks for three times The computer is initially connected to power On The computer is on in normal mode Blinks fast The computer is entering sleep or hibernation mode Blinks slowly The computer is in sleep mode Off The computer is off or in hibernation mode Copyright Lenovo 2015 41 Left side view ThinkPad Smart card reader slot available on some models El Ethernet connector Ell Media card reader slot E Audio connector H VGA connector EI USB 3 0 connector Power connector El System status indicator 1 The indicator in the ThinkPad logo and the indicator in the center of the power button show the system status of the computer Blinks for three times The computer is initially connected to power On The computer is on in normal mode Blinks fast The computer is entering sleep or hibernation mode Blinks slowly The computer is in sleep mode Off The computer is off or in hibernation mode Bottom view Removable batter
32. IP 5y WINI SAISON IV mssonn IN nnsn5 o5 DY MINIMA NI n55103 UVP V 220 IN 5Un5 AION ND NN 2525 PN 0172 12 553 SW MOP MAI Wan MISION ND DPN YP 29 WIND 5595 5595 TANI NN PIVI V IMN WP IN 025 IN UNS PRA MINIMA o p5nn NEW nam n55103 VANUA W MPA 80 DY MISMO IN nn3n5 01535 5129 AION ND 525103 0v 025100 TINA zn non 11120 JOANN nx OH PN NYP 990099 IN msisiannb Awd 01535 n515y ov5n NINO DIV 100 DY n51yn AMVIDOS nx ONT YN ANN 7499 NOV 2017195 TANIA NN 7905 U13 NIDA NN PIT W 0999 xnn 130 MN UND PNY 025510 NN 91505 PN ov 15s Nn DPINA MIA nam 055102 p UDnnunb v o nmpnn PIN 393 MIYON IN NAY 13909 01025 5129 NINN 055103 Uv i120 NN 1904 DIP IN DIV OY ana NA TON inp IIM av3 LCD 251205 van Ton ON DIN o pnon ON Pet mr noap5 ve amne MPT 15 Tuna Ona Po DN onm THON INNS OU Stan OY Mn 1120 990990 SY nnn PIN SY 1n POTIN NOD NN PONS PN msn unnn 135 15 ann i120 09 ADDY np NY a IN NIIP 5510 79 nnn MIY JN NUNN m55Yonv YN TEN nn3n5 IN DD 2535 PDD 11120 mon 395 3505715 19 9 ASN FRU n 5v niat n n nn Y DN NON t 5a5n 55 NN IPN moon TAND NN NOS Oxypunp DINA 525 55 NN 3pm ANN NN OMAN 12 Hardware Maintenance Manual FRU DRH ThinkPad VERS AMSAT AT A TOMONS AB HASTA TE LIME 0 EF ThinkPad DARE CRA TUI Z L EREL TIERES SNERT STIL ThinkPad Bio C FEF LERBLAW DDD E 3 CARE OR RMR a OMAN RZIENDUET S BR HE y FU ORITED R
33. If you use product Recovery Disc Set the recovery process takes about two hours 1 Connect an external CD DVD drive 2 Make the CD DVD drive the first startup device in the startup sequence using the following procedure a Open the ThinkPad Setup program and select Startup gt Boot b Select the CD DVD drive as the 1st Boot Device Insert the bootable recovery disc into the CD DVD drive Start the computer from the external CD DVD drive When promoted select your language and click Next Read the license and accept the terms and conditions Then follow the instructions on the screen If the Recovery Disc Set contains a Supplemental Recovery Disc insert it when prompted and click Yes oo PR o Note Not all Recovery Disc Sets come with a Supplemental Recovery Disc If there is a Supplemental Recovery Disc it will be clearly marked as such 8 When all of the data has been copied from the last disc in the set and has been processed remove the external CD DVD drive and restart the computer Follow the instructions on the screen to finish the recovery Note The rest of the recovery process is fully automated and no action from you is required The computer will restart into the Microsoft Windows desktop several times and you might experience periods when no activity is apparent on the screen for several minutes at a time This is normal Copyright Lenovo 2015 29 9 When the recovery process completes the Welcome
34. Lenovo will not provide warranty replacement if the LCD is within specifications because we cannot guarantee that any replacement LCD will have zero pixel defects One pixel consists of R G B sub pixels Table 5 LCD related symptoms Symptom or error FRU or action in sequence No beep power on indicator on and a blank LCD during System board POST LCD backlight not working Reseat the LCD connectors LCD too dark LCD assembly LCD brightness cannot be adjusted System board LCD contrast cannot be adjusted LCD screen unreadable See important note for LCD related symptoms Characters missing pixels Reseat all LCD connectors Screen abnormal LCD assembly Wrong color displayed System board Horizontal or vertical lines displayed on LCD LCD assembly Intermittent problems Intermittent system hang problems can be due to a variety of causes that have nothing to do with a hardware defect such as cosmic radiation electrostatic discharge or software errors FRU replacement should be considered only when a problem recurs When analyzing an intermittent problem do the following 1 Run the diagnostic test for the system board in loop mode at least 10 times 2 If no error is detected do not replace any FRUs 38 Hardware Maintenance Manual 3 If any error is detected replace the FRU shown by the FRU code Rerun the test to verify that no more errors exist Undetermined problems If the diag
35. ORY 3 27 25 7 gt 27 1 15 DORE 0 Xj Ui oC Phi 7 OD ARE oro lt a EI a hatal RL ARPA RIEGO AYT Y ERES ON de ea ME IA 1 EOS 1 73 gt RAV Roky YETA L SyF UY E KLEY 1856 3 5 0 359 ES AyT7Vy Bc Wet ALG Rn Cri AyTVU fHyZ ZIELT AK Te Ko rp Be I Ys k tt w RYTY Ny D ORB SEF Cli EGRE OTD REBUT A Be SLEW WIRY VAhITHS Boty PELA FID Ky KR ER KEREEDOT FEB TL DIET 3 7 77 YTS AyTV OJS ADOBE F OMVAL AIF VY AO 100 C 212 E LEN IRA BERN BMOPRFEKICRT LLAW gt KS Os 97 Y eR OREM A REDRAR TS E SV BD RYO DARE YT REO AREAS EEN Roty I RTFTDE 359TU A3 amp KUVIU BHLEVTSZLERSVET LCD AREAL LCDORORABRIZA STO FRIO LERA HE EIAN ERTED E D 15 BEV PEL TPES 80126 LIA RE CLOTHS POMRERNCBAL EMOR RIIT ESV Chapter 1 Safety information 13 XAV 5 DEERE TH Za HhkUREU SEH LIT VB EAEE TROEROT TS OBREBES X53 73 0 ET LLTD FRU BAY he 517 TREU TAN CIE 5 BV SFB arta 3 DEMETTIL TRATOR Fe TOA are PADRE AU yZ ZAVA LT HERM RTH ORL TS BEV 7 AL ZEB Y 272 Ys ease 9 e 303 YAA v meae expe VS wu am At N ann 448 AS EEE 28 a op tfo UF AF We IAH 100C 212F 14 Hardware Maintenance Manual LCD7 39 LCD AFA HAY
36. R EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF NON INFRINGEMENT MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE 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 pro
37. Recovery Disc Set on page 29 Using the Windows recovery programs on the Windows 8 1 operating system on page 30 Passwords on page 32 Power management on page 34 Symptom to FRU index on page 35 Service Web site When the latest maintenance diskette and the system program service diskette become available they will be posted on http www lenovo com support Restoring the factory contents by using the product Recovery Disc Set When the main storage drive is replaced because of a failure no product recovery program is on the new drive In this case the customer must use the Recovery Disc Set to recover the computer Order the Recovery Disc Set and the drive at the same time so that the customer can restore the computer to the factory default settings by using the Recovery Disc Set after the new drive is installed For information about which discs to order go to http www lenovo com serviceparts lookup Depending on the model the number of recovery discs included in the Recovery Disc Set differs To restore the factory contents by using the product Recovery Disc Set do the following Notes e During the recovery process all data on the drive will be deleted If possible copy any important data or personal files that you want to keep onto removable media or a network drive before you start the recovery process The recovery process takes one to two hours to complete The length of time depends on the method you use
38. Spec 1 Other FRUs FRU descriptions Self service Optional service CRU CRU Looking up FRU information For detailed FRU information including part numbers descriptions and substitution part numbers go to http www lenovo com serviceparts lookup Chapter 5 Locations 9 50 Hardware Maintenance Manual Chapter 6 FRU replacement notices This chapter presents notices related to removing and replacing parts Read this chapter carefully before replacing any FRU CRU statement for customers You can resolve some problems with your product with a replacement part you can install yourself called a Customer Replaceable Unit or CRU Some CRUS are designated as self service CRUs and others are designated as optional service CRUs nstallation of self service CRUS is your responsibility For optional service CRUS you can either install the CRU yourself or you can request that a Service Provider install the CRU according to the warranty service for your product If you intend on installing the CRU Lenovo will ship the CRU to you CRU information and replacement instructions are shipped with your product and are available from Lenovo at any time upon request You can find a list of CRUS for your product in this Hardware Maintenance Manual An electronic version of this manual can be found at http www lenovo com support Click Guides amp Manuals and then follow the on screen instructions to find the manual for your produ
39. ThinkPad Hardware Maintenance Manual ThinkPad T550 and W550s Note Before using this information and the product it supports be sure to read the general information under Appendix A Notices on page 103 First Edition January 2015 Copyright Lenovo 2015 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 About this manual Chapter 1 Safety information General safety Electrical safety Safety inspection guide Handling devices that are sensitive to Sjectiostatic discharge Grounding requirements Safety notices multilingual tanend Chapter 2 Important service information Strategy for replacing FRUs i Strategy for replacing a solid state adus Important notice for ed a system board How to use error message Strategy for replacing FRUs for CTO prone bid and standard models i Product definition FRU identification Chapter 3 General checkout What to do first Checkout guide Lenovo Solution Senter 1 Quick test programs UEFI diagnostic program Bootable diagnostic programs Power system checkout Checking the ac power adapter Checking the Seh and en charging EN Checking the coin er pater Chapter 4 Related service information Restorin
40. able modules For access remove this FRU 1010 Removable battery on page 57 e 1020 Base cover assembly on page 57 Chapter 7 Removing or replacing a FRU 67 Removal steps of the wireless WAN card Step Screw quantity Torque M2 x L3 5 mm flat head nylon coated 1 Bronze 0 181 Nm 1 85 kgf cm P dir When installing Plug the orange cable into the main connector and the blue cable into the auxiliary connector 1080 M 2 solid state drive For access remove this FRU 1010 Removable battery on page 57 e 1020 Base cover assembly on page 7 68 Hardware Maintenance Manual Removal steps of the M 2 solid state drive Screw quantity Torque M2 x L3 5 mm flat head nylon coated 1 Bronze 0 181 Nm 1 85 kgf cm 1090 Coin cell battery For access remove this FRU e 1010 Removable battery on page 57 e 1020 Base cover assembly on page 57 Chapter 7 Removing or replacing a FRU 69 Removal steps of the coin cell battery When installing Ensure that the connector is attached firmly ble assembly 1110 dc in bracket and dc in ca For access remove these FRUs 1010 Removable battery on page 57 1020 Base cover assembly on page 57 Removal steps of the dc in bracket and dc in cable assembly 70 Hardware Maintenance Manual Step Screw quantity Torque M2 x L3 5 mm flat head nylon coated 2 Silver 0 181 Nm 1 85 kgf cm When installing
41. ain operating system 36 Hardware Maintenance Manual Table 1 Numeric error codes continued Symptom or error FRU or action in sequence 2100 1 Reseat the hard disk drive Detection error on HDDO Main HDD 2 Main hard disk drive 3 System board 2101 The M 2 SSD device is not working Have the M 2 Detection error on SSD1 M 2 SSD device serviced 2102 The M 2 SSD device is not working Have the M 2 Detection error on SSD2 M 2 SSD device serviced 2110 1 Reseat the hard disk drive Read error on HDDO Main HDD 2 Main hard disk drive 3 System board 2111 The M 2 SSD device is not working Have the M 2 Read error on SSD1 M 2 SSD device serviced 2112 The M 2 SSD device is not working Have the M 2 Read error on SSD2 M 2 SSD device serviced 2200 System board Machine Type and Serial Number are invalid 2201 System board Machine UUID is invalid Error messages Table 2 Error messages Symptom or error FRU or action in sequence Fan error 1 Fan 2 Thermal grease 3 System board Thermal sensing error System board Beep symptoms Table 3 Beep symptoms Symptom or error FRU or action in sequence One short beep pause three short beeps pause three Memory problem more short beeps pause and one short beep 1 3 3 1 beeps One long and two short beeps Video problem Three short beeps pause one short beep pause one PCI resource problem short beep pause and three more short beeps 3 1 1 3 b
42. ally Then you can choose repair and recovery options by following the instructions on the screen Note Ensure that your computer is connected to ac power during the recovery process You can create recovery media as backups for the Windows recovery environment and the Windows recovery image If you cannot start the computer you can use recovery media to troubleshoot and fix the problems on your computer It is recommended that you create recovery media as early as possible Once you create recovery media keep them in a safe place and do not use them to store other data Creating recovery media To create recovery media you need a USB drive with at least 16 GB of storage The required USB capacity depends on the size of the recovery image Attention Creating recovery media will delete anything stored on the USB drive To avoid data loss make a backup copy of all the data that you want to keep To create recovery media do the following Note Ensure that your computer is connected to ac power 1 Move your pointer to the top right or bottom right corner of the screen to display the charms and click Search Type recovery in the Search field and click the Search button Then click Create a recovery drive 3 Click Yes in the User Account Control window to allow the Recovery Media Creator program to start 4 Ensure that you select the Copy the recovery partition from the PC to the recovery drive option Then click Next Important
43. ally damaged battery pack is not covered by the warranty Removal steps of the removable battery nanoen Use only the authorized battery specified for your computer Any other battery could ignite or explode CIL Act 2 1020 Base cover assembly For access remove this FRU 1010 Removable battery on page 57 Chapter 7 Removing or replacing a FRU 57 Removal steps of the base cover assembly 58 Hardware Maintenance Manual Applying labels to the base cover The new base cover assembly is shipped with a kit containing labels of several kinds Apply those labels when you replace the base cover assembly For the labels that are not shipped with the new base cover assembly peel them from the old base cover assembly and adhere them to the new one The following illustration shows the location of each label HH a Baa u LL 20 ASA 20000 puo 000008 707 2 H OLL MM GOL I COL g WA eH 2000 PT G00 HU 222A 20000000 0000 0000 100 P0b000tttt0 RZ PA lll ddd ILE 000000000088 eM 000000 2207 IDII T4 10 0000 PILLE ik POOCOOOOOLODOOOLOODODOOODOOOOOOOOLOIOE 2222 11
44. ance Manual An electronic version of this manual is available for downloading at http www lenovo com support You might be required to return the defective CRU When return is required 1 return instructions a prepaid shipping label and a container will be included with the replacement CRU and 2 you might be charged for the replacement CRU if Lenovo does not receive the defective part within thirty 30 days of your receipt of the replacement CRU See your Lenovo Limited Warranty documentation for full details General guidelines When removing or replacing a FRU be sure to observe the following general guidelines 1 Do not try to service any computer unless you have been trained and certified An untrained person runs the risk of damaging parts 2 Before replacing any FRU review Chapter 6 FRU replacement notices on page 51 3 Begin by removing any FRUs that have to be removed before replacing the failing FRU Any such FRUs are listed at the beginning of each FRU replacement section Remove them in the order in which they are listed 4 Follow the correct sequence in the steps for removing a FRU as given in the drawings by the numbers in square callouts 5 When turning a screw turn it in the direction as given by the arrow in the drawing 6 When removing a FRU move it in the direction as given by the arrow in the drawing 7 To put the new FRU in place reverse the removal procedure and follow any notes that pertain
45. and then click the Battery tab For Windows 8 1 Open the Lenovo Support program and click Battery Health or open the Lenovo Settings program and click Power Checking the operational charging To check whether the battery charges properly during operation do the following 1 Discharge the battery until the remained battery power is less than 50 2 Perform operational charging Click the battery status icon in the Windows notification area to display detailed battery information If it indicates that the battery is not charging replace the battery 3 Check the battery status again If the same error still exists replace the system board Checking the coin cell battery To check the coin cell battery do the following 1 Disable the built in battery See Disabling the built in battery on page 56 2 Remove the coin cell battery See 1180 System board assembly on page 79 3 Measure the voltage of the coin cell battery See the following illustration Red Wie Voltage V dc Red 2 5 to 3 2 e f the voltage is correct replace the system board e f the voltage is not correct replace the coin cell battery e f the coin cell battery discharges quickly after replacement replace the system board Chapter 3 General checkout 7 28 Hardware Maintenance Manual Chapter 4 Related service information This chapter presents following information Restoring the factory contents by using the product
46. aster hard disk password in the Enter Current Password field Then leave the Enter New Password field blank and press Enter twice 10 Press F10 to save changes and exit the ThinkPad Setup program The user hard disk password and the master hard disk password have been removed Power management To reduce power consumption the computer has three power management modes screen blank sleep and hibernation Screen blank mode for the Windows 7 operating system only If the time set on the Turn off monitor timer in the operating system expires the LCD backlight turns off To put the computer into screen blank mode do the following 1 Right click the battery gauge in the task bar 2 Select Power off display To end screen blank mode and resume normal operation press any key Sleep mode When the computer enters sleep mode the following events occur in addition to what occurs in screen blank mode e The LCD is powered off The internal storage drive hard disk drive solid state drive or hybrid drive is powered off e The microprocessor stops To enter sleep mode press Fn 4 or do the following For Windows 7 Use the Start menu shutdown option 34 Hardware Maintenance Manual For Windows 8 1 Move the pointer to the bottom right corner of the screen to bring up the charms Then click Settings gt Power gt Sleep In certain circumstances the computer goes into sleep mode automatically After a period of i
47. bly on page 77 1170 Board for the trackpad and TrackPoint buttons on page 78 1180 System board assembly on page 79 1190 LCD unit on page 81 1210 Power button board on page 83 Removing an LCD FRU for models without touch panel This section provides instructions on how to remove an LCD FRU for models without touch panel 84 Hardware Maintenance Manual 2010 LCD bezel assembly Important Once an LCD bezel assembly is removed it cannot be used anymore A new LCD bezel assembly is required for replacement Removal steps of the LCD bezel assembly When installing Ensure that all the latches are attached firmly 2020 LCD panel and LCD cable For access remove these FRUS in order e 1010 Removable battery on page 57 2010 LCD bezel assembly on page 85 Removal steps of LCD panel and LCD cable Step Screw quantity Torque M2 x L2 5 mm flat head nylon coated 4 Black 0 181 Nm 1 85 kgf cm Chapter 7 Removing or replacing a FRU 85 When installing Ensure that the LCD connector is attached firmly 2030 Hinges and hinge brackets For access remove these FRUS in order e 1010 Removable battery on page 57 e 1020 Base cover assembly on page 57 e 1040 Storage drive stabilizer bar internal storage drive hard disk drive cable and hard disk drive bracket on page 64 1060 Wireless LAN card on page 6 1070 Wireless WAN card on page 67 1130 Thermal
48. ce Manual ThinkPad Part Number SP40G55010 Printed in 1P P N SP40G55010
49. ck contains small amounts of nickel Do not disassemble it throw it into fire or water or short circuit it Dispose of the battery pack as required by local ordinances or regulations Use only the battery in the appropriate parts listing when replacing the battery pack Use of an incorrect battery can result in ignition or explosion of the battery 4 Hardware Maintenance Manual A DANGER The lithium battery can cause a fire an explosion or a severe burn Do not recharge it remove its polarized connector disassemble it heat it above 100 C 212 F incinerate it or expose its cell contents to water Dispose of the battery as required by local ordinances or regulations Use only the battery in the appropriate parts listing Use of an incorrect battery can result in ignition or explosion of the battery A DANGER If the LCD breaks and the fluid from inside the LCD gets into your eyes or on your hands immediately wash the affected areas with water for at least 15 minutes Seek medical care if any symptoms from the fluid are present after washing A DANGER To avoid shock do not remove the plastic cover that protects the lower part of the inverter card DANGER Though the main batteries have low voltage a short circuited or grounded battery can produce enough current to burn personnel or combustible materials DANGER Unless hot swap is allowed for the FRU being replaced do as follows before removing it power
50. ct You might be required to return the defective part that is replaced by the CRU When return is required 1 return instructions a prepaid shipping label and a container will be included with the replacement CRU and 2 you might be charged for the replacement CRU if Lenovo does not receive the defective CRU within thirty 30 days of your receipt of the replacement CRU See your Lenovo Limited Warranty documentation for full details Common service tools Below is the list of common service tools that you might need while servicing the computer Screwdriver kit 1 4 drive spinner handle 1 4 Sq to 1 4 hex torx adapter TR7 TR 10 tamper resistant torx bits Removal tool antenna RF connector USB 2 0 CD RW DVD ROM combo drive II USB cable USB Maintenance Key USB floppy diskette drive for maintenance diskette USB floppy diskette drive tool kit Test card for integrated Smart Card LENOVO ThinkPad Hardware Maintenance Diskette Version 1 76 or later Note Download the file from the following Web site http www lenovo com support Screw notices Loose screws can cause a reliability problem In the ThinkPad notebook computer this problem is addressed with special nylon coated screws that have the following characteristics They maintain tight connections They do not easily come loose even with shock or vibration e They are harder to tighten Do the following when you service this machine e Keep the screw kit
51. e provocar la ignici n o explosi n de la misma A PELIGRO La bater a de repuesto es una bater a de litio y puede provocar incendios explosiones o quemaduras graves No la recargue ni quite el conector polarizado ni la desmonte ni caliente por encima de los 100 C 212 F ni la incinere ni exponga el contenido de sus celdas al agua Des chela tal como dispone la normativa local A PELIGRO Si la LCD se rompe y el fluido de su interior entra en contacto con sus ojos o sus manos lave inmediatamente las reas afectadas con agua durante 15 minutos como m nimo Obtenga atenci n medica si se presenta alg n s ntoma del fluido despues de lavarse A PELIGRO Para evitar descargas no quite la cubierta de pl stico que rodea la parte baja de la tarjeta invertida PELIGRO Aunque las bater as principales tienen un voltaje bajo una bater a cortocircuitada o con contacto a tierra puede producir la corriente suficiente como para quemar material combustible o provocar quemaduras en el personal A PELIGRO Salvo que se permita el intercambio en caliente para la unidad sustituible localmente realice lo siguiente antes de extraerla apague el sistema desconecte todos los cables de alimentaci n de las tomas de alimentaci n el ctrica extraiga la bater a y desconecte los cables de interconexi n 16 Hardware Maintenance Manual Sem FRU iR e gt al ETE AT ARR HR RH IDRC gt A
52. e la carte d alimentation A DANGER Chapter 1 Safety information 9 Bien que le voltage des batteries principales soit peu lev le court circuit ou la mise la masse d une batterie peut produire suffisamment de courant pour br ler des mat riaux combustibles ou causer des br lures corporelles graves A DANGER Si le remplacement chaud n est pas autoris pour l unit remplacable sur site que vous remplacez proc dez comme suit avant de retirer l unit mettez l ordinateur hors tension d branchez tous les cordons d alimentation des prises de courant retirez le bloc de batterie et d connectez tous les c bles d interconnexion A VORSICHT Bevor nach einem FRU Austausch der Computer wieder angeschlossen wird mu sichergestellt werden da keine Schrauben Federn oder andere Kleinteile fehlen oder im Geh use vergessen wurden Der Computer muf gesch ttelt und auf Klapperger usche gepr ft werden Metallteile oder splitter k nnen Kurzschl sse erzeugen A VORSICHT Die Bereitschaftsbatterie die sich unter dem Diskettenlaufwerk befindet kann geringe Mengen Nickel und Cadmium enthalten Sie darf nur durch die Verkaufsstelle oder den IBM Kundendienst ausgetauscht werden Sie darf nicht zerlegt wiederaufgeladen kurzgeschlossen oder Feuer oder Wasser ausgesetzt werden Die Batterie kann schwere Verbrennungen oder Ver tzungen verursachen Bei der Entsorgung die rtlichen Bestimmungen f r Sonde
53. ed with Handling devices that are sensitive to electrostatic discharge 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 Keep the parts in protective packages until they are inserted into the product Avoid contact with other people Wear a grounded wrist strap against your skin to eliminate static on your body Prevent the part from touching your clothing Most clothing is insulative and retains a charge even when you are wearing a wrist strap Use a grounded work mat to provide a static free work surface The mat is especially useful when handling ESD sensitive devices Select a grounding system such as those listed below to provide protection that meets the specific service requirement Note The use of a grounding system to guard against ESD damage is desirable but not necessary Attach the ESD ground clip to any frame ground ground braid or green wire ground Chapter 1 Safety
54. eeps Four cycles of four short beeps TCG compliant functionality related problem Five short beeps System board Five short beeps pause five more short beeps and TCG compliant functionality related problem pause Chapter 4 Related service information 37 No beep symptoms Table 4 No beep symptoms Symptom or error FRU or action in sequence No beep system status indicator on LCD blank and no 1 Ensure that every connector is connected tightly POST and correctly 2 System board No beep system status indicator on and LCD blank System board during POST The power on password prompt appears A power on password or a supervisor password is set Type the password and press Enter The hard disk password prompt appears A hard disk password is set Type the password and press Enter LCD related symptoms Important The TFT LCD for the notebook computer contains many thin film transistors TFTs The presence of a small number of dots that are missing discolored or always lighted is characteristic of TFT LCD technology but excessive pixel problems can cause viewing concerns If the LCD you are servicing has two or less visible defective pixels it should not be considered faulty However if the LCD has three or more visible defective pixels it will be deemed as defective by Lenovo and it should be replaced Notes This policy applies to all ThinkPad notebooks purchased on 1 January 2008 or later e
55. enos 15 minutos Procure cuidados m dicos se algum sintoma causado pelo fluido surgir ap s a lavagem A PERIGO Para evitar choque el trico n o remova a capa pl stica que protege a parte inferior da placa inversora PERIGO Embora as principais baterias possuam baixa voltagem uma bateria em curto circuito ou aterrada pode produzir corrente o bastante para queimar materiais de pessoal ou inflam veis A PERIGO A menos que uma hot swap seja permitida para a FRU que est sendo substitu da faca o seguinte antes de remov la desligue o computador desconecte todos os cabos de energia das tomadas remova o pacote de baterias e desconecte quaisquer cabos de interconex o A DANGER Avant de remettre l ordinateur sous tension apr s remplacement d une unit en clientele v rifiez que tous les ressorts vis et autres pi ces sont bien en place et bien fix es Pour ce faire secouez l unit et assurez vous qu aucun bruit suspect ne se produit Des pi ces m talliques ou des copeaux de m tal pourraient causer un court circuit A 8 Hardware Maintenance Manual DANGER Certaines batteries de secours contiennent du nickel et du cadmium Ne les d montez pas ne les rechargez pas ne les exposez ni au feu ni l eau Ne les mettez pas en court circuit Pour les mettre au rebut conformez vous la r glementation en vigueur Lorsque vous remplacez la pile de sauvegarde ou celle de l horloge temps r el
56. g the factory contents by using ihe product Recovery Disc Set Using the Windows recovery programs on ifie Windows 8 1 operating system Passwords NIC Power on password Hard disk password Supervisor password How to remove the power on password How to remove the hard disk password Copyright Lenovo 2015 19 19 19 20 20 20 20 20 23 23 24 24 24 25 25 26 26 27 27 29 29 30 32 32 32 33 33 34 Power management Screen blank mode for the Windows 7 operating system only Sleep mode Hibernation mode Symptom to FRU index Numeric error codes Error messages Beep symptoms No beep symptoms LCD related symptoms Intermittent problems Undetermined problems Chapter 5 Locations Locating computer controls connectors and indicators Front view Left side view Bottom view Locating FRUs and CRUs Major FRUs LCD FRUs ie Miscellaneous parts And he FRUS Looking up FRU information Chapter 6 FRU C Cement notices Common service ios Screw notices 3 Retaining serial numbers Restoring the serial number of the stem unit a Retaining the UUID Reading or writing the ECA information 5 Chapter 7 Removing or replacing a FRU General guidelines Before servicing the computer Disabling the built in battery Removing the micro SIM card Removing a major FRU 1010 Removable battery 1020 Base cover assembly 1030
57. have the user make a backup copy of all the information on it if possible Never remove the drive while the system is operating or in suspend mode Removal steps of the storage drive stabilizer bar Step Screw quantity Torque M2 x L3 5 mm flat head nylon coated 2 Silver 0 181 Nm 1 85 kgf cm 64 Hardware Maintenance Manual Removal steps of the internal storage drive Torque Screw quantity Step 0 181 Nm m coated M2 x L3 5 mm flat head nylon 1 85 kgf cm When installing Ensure that the internal storage drive is firmly attached Removal steps of the hard disk drive cable and hard disk drive bracket Chapter 7 Removing or replacing a FRU 65 1050 Memory module For access remove this FRU e 1010 Removable battery on page 57 e 1020 Base cover assembly on page 7 Removal steps of the memory module 1060 Wireless LAN card Note This information is only for the user replaceable modules For access remove this FRU 1010 Removable battery on page 57 e 1020 Base cover assembly on page 57 66 Hardware Maintenance Manual Removal steps of the wireless LAN card Step Screw quantity Torque M2 x L3 5 mm flat head nylon coated 1 Bronze 0 181 Nm 1 85 kgf cm When installing Plug the gray cable into the main connector and the black cable into the auxiliary connector 1070 Wireless WAN card Note This information is only for the user replace
58. he ac power adapter do the following 1 Unplug the ac power adapter cable from the computer 2 Measure the output voltage at the plug of the ac power adapter cable See the following illustration Voltage V dc Note Output voltage of pin 2 of the ac power adapter might differ from the one you are servicing 3 If the voltage is not correct replace the ac power adapter 4 If the voltage is acceptable replace the system board 26 Hardware Maintenance Manual Note Noise from the ac power adapter does not always indicate a defect Checking the battery and operational charging Checking the battery This system supports only batteries specially designed for this specific system and manufactured by Lenovo or an authorized builder The system does not support unauthorized batteries or batteries designed for other Systems If an unauthorized battery or a battery designed for another systems is installed the system will not charge Attention Lenovo has no responsibility for the performance or safety of unauthorized batteries and provides no warranties for failures or damage arising out of their use To check the percentage of battery power remaining or the battery charging status click the battery status icon in the Windows notification area To check for detailed battery status information do the following For Windows 7 Double click the battery gauge icon in the right side of the task bar to open the Power Manager program
59. he checksum of the supervisor password in the EEPROM is not correct 0183 1 Run the ThinkPad Setup program and then save Bad CRC of Security Settings in EFI Variable Enter the current setting by pressing F10 ThinkPad Setup program 2 System board 0187 System board EAIA data access error The access to EEPROM is failed 0188 System board Invalid RFID Serialization Information Area 0189 System board Invalid RFID configuration information area The EEPROM checksum is not correct 0190 1 Charge the battery Critical low battery error 2 Battery 0191 1 Run the ThinkPad Setup program and then save System Security Invalid Remote Change requested current setting by pressing F10 2 System board 0199 1 Run the ThinkPad Setup program and then save System Security Security password retry count the current setting by pressing F10 exceeded 2 System board 0270 System Real Time Clock is not functional Have Real Time Clock Error the computer serviced 0271 Neither the date nor the time is set in the computer Check Date and Time settings Enter ThinkPad Setup and set the date and time 1802 1 Remove wireless network card Unauthorized network card is plugged in Turn off and 2 System board remove the network card 1820 Remove all but the reader that you set up for the More than one external fingerprint reader is attached authentication Power off and remove all but the reader that you set up within your m
60. he programs that you installed from Windows Store will be reinstalled but all other programs will be removed To refresh your computer do the following 1 Move your pointer to the top right or bottom right corner of the screen to display the charms Click Settings gt Change PC settings gt Update and recovery gt Recovery 2 In the Refresh your PC without affecting your files section click Get started 3 Follow the instructions on the screen to refresh your computer Resetting the computer to the factory default settings If you want to recycle your computer or just start over you can reset your computer to the factory default settings Resetting the computer will reinstall the operating system reinstall all the programs that came with your computer and reset all the settings to the factory default settings Attention If you reset the computer to the factory default settings all your personal files and settings will be deleted To avoid data loss make a backup copy of all the data that you want to keep To reset your computer to the factory default settings do the following 1 Move your pointer to the top right or bottom right corner of the screen to display the charms Click Settings gt Change PC settings gt Update and recovery gt Recovery 2 In the Remove everything and reinstall Windows section click Get started Then click Next to confirm the operation 3 Depending on your needs do one of the following
61. heet for the MTM indicates which country the special bid MTM is set up for Special bid offering is not generally announced Standard model Standard models fixed configuration are announced and offered to all customers The MTM portion of the machine label consists of a 4 character MT a 4 character model and an alphabetic 2 character country code The country code assigned is alphabetic and represents a designated country or region example 20A70009UK FRU identification Use Lenovo eSupport to identify major FRUs FRU part numbers and FRU descriptions for a product at an MT serial number level Examples of major FRUs are hard disk drive system board and liquid crystal display LCD To identify the major FRUs for a product do the following 20 Hardware Maintenance Manual 1 Go to http support lenovo com ibasepartslookup 2 Type the Machine Type and Serial Number in the corresponding fields 3 Click Submit eSupport also can be used to view the general FRU list for a product The FRU list is a general list of components and does not contain specific model information To get the general FRU list for a product do the following 1 Go to http www lenovo com support 2 Follow the instructions on the screen to select a product 3 Click the Product amp Parts tab 4 Select System Service Parts to view a general FRU list Chapter 2 Important service information 21 22 Hardware Maintenance Manual Chapter 3 Ge
62. her the processor board or the system board and replacing one of them does not correct the problem reinstall that board and then replace the other one e f an adapter or a device consists of more than one FRU any of the FRUs may be the cause of the error Before replacing the adapter or device remove the FRUs one by one to see if the symptoms change Replace only the FRU that changed the symptoms Strategy for replacing a solid state drive Always try to run a low level format before replacing a solid state drive This will cause all customer data on the solid state drive to be lost Be sure that the customer has a current backup of the data before doing this task Copyright Lenovo 2015 19 Attention The drive startup sequence in the computer you are servicing may have been changed Be extremely careful during write operations such as copying saving or formatting If you select an incorrect drive data or programs can be overwritten Important notice for replacing a system board Some components mounted on a system board are very sensitive Improper handling of a system board can cause damage to those components and may cause a system malfunction Attention When handling a system board Do not drop a system board or apply any excessive force to it Avoid rough handling of any kind Avoid bending a system board and hard pushing to prevent cracking at each BGA Ball Grid Array chipset How to use error message Use
63. in your tool bag For the part number of the screw kit go to http www lenovo com serviceparts lookup e t is recommended to use new screws O Copyright Lenovo 2015 51 e t is recommended to use each screw only once Tighten screws as follows Plastic to plastic Turn an additional 90 degrees after the screw head touches the surface of the plastic part 90 degrees more Cross section Logic card to plastic Turn an additional 180 degrees after the screw head touches the surface of the logic card 180 degrees more Cross section Notes e Ensure that you use the correct screw It is recommended to use new screws for replacements If you have a torque screwdriver tighten all screws firmly to the torque specified in the screw information table for each step e Ensure that torque screwdrivers are calibrated correctly following country specifications Retaining serial numbers This section includes the following descriptions e Restoring the serial number of the system unit on page 52 e Retaining the UUID on page 53 e Reading or writing the ECA information on page 54 Restoring the serial number of the system unit When the computer was manufactured the EEPROM on the system board was loaded with the serial numbers of the system and all major components These numbers need to remain the same throughout the life of the computer If
64. ion 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 The Lenovo Solution Center program is available for download at http www lenovo com diags To run the Lenovo Solution Center program go to Control Panel and click System and Security gt Lenovo System Health and Diagnostics and then follow the instructions on the screen For more information about the Lenovo Solution Center program refer to the help information system of the program Quick test programs Lenovo provides quick test programs to troubleshoot and resolve computer problems especially when the computer does not have the Lenovo Solution Center program installed To download and install a quick test program go to http www lenovo com diags and follow the instructions on the Web site To run a test using quick test program do the following 24 Hardware Maintenance Manual Go to the CASWTOOLSVdiag directory Double click the gui Isc lite exe file When the User Account Control window opens click Yes Select the device class to be tested Select the devices to be tested Select the test to be performed N O O 2 WD Follow the instructions on the screen to start the test When a problem is detected information messages are displayed Refer to the messages
65. issions notices Trademarks 85 85 86 87 88 89 92 92 92 94 95 96 97 98 103 104 104 About this manual This manual contains service and reference information for the following ThinkPad products ThinkPad T550 Machine types MT 20CJ and 20CK ThinkPad W550s MT 20E1 and 20E2 Use this manual along with the advanced diagnostic tests to troubleshoot problems Important This manual is intended only for trained service technicians who are familiar with ThinkPad products Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively Before servicing a ThinkPad product be sure to read all the information under Chapter 1 Safety information on page 1 and Chapter 2 Important service information on page 19 O Copyright Lenovo 2015 iii iv Hardware Maintenance Manual Chapter 1 Safety information This chapter presents following safety information that you must be familiar with before you service a ThinkPad notebook computer General safety on page 1 Electrical safety on page 1 Safety inspection guide on page 2 Handling devices that are sensitive to electrostatic discharge on page 3 Grounding requirements on page 4 Safety notices multilingual translations on page 4 General safety Follow these rules to ensure general safety Observe good housekeeping in the area of the machines during and after maintenance When lifting any heavy object
66. model the items marked with an asterisk might not be available on your computer LCD FRUs For models without touch function Chapter 5 Locations 5 i _ 1 Lp bezel LCD bezel assembly 46 Hardware Maintenance Manual er 555 4 Antenna kit or Antenna kit or dummy antenna kit antenna kit Aa 5 LED rear sover assem For models with touch function Chapter 5 Locations 7 Descriptions Self service Optional service CRU CRU LCD panel assembly with touch function No mo s muensemread me me aan or dumm anna me mT 08098998 SE mT IICA SE mT Miscellaneous parts and other FRUs Miscellaneous part FRU descriptions Self service CRU CRU Screw kit M2 L3 5 silver thin head 100 M2 L3 black thin head 30 M2 L2 5 big head 30 M2 L3 big head 30 M2 L2 5 3 1 30 M2 L6 30 M2 5 L7 30 M2 L2 5 black 30 M2 5 L2 5 big head 30 M2 5 L4 silver 30 M2 L2 black P 0 25 30 Spec 1 System miscellaneous kit LCD bezel rubber 1 LED lens 1 ThinkPad logo 1 Lenovo logo 1 Spec 1 48 Hardware Maintenance Manual FRU descriptions Self service CRU CRU System board miscellaneous kit e System board mylar Spec 1 Base cover assembly miscellaneous kit Battery latch L 1 Battery latch R 1 Battery knob L 1 Battery knob R 1 Front rubber foot 1 Rear rubber foot 1 Base cover ESD sponge 1 Battery latch pring 1
67. nactivity specified in power plan settings When the battery power is low To resume the computer from sleep mode press the power button Also in either of the following events the computer automatically returns from sleep mode and resumes operation The ring indicator RI is signaled by a serial device or a PC Card device The time set on the resume timer elapses Note The computer does not accept any input immediately after it enters sleep mode Wait a few seconds before taking any action to reenter operation mode Hibernation mode In hibernation mode the following occurs The system status RAM VRAM and setup data are stored on the hard disk The system is powered off Note If the computer enters the hibernation mode while it is docked to the docking station do not undock it before resuming normal operation If you do undock it and then try to resume normal operation you will get an error message and you will have to restart the system If you have defined one of the following actions as the event that causes the system to go into hibernation mode perform that action Closing the lid e Pressing the power button Also the computer goes into hibernation mode automatically after a period of inactivity specified in power plan settings When the power is turned on the computer returns from hibernation mode and resumes operation The hibernation file in the boot record on the hard disk drive is read and
68. nance Key and restart the computer 2 From the main menu select 6 Set ECA Information 3 To write the ECA information select 1 Write ECA rework number from EEPROM and follow the instructions on the screen 4 To write the box build date select 4 Write box build date from EEPROM and follow the instruction on the screen If the system board is being replaced try to read the ECA information from the old system board and transfer the information to the new system If the system board is inoperable this will not be possible 54 Hardware Maintenance Manual Chapter 7 Removing or replacing a FRU This chapter provides instructions on how to remove or replace a FRU CRU statement for customers You can resolve some problems with your product with a replacement part you can install yourself called a Customer Replaceable Unit or CRU Some CRUS are designated as self service CRUs and others are designated as optional service CRUs nstallation of self service CRUS is your responsibility For optional service CRUS you can either install the CRU yourself or you can request that a Service Provider install the CRU according to the warranty service for your product If you intend on installing the CRU Lenovo will ship the CRU to you CRU information and replacement instructions are shipped with your product and are available from Lenovo at any time upon request You can find a list of CRUS for your product in this Hardware Mainten
69. neral checkout This chapter introduces following information e What to do first on page 23 e Checkout guide on page 4 Lenovo Solution Center on page 24 Quick test programs on page 4 UEFI diagnostic program on page 25 Bootable diagnostic programs on page 25 e Power system checkout on page 6 Before you go to the checkout guide be sure to read the following important notes Important notes Only certified trained personnel should service the computer Before replacing any FRU read the entire page on removing and replacing FRUs When you replace FRUS it is recommended use new nylon coated screws Be extremely careful during such write operations as copying saving or formatting The sequence of the drives in the computer that you are servicing might have been altered If you select an incorrect drive data or programs might be overwritten Replace a FRU only with another FRU of the correct model When you replace a FRU ensure that the model of the machine and the FRU part number are correct by referring to the web site http www lenovo com serviceparts lookup A FRU should not be replaced because of a single unreproducible failure Single failures can occur for various reasons that have nothing to do with a hardware defect such as cosmic radiation electrostatic discharge or software errors Consider replacing a FRU only when a problem recurs If you suspect that a FRU is defective clear
70. nit on page 81 8010 LCD front sheet bezel on page 92 3020 LCD panel assembly and LCD cable on page 92 3030 Hinges on page 94 3040 Camera microphone card on page 95 3060 LED cable assembly on page 97 Removal steps of the antenna kit on page 98 Chapter 7 Removing or replacing a FRU 101 102 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 EITHE
71. nostic tests did not identify the adapter or device that has failed if wrong devices are installed or if the system simply is not operating follow these procedures to isolate the failing FRU do not isolate FRUs that have no defects Verify that all attached devices are supported by the computer Verify that the power supply being used at the time of the failure is operating correctly See Power system checkout on page 26 1 2 3 NOOO Turn off the computer Visually check each FRU for damage Replace any damaged FRU Remove or disconnect all of the following devices a Non ThinkPad devices b Printer mouse and other external devices c External diskette drive or optical drive d Wireless cards Turn on the computer Determine whether the problem has been solved If the problem does not recur reconnect the removed devices one at a time until you find the failing FRU If the problem remains replace the following FRUs one at a time do not replace a nondefective FRU a System board b LCD assembly Chapter 4 Related service information 39 40 Hardware Maintenance Manual Chapter 5 Locations This chapter introduces the locations of the hardware components on your computer Locating computer controls connectors and indicators This topic introduces the locations of the computer controls connectors and indicators Front view A H
72. not 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 If you have 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 Attention 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 Attention An electrical shock can occur only when there is a complete circuit By observing the above rule you may prevent a current from passing through your body When using testers 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 machine frames Observe the special safety precautions when you work with very high voltages Instructions for these precautions are in the safety sections of maintenance information Use extreme care when measuring high voltages Regularly inspect and maintain your electrical hand tools for safe operational condition Do not use worn or broken tools and testers Never assume that power has been disconnected from a circuit First check that it has been powered off Always look carefully for possible hazards in you
73. ord To remove a power on password do the following If no supervisor password has been set do the following to remove the power on password 1 Turn off the computer and disconnect ac power Disable the built in battery See Disabling the built in battery on page 56 Remove the removable battery See 1010 Removable battery on page 57 Remove the base cover assembly See 1020 Base cover assembly on page 57 Remove the coin cell battery See 1090 Coin cell battery on page 69 Reinstall the coin cell battery See 1090 Coin cell battery on page 69 Reinstall the base cover assembly Reinstall the removable battery Reconnect ac power Turn on the computer and wait until the POST ends After the POST ends the password prompt does not appear The power on password has been removed OO ON O O KW N If a supervisor password has been set and is known to the service technician do the following to remove the power on password 1 Turn on the computer When the ThinkPad logo is displayed immediately press F1 Type the supervisor password to enter the ThinkPad Setup program Select Security Select Password Select Power On Password Oo oc W N Type the current supervisor password in the Enter Current Password field Then leave the Enter New Password field blank and press Enter twice In the Changes have been saved window press Enter 00 9 Press F10 to save change
74. r work area Examples of these hazards are moist floors nongrounded power extension cables power surges and missing safety grounds 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 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 Similar units as listed above This practice ensures correct grounding of the units If an electrical accident occurs Use caution do not become a victim yourself Switch off power Send another person to get medical aid Safety inspection guide The purpose of this inspection guide is to assist you in identifying potentially unsafe conditions As each machine was designed and built required safety items were installed to protect users and service technicians from injury This guide addresses only those items You should use good judgment to identify potential safety hazards due to attachment of non ThinkPad 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 2 Hardware Maintenance Manual Consider these conditions and the safety hazards
75. rive hard disk drive cable and hard disk drive bracket on page 64 1060 Wireless LAN card on page 66 1070 Wireless WAN card on page 67 1130 Thermal fan on page 73 1140 Speaker assembly on page 75 Attention The microprocessor E and GPU f soldered on the system board are extremely sensitive When you service the system board avoid any kind of rough handling 80 Hardware Maintenance Manual Removal steps of the system board assembly Step Screw quantity M2 x L3 5 mm flat head nylon coated 6 1190 LCD unit For access remove these FRUS in order e 1010 Removable battery on page 57 e 1020 Base cover assembly on page 57 Silver 0 181 Nm 1 85 kgf cm Chapter 7 Removing or replacing a FRU 81 Removal steps of the LCD unit When installing When you route the cables ensure that they are not subject to any tension Tension could cause the cables to be damaged by the cable guides or a wire to be broken 82 Hardware Maintenance Manual Step Screw quantity Torque 1210 Power button board For access remove these FRUS in order 1010 Removable battery on page 57 1020 Base cover assembly on page 57 M2 5 x L3 5 mm flat head nylon coa
76. rm ll beachten Beim Ersetzen der Bereitschafts oder Systembatterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgef hrt ist Der Einsatz falscher Batterien kann zu Entz ndung oder Explosion f hren A VORSICHT Akkus enthalten geringe Mengen von Nickel Sie d rfen nicht zerlegt wiederaufgeladen kurzgeschlossen oder Feuer oder Wasser ausgesetzt werden Bei der Entsorgung die rtlichen Bestimmungen f r Sonderm ll beachten Beim Ersetzen der Batterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgef hrt ist Der Einsatz falscher Batterien kann zu Entz ndung oder Explosion f hren A VORSICHT 10 Hardware Maintenance Manual Die Systembatterie ist eine Lithiumbatterie Sie kann sich entz nden explodieren oder schwere Verbrennungen hervorrufen Batterien dieses Typs d rfen nicht aufgeladen zerlegt ber 100 C erhitzt oder verbrannt werden Auch darf ihr Inhalt nicht mit Wasser in Verbindung gebracht oder der zur richtigen Polung angebrachte Verbindungsstecker entfernt werden Bei der Entsorgung die rtlichen Bestimmungen f r Sonderm ll beachten Beim Ersetzen der Batterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgef hrt ist Der Einsatz falscher Batterien kann zu Entz ndung oder Explosion f hren A VORSICHT Die Leuchtstoffr hre im LCD Bildschirm enth lt Quecksilber Bei der Entsorgung die rtlichen Bestimmungen f r Sonderm ll beachten Der LC
77. s Select the recovery drive as the boot device Select a preferred language and then select a preferred keyboard layout Click Troubleshoot to display the optional recovery solutions oa A C N Select a corresponding recovery solution according to your situation For example select Reset your PC if you want to reset your computer to the factory default settings For more information about the recovery solutions provided by the Windows 8 1 operating system go to http go microsoft com fwlink LinkID 263800 Passwords As many as three passwords may be needed for any ThinkPad notebook computer the power on password the hard disk password and the supervisor password If any of these passwords has been set a prompt for it will be displayed on the screen whenever the computer is turned on The computer does not start until the password is entered Note If only a supervisor password is set the password prompt will not be displayed when the operating system is started Power on password A power on password protects the system from being powered on by an unauthorized person The password must be entered before an operating system can be started For instructions on how to remove the power on password see How to remove the power on password on page 33 Hard disk password There are two kinds of hard disk passwords User hard disk password for the user Master hard disk password for the system administrator
78. s and exit the ThinkPad Setup program The power on password has been removed Chapter 4 Related service information 33 How to remove the hard disk password Attention If User only mode is selected and the user hard disk password has been forgotten and cannot be made available to the service technician neither Lenovo nor Lenovo authorized service technicians provide any services to reset the user hard disk passwords or to recover data from the hard disk drive To put the System back to operational status the only Lenovo and Lenovo authorized service solution would be to replace the hard disk drive or solid state drive with a scheduled fee To remove a user hard disk password that has been forgotten when the supervisor password and master hard disk password are known do the following 1 Turn on the computer 2 When the ThinkPad logo comes up immediately press F1 to enter the ThinkPad Setup program When the power on password icon is displayed on the screen enter either the power on password or the supervisor password 3 When the user hard disk password icon is displayed on the screen press F1 The master hard disk password icon is displayed Enter the master hard disk password to enter the ThinkPad Setup program Select Security Select Password Select Hard disk x password where x is the letter of the hard disk drive A pop up window opens Select Master hard disk password oO ON OO gt Type the current m
79. se cover assembly on page 7 e 1120 Built in battery or dummy battery on page 71 78 Hardware Maintenance Manual Removal steps of the board for the trackpad and TrackPoint buttons Torque Screw quantity Step 0 181 Nm 4 O o E o o o nylon M2 x L2 mm flat head shoulder 1 85 kgf cm When installing Ensure that the connector is attached firmly 2 M ID E Ge o A N N 1180 System board assembly Important notices for handling the system board When handling the system board read the following Chapter 7 Removing or replacing a FRU 79 The system board has an accelerometer which can be broken when several thousands of G forces are applied Note Dropping a system board from a height of as little as six inches so that it falls flat on a hard bench can subject the accelerometer to as much as 6000 G s of shock Be careful not to drop the system board on a bench top that has a hard surface such as metal wood or composite Avoid rough handling of any kind At every point in the process be sure not to drop or stack the system board If you put a system board down be sure to put it only on a padded surface such as an ESD mat or a corrugated conductive material For access remove these FRUS in order 1010 Removable battery on page 7 1020 Base cover assembly on page 57 1040 Storage drive stabilizer bar internal storage d
80. springs using solvents or working in any other conditions that might be hazardous to your eyes 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 Fan louvers on the machine help to prevent overheating of internal components Do not obstruct fan louvers or cover them with labels or stickers Electrical safety Observe the following rules when working on electrical equipment 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 electrical shock Copyright Lenovo 2015 1 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 Do not work alone under hazardous conditions or near equipment that has hazardous voltages Disconnect all power before Performing a mechanical inspection Working near power supplies Removing or installing main units Before you start to work on the machine unplug the power cord If you can
81. system status is restored from the hard disk drive Symptom to FRU index This section contains following information Numeric error codes on page 36 Error messages on page 37 Beep symptoms on page 37 No beep symptoms on page 38 LCD related symptoms on page 38 Intermittent problems on page 38 Undetermined problems on page 39 The symptom to FRU index in this section lists symptoms and errors and their possible causes The most likely cause is listed first in boldface type Chapter 4 Related service information 35 Note Do the FRU replacement or other actions in the sequence shown in the column headed FRU or action in sequence If replacing a FRU does not solve the problem put the original part back in the computer Do not replace a nondefective FRU This index can also help you determine during regular servicing what FRUs are likely to need to be replaced next A numeric error is displayed for each error detected in POST or system operation In the displays n can be any number If no numeric code is displayed check the narrative descriptions of symptoms If the symptom is not described there go to Intermittent problems on page 38 Note For a device not supported by diagnostic codes in the ThinkPad notebook computers see the manual for that device Numeric error codes Table 1 Numeric error codes Symptom or error FRU or action in sequence 0177 System board Bad SVP data stop POST task T
82. ted 4 Silver 0 181 Nm 1 85 kgf cm 1040 Storage drive stabilizer bar internal storage drive hard disk drive cable and hard disk drive bracket on page 64 1060 Wireless LAN card on page 66 1070 Wireless WAN card on page 67 1120 Built in battery or dummy battery on page 71 1130 Thermal fan on page 73 1180 System board assembly on page 79 1190 LCD unit on page 81 Chapter 7 Removing or replacing aFRU 83 Removal steps of the power button board Torque 0 181 Nm 1 85 kgf cm When installing Ensure that the connector is attached firmly 1220 Keyboard assembly Removal steps of the keyboard assembly To replace the keyboard assembly remove these FRUs in order 1010 Removable battery on page 57 1020 Base cover assembly on page 57 1030 Keyboard on page 59 1040 Storage drive stabilizer bar internal storage drive hard disk drive cable and hard disk drive bracket on page 64 1060 Wireless LAN card on page 6 1070 Wireless WAN card on page 67 1080 M 2 solid state drive on page 68 1090 Coin cell battery on page 69 1110 dc in bracket and dc in cable assembly on page 70 1120 Built in battery or dummy battery on page 71 1130 Thermal fan on page 73 1140 Speaker assembly on page 75 1150 Smart card assembly or dummy smart card on page 76 1160 Fingerprint reader assem
83. the action desired then press Enter The Auto UUID generation utility interface is displayed Type y under Change UUID OK Y N then press Enter A new UUID is created and written If a valid UUID already exists it is not overwritten Chapter 6 FRU replacement notices 3 Reading or writing the ECA information Information on Engineering Change Announcements ECA is stored in the EEPROM of the system board The electronic storage of this information simplifies the procedure to check if the ECA has been previously applied to a machine The machine does not need to be disassembled to check for the ECA application To check what ECAs have been previously applied to the machine use the ECA Information Read Write function on the USB Maintenance Key 1 Insert the Maintenance Key and restart the computer 2 From the main menu select 6 Set ECA Information 3 To read the ECA information select 2 Read ECA rework number from EEPROM and follow the instructions on the screen 4 To read the box build date select 5 Read box build date from EEPROM and follow the instruction on the screen After an ECA has been applied to the machine the EEPROM must be updated to reflect the ECA s application Use the Maintenance Key to update the EEPROM Note Only the ECA number is stored in the EEPROM The machine type of the ECA is assumed to be the same as the machine type of the machine that had the ECA applied to it 1 Insert the Mainte
84. the computer When the logo is displayed press Esc The ThinkPad Config Information Update Utility interface is displayed Type 1 under Enter the action desired then press Enter The ThinkPad Serial Number Update Utility for Asset ID screen is displayed Type 1 under Enter the action desired then press Enter Then follow the instructions on the screen to restore the serial number of the system unit Retaining the UUID The Universally Unique Identifier UUID is a 128 bit number uniquely assigned to your computer at production and stored in the EEPROM of your system board The algorithm that generates the number is designed to provide unique IDs until the year A D 3400 No two computers in the world have the same number When you replace the system board perform the following steps to create a new UUID for the system board if the system board does not have a UUID Note Before you perform the operation ensure that the UEFI Legacy setting within the Startup menu in the ThinkPad Setup program is set to UEFI Only 1 2 Connect a USB memory key to the computer Go to http www lenovo com maintenanceutilities and follow the instructions on the screen to create a Maintenance Key Note Only an authorized Lenovo service technician can access the above Web site Restart the computer When the logo screen is displayed press Esc The ThinkPad Config Information Update Utility interface is displayed Type 2 under Enter
85. the error codes displayed on the screen to diagnose failures If more than one error code is displayed begin the diagnosis with the first error code Whatever causes the first error code may also cause false error codes If no error code is displayed see whether the error symptom is listed in the Symptom to FRU Index for the computer you are servicing Strategy for replacing FRUs for CTO special bid and standard models This topic provides information about the model types and FRU identification Product definition This topic introduces different model types and how to identify each type Dynamic configure to order CTO model This model provides the ability for a customer to configure a Lenovo solution from a Web Site and have this configuration sent to fulfillment where it is built and shipped directly to the customer The machine label and eSupport will load these products as the 4 character MT 4 character model and 2 character country code The model is CTO1 and the default country code is WW example 20A7CTO1WW Special bid model This is a unique configuration that has been negotiated between Lenovo and the customer A unique machine type model MTM consists of a 4 character MT a 4 character model and a numeric 2 character country code is provided to the customer to place orders example 2047000955 The country code assigned is numeric and does not designate a specific country or region The custom model facts
86. they present Electrical hazards especially primary power primary voltage on the frame can cause serious or fatal electrical shock Explosive hazards such as a damaged CRT face or a bulging capacitor Mechanical hazards such as loose or missing hardware To determine whether there are any potentially unsafe conditions use the following checklist at the beginning of every service task 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 Athird 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 the frame ground b The power cord should be the authorized type specified for your computer Go to http www lenovo com serviceparts lookup c Insulation must not be frayed or worn 4 Check for cracked or bulging batteries 5 Remove the cover 6 Check for any obvious non ThinkPad alterations Use good judgment as to the safety of any non ThinkPad alterations 7 Check inside the unit for any obvious unsafe conditions such as metal filings contamination water or other liquids or signs of fire or smoke damage 8 Check for worn frayed or pinched cables 9 Check that the power supply cover fasteners screws or rivets have not been removed or tamper
87. tic medium on a USB device or CD To use the diagnostic medium you have created do one of the following f you have created the bootable diagnostic medium on a USB device do the following 1 Attach the USB device to the computer 2 Turn on the computer If the computer cannot be turned on go to Power system checkout on page 26 and check the power sources If an error code is displayed go to Symptom to FRU index on page 35 for error code descriptions and troubleshooting hints 3 When the ThinkPad logo is displayed repeatedly press and release the F12 key When the Boot Menu window opens release the F12 key 4 Use the arrow keys to select USB HDD and then press Enter The diagnostic program will be launched automatically 5 Follow the instructions on the screen to use the diagnostic program f you have created the bootable diagnostic medium on a CD do the following Chapter 3 General checkout 5 1 Turn on the computer If the computer cannot be turned on go to Power system checkout on page 26 and check the power sources If an error code is displayed go to Symptom to FRU index on page 35 for error code descriptions and troubleshooting hints 2 Insert the CD into the external optical drive 3 Restart the computer 4 When the ThinkPad logo is displayed repeatedly press and release the F12 key When the Boot Menu window opens release the F12 key 5 Use the arrow keys to select ATAPI CDx x 0 1
88. to replacement 8 When replacing a FRU use the correct screws as shown in the replacement procedures P Before removing any FRU turn off the computer unplug all power cords from electrical outlets disconnect any interconnecting cables and then disable the built in battery Attention After replacing a FRU do not turn on the computer until you have made sure that all screws springs and other small parts are in place and none are loose inside the computer Verify this by shaking the computer gently and listening for rattling sounds Metallic parts or metal flakes can cause electrical short circuits Attention The system board is sensitive to and can be damaged by electrostatic discharge ESD Before touching it establish personal grounding by touching a ground point with one hand or by using an ESD strap Copyright Lenovo 2015 55 Before servicing the computer Carefully read this topic before servicing the computer Disabling the built in battery Before replacing any FRU ensure that you have disabled the built in battery by doing the following 1 Turn off your computer and disconnect the ac power adapter and all cables from the computer 2 Tum on your computer When the ThinkPad logo is displayed immediately press F1 to enter ThinkPad Setup 3 Select Config gt Power The Power submenu is displayed 4 Select Disable built in battery and press Enter 5 Select Yes in the Setup Confirmation window
89. to Microsoft Windows screen is displayed Follow the instructions on the screen to complete the Windows setup 10 After you have completed the Windows setup you might want to restore the original startup sequence Start the ThinkPad Setup program and then press F9 to restore the default settings Press F10 to save changes and exit the ThinkPad Setup program Note After restoring a drive to the factory default settings you might need to reinstall some device drivers Using the Windows recovery programs on the Windows 8 1 operating system This section provides information about the recovery solutions for the Windows 8 1 operating system A Windows recovery image is preinstalled in the recovery partition on your computer The Windows recovery image enables you to refresh your computer or reset your computer to the factory default settings You can create recovery media as backups or replacement for the Windows recovery image With the recovery media you can troubleshoot and fix the problems on your computer even if you cannot start the Windows 8 1 operating system It is recommended that you create recovery media as early as possible Refreshing the computer If your computer does not perform well and the problem might be caused by a recently installed program you can refresh your computer without losing your personal files or changing your settings Attention If you refresh your computer the programs that came with your computer and t
90. to troubleshoot the problem UEFI diagnostic program A UEFI diagnostic program is preinstalled on the computer It enables you to test 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 Power system checkout on page 26 and check the power sources If an error code is displayed go to Symptom to FRU index on page 35 for error code descriptions and troubleshooting hints 2 When the ThinkPad logo is displayed repeatedly press and release the F10 key The main screen of the UEFI diagnostic program is displayed 3 Follow the instructions on the screen to use the diagnostic program Bootable diagnostic programs If the computer you are servicing is not installed with the UEFI diagnostic program you can download a bootable diagnostic program from the Lenovo Support Web site The bootable diagnostic programs enable you to test computer memory and internal storage devices view system information and check and recover the internal storage devices To use the bootable diagnostic programs you can create a bootable diagnostic medium on a USB device or CD To create a bootable diagnostic medium do the following 1 Go to http www lenovo com diags 2 Click Lenovo Bootable Diagnostics 3 Follow the instructions on the Web site to create a bootable diagnos
91. veillez n utiliser que les mod les cit s dans la liste de pi ces d tach es ad quate Une batterie ou une pile inappropri e risque de prendre feu ou d exploser A DANGER La batterie contient du nickel Ne la d montez pas ne l exposez ni au feu ni l eau Ne la mettez pas en court circuit Pour la mettre au rebut conformez vous la r glementation en vigueur Lorsque vous remplacez la batterie veillez n utiliser que les modeles cit s dans la liste de pieces d tach es ad quate En effet une batterie inappropri e risque de prendre feu ou d exploser A DANGER La pile de sauvegarde contient du lithium Elle pr sente des risques d incendie d explosion ou de br lures graves Ne la rechargez pas ne retirez pas son connecteur polaris et ne la d montez pas Ne l exposez pas une temperature sup rieure 100 C ne la faites pas br ler et n en exposez pas le contenu l eau Mettez la pile au rebut conform ment la r glementation en vigueur Une pile inappropri e risque de prendre feu ou d exploser A DANGER Si le panneau d affichage cristaux liquides se brise et que vous recevez dans les yeux ou sur les mains une partie du fluide rincez les abondamment pendant au moins quinze minutes Consultez un m decin si des sympt mes persistent apr s le lavage A DANGER Afin d viter tout risque de choc lectrique ne retirez pas le cache en plastique prot geant la partie inf rieure d
92. vided 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 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 2015 103 Electronic emissions notices For electronic emission information on Class B digital devices refer to the corresponding information in the User Guide CE Trademarks The following terms are trademarks of Lenovo in the United States other countries or both Lenovo ThinkPad TrackPoint ThinkPad logo Microsoft and Windows are trademarks of the Microsoft group of companies Intel is a trademark of Intel Corporation in the U S and or other countries Mini DisplayPort mDP and DisplayPort are trademarks of the Video Electronics Standards Association Other company product or service names may be the trademarks or service marks of others 104 Hardware Maintenan
93. with a built in battery adummy built in battery is installed instead To remove the dummy built in battery you do not have to perform step Jin the following illustration Step Screw quantity Torque BH M2 x L3 5 mm flat head nylon coated 5 Silver 0 181 Nm 1 85 kgf cm 72 Hardware Maintenance Manual 1130 Thermal fan For access remove this FRU e 1010 Removable battery on page 57 e 1020 Base cover assembly on page 57 Removal steps of the thermal fan When installing Ensure that the fan connectors are attached firmly Chapter 7 Removing or replacing a FRU 73 Loosen the screws PB in ascending alphabetical order as illustrated Note The thermal fan on your computer might look differently For some models you might not have to perform steps El and EJ in the following illustration 74 Hardware Maintenance Manual When installing Do not touch the areas marked Eg and Jin the following illustrations 1140 Speaker assembly For access remove this FRU e 1010 Removable battery on page 57 e 1020 Base cover assembly on page 7 e 1120 Built in battery or dummy battery on page 71 Removal steps of the speaker assembly Step H M2 x L2 5 mm flat head shoulder nylon coated 3 Black 0 181 Nm 1 85 kgf cm When installing Ensure that the connector is attached firmly Chapter 7 Removing or replacing a FRU 75
94. y El Docking station connector Ell Keyboard drainage holes E Speakers El Emergency reset hole 42 Hardware Maintenance Manual Locating FRUs and CRUs This topic introduces the following service parts e Major FRUs on page 44 e LCD FRUs on page 45 e Miscellaneous parts and other FRUs on page 8 Notes e Each FRU is available for all types or models unless otherwise specified CRU statement for customers You can resolve some problems with your product with a replacement part you can install yourself called a Customer Replaceable Unit or CRU Some CRUS are designated as self service CRUs and others are designated as optional service CRUs Installation of self service CRUS is your responsibility For optional service CRUS you can either install the CRU yourself or you can request that a Service Provider install the CRU according to the warranty service for your product If you intend on installing the CRU Lenovo will ship the CRU to you CRU information and replacement instructions are shipped with your product and are available from Lenovo at any time upon request You can find a list of CRUS for your product in this Hardware Maintenance Manual An electronic version of this manual can be found at http www lenovo com support Follow the on screen instructions to find the manual for your product You might be required to return the defective part that is replaced by the CRU When return is required 1 return
95. you replace the system board you must restore the serial number of the system unit to its original value The serial number of the system unit is written on the label attached to the bottom of the computer If you cannot find the serial number of the system unit on the bottom of the computer try the following method to get the number Note Before you perform the operation ensure that the UEFl Legacy setting within the Startup menu in the ThinkPad Setup program is set to UEFI Only 1 Connect a USB memory key to the computer 52 Hardware Maintenance Manual T Go to http www lenovo com maintenanceutilities and follow the instructions on the screen to create a Maintenance Key Note Only an authorized Lenovo service technician can access the above Web site Restart the computer When the logo is displayed press Esc The ThinkPad Config Information Update Utility interface is displayed Type 1 under Enter the action desired then press Enter The ThinkPad Serial Number Update Utility for Asset ID screen is displayed Type 2 under Enter the action desired then press Enter The serial number of each device in your computer is displayed the serial number of the system unit is listed as follows 20 Serial number Record the serial number of the system unit After you replace the system board do the following to restore the serial number of the system unit 1 2 3 4 Connect the Maintenance Key to

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