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HP 200 280 G1

1. eese ese esses eene ee essersi teens tet tests tns ne these tnstn sens tres ss sne tns thin s sns then sensns ense 5 Rear panel components sscssecssecsecssececssecsecssesssesssescessesssessecsseseecsseseeceseaeecaseseecaecsaesaeeessessesesseeceesaeeesecseesass 6 Serial piscine 8 S Rdstiatbd PORES Cato iuieeroiedeiee oti N NN edes a estas seat E uiv MM escereissii eR LIN PAIN IUE 9 Computer major COMPONENUS 5 2 e ci cera ente ace nce eoru exe rane eee eo ea Lean dee eR Duae eee SV CER Re Ue ENTE Ra RD eR ee Y HERE Ode des 9 u ETegor qi 11 blc 12 4 Routine care SATA drive guidelines and disassembly preparation ecce e eee eee e eee eee eene 13 Electrostatic discharge information cccssscsscsssssesscssessesscsesssessesesssessesesaesasssesaecasescsaecaessssecaaseseecaaesseaseaes 13 uiui R 13 Preventing electrostatic damage to equipment sees esee esee eee ennt ennt nn nnns 14 Personal grounding methods and equipment eee ees eese eene ener tnnin 14 Grounding the work area sese esses esee eese ese enne n stets tnss teste tnis teste sns ensi tese tn sth sns enne 14 Recommended
2. 5 If the message disappears there may be a problem with the expansion card 6 Replace the system board 103 System Board Failure DMA or timers 1 Clear CMOS See Appendix B Password security and resetting CMOS on page 103 2 Remove expansion boards 3 Replace the system board 110 Out of Memory Space for Option ROMs Recently added PCI expansion card containsan 1 IfaPClexpansion card was recently option ROM too large to download during POST added remove it to see if the problem remains 94 Chapter8 POST error messages Control panel message Description Recommended action 2 In Computer Setup set Advanced gt Device Options NIC PXE Option ROM Download to DISABLE to prevent PXE option ROM for the internal NIC from being downloaded during POST to free more memory for an expansion card s option ROM Internal PXE option ROM is used for booting from the NIC to a PXE server 162 System Options Not Set Configuration incorrect RTC real time clock battery may need to be replaced Run Computer Setup and check the configuration in Advanced gt Onboard Devices Reset the date and time under Control Panel If the problem persists replace the RTC battery See the Removal and Replacement section for instructions on installing a new battery or contact an authorized dealer or reseller for RTC battery replacement 163 Time amp Date Not Set Invalid time or date in configuratio
3. Chapter 5 Removal and replacement procedures 6 Liftthe fan out of the chassis 3 To install the fan assembly reverse the removal procedure Be sure to orient the air flow out of the computer Rearchassisfan 45 Hood sensor 1 Prepare the computer for disassembly Preparation for disassembly on page 21 2 Remove the access panel Access panel on page 22 3 Fromthe inside of the chassis if the hood sensor cable is secured to the fan cable with a plastic tie 1 cut the tie to separate the cables 4 Disconnect the hood sensor cable from the red system board connector labeled HOOD_SENSE 2 5 Slide the hood sensor out of the slot in the rear of the chassis 3 EA NOTE Disengaging the hood sensor from the slot might require use of a flat tool To install the hood sensor reverse the removal procedure 46 Chapter5 Removal and replacement procedures Power supply Description Power supply 280W 92 efficient Power supply 280W 90 efficient Power supply 280W 85 efficient for use only in China Power supply 280W standard 1 Prepare the computer for disassembly Preparation for disassembly on page 21 2 Remove the access panel Access panel on page 22 3 Fromthe outside rear of the computer remove the four silver Torx screws that connect the power supply to the chassis Powersupply 47 4 Disconnect the power supply cable from the ATX_PWR sys
4. or e Follow the Windows 8 1 instructions for rebooting the computer into the Computer Setup F10 Utility 3 A choice of five headings appears in the Computer Setup Utilities menu File Storage Security Power and Advanced 4 Use the arrow left and right keys to select the appropriate heading Use the arrow up and down keys to select the option you want then press Enter To return to the Computer Setup Utilities menu press Esc 5 Toapply and save changes select File Save Changes and Exit e Ifyou have made changes that you do not want applied select Ignore Changes and Exit e Toresetto factory settings or previously saved default settings some models select Apply Defaults and Exit This option will restore the original factory system defaults A NOTE Not all settings shown in the following sections are available for all models A CAUTION Do NOT turn the computer power OFF while the BIOS is saving the Computer Setup F10 changes because the CMOS could become corrupted It is safe to turn off the computer only after exiting the F10 Setup screen 52 Chapter6 Computer Setup F10 Utility Computer Setup File A NOTE Support for specific Computer Setup options may vary depending on the hardware configuration Table 6 1 Computer Setup File Option Description System Information Lists e Product name e Manufacturer e SKU number e Processor type speed stepping e Installed memory
5. A wireless keyboard mouse is not working correctly Symptoms include lagging mouse movement jumpy mouse keyboard or no function of mouse keyboard and external drive Cause Solution If your computer is equipped with USB 3 0 ports connected USB Connect the wireless keyboard USB receiver to a USB 2 0 port that 3 0 devices can interfere with the wireless keyboard USB receiver is separated from ports with USB 3 0 devices If you still experience interference you may have to place the connectors farther apart using an external USB hub Solving keyboard and mouse problems 79 Keyboard commands and typing are not recognized by the computer Cause Solution Keyboard connector is not properly connected Shut down the computer reconnect the keyboard to the back of the computer and then restart the computer Program in use has stopped responding to commands Shut down your computer using the mouse and then restart the computer Keyboard needs repairs See the Worldwide Limited Warranty for terms and conditions Computer is in Sleep state Press the power button to resume from Sleep state CAUTION When attempting to resume from Sleep date do not hold down the power button for more than four seconds Otherwise the computer will shut down and you will lose any unsaved data Cursor will not move using the arrow keys on the keypad Cause Solution The Num Lock key is on Press the Num Lock key The Num Lock light should be off if
6. Hard drive fragmented Defragment hard drive Program previously accessed did not release reserved memory back to the system Restart the computer Virus resident on the hard drive Run virus protection program Too many applications running Windows 7 L 2 Close unnecessary applications to free up memory Add more memory Some applications run in the background and can be closed by right clicking on their corresponding icons in the task tray To prevent these applications from launching at startup In Windows 7 a Go to Start gt All Programs gt Accessories gt Run b Type msconfig and then press Enter c On the Startup tab of the System Configuration Utility clear applications that you do not want to launch automatically and the click OK In Windows 8 1 a Onthe Start screen right click and then select the All apps icon b Under Windows System click Run Type msconfig and then press Enter d On the Startup tab of the System Configuration Utility clear applications that you do not want to launch automatically and the click OK Some software applications especially games are stressful on the graphics subsystem Cause unknown Chapter 7 Troubleshooting without diagnostics i Lower the display resolution for the current application or consult the documentation that came with the application for suggestions on how to improve performance by adjusting param
7. Maintenance and Service Guide s HP 280 G1 Microtower Business Desktop PC Copyright 2014 Hewlett Packard Development Company L P The information contained herein is subject to change without notice Intel and Pentium are trademarks of Intel Corporation in the U S and other countries Bluetooth is a trademark owned by its proprietor and used by Hewlett Packard Company under license Microsoft Windows WIndows 7 and Windows 8 1 are U S registered trademarks of the Microsoft group of companies SD Logo is a trademark of its proprietor The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services Nothing herein should be construed as constituting an additional warranty HP shall not be liable for technical or editorial errors or omissions contained herein This document contains proprietary information that is protected by copyright No part of this document may be photocopied reproduced or translated to another language without the prior written consent of Hewlett Packard Company First Edition September 2014 Document Part Number 792382 001 Product notice This guide describes features that are common to most models Some features may not be available on your computer Not all features are available on all editions of Windows 8 1 This computer may require upgraded and or separately purchased hardware drivers and or software to t
8. 2 Openthe access panel press the power button and see if the processor fan or other system fan spins If the fan does not spin make sure the fan cable is plugged onto the system board header OR The heat sink is not properly attached to the processor 3 Iffanaplugged in and not spinning replace it Power LED flashes Red four times once every second followed by a two second pause and the computer beeps four times Beeps stop after fifth iteration but LEDs continue flashing Cause Solution Power failure power supply is overloaded 1 If equipped with a voltage selector check that the voltage selector located on the rear of the power supply some models is set to the appropriate voltage Proper voltage setting depends on your region 2 Open the access panel and ensure the power supply cable is seated into the connector on the system board 3 Checkif a device is causing the problem by removing ALL attached devices such as hard drives or optical drives and expansion cards Power on the system If the system enters POST then power off and replace one device at a time and repeat this procedure until failure occurs Replace the device that is causing the failure Continue adding devices one at a time to ensure all devices are functioning properly 4 Replace the power supply 5 Replace the system board 68 Chapter7 Troubleshooting without diagnostics Solving hard drive problems Hard drive error occu
9. See Appendix B Password security and resetting CMOS on page 103 3 Replace diskette drive 4 Replace the system board 605 Diskette Drive Type Error Mismatch in drive type 1 Disconnect any other diskette controller devices tape drives 2 Clear CMOS See Appendix B Password security and resetting CMOS on page 103 660 Display cache is detected unreliable Integrated graphics controller display cache is not working properly and will be disabled Replace system board if minimal graphics degrading is an issue 912 Computer Cover Has Been Removed Since Last System Startup Computer cover was removed since last system startup No action required 917 Front Audio Not Connected 918 Front USB Not Connected Front audio harness has been detached or unseated from motherboard Front USB harness has been detached or unseated from motherboard Reconnect or replace front audio harness Reconnect or replace front USB harness 921 Device in PCI Express slot failed to initialize There is an incompatibility problem with this device and the system or PCI Express Link could not be retrained to an x1 Try rebooting the system If the error reoccurs the device may not work with this system 1151 Serial Port A Address Conflict Detected 1152 Serial Port B Address Conflict Detected Both external and internal serial ports are assigned to COM1 Both external and internal serial
10. 1 CEBC Norway 1 NEMKO Canada 2 CSA Sweden 1 SEMKO Denmark 1 DEMKO Switzerland 1 SEV Finland 1 SETI United Kingdom 1 BSI France 1 UTE United States 2 UL Germany 1 VDE 1 The flexible cord must be Type HOSVV F 3 conductor 0 75mm conductor size Power cord set fittings appliance coupler and wall plug must bear the certification mark of the agency responsible for evaluation in the country where it will be used 2 Theflexible cord must be Type SVT or equivalent No 18 AWG 3 conductor The wall plug must be a two pole grounding type with a NEMA 5 15P 15A 125V or NEMA 6 15P 15A 250V configuration 3 Appliance coupler flexible cord and wall plug must bear a T mark and registration number in accordance with the Japanese Dentori Law Flexible cord must be Type VCT or VCTF 3 conductor 0 75 mm conductor size Wall plug must be a two pole grounding type with a Japanese Industrial Standard C8303 7A 125V configuration Country Specific Requirements 121 C Statement of Volatility HP confirms that Intel based business desktop HP 280 G1 Microtower Business DT PC contains DDR3 volatile memory memory amount depends on the customer configuration In addition the motherboard in the condition originally shipped without subsequent modification or the addition or installation of any applications features or functionality contain the following nonvolatile memory Real Time Clock battery backed up configu
11. 3 5 GHz 54W Intel HD Graphics 4400 Intel Pentium G3250 3 2 GHz 53W Intel HD Graphics Intel Celeron G1840 2 8 GHz 53W Intel HD Graphics Chipset Intel H81 Graphics Internal graphics Intel Integrated HD Graphics Varies by Processor External graphics NVIDIA GeForce 705 1GB DDR3 FH GFX 30W Memory Two customer accessible upgradable memory module slots UDIMM Supports dual channel memory Supports up to 8 GB max system memory DDR3 1600MHz module Supports the following system RAM configurations e 8192 MB 4096 MBx2 e 6144 MB 4096 MBx1 2048 MBx1 e 4096 MB 4096 MBx1 e 2048 MB 2048 MBx1 Hard drive Optical drive Supports SATA 3 5 in 6 Gb s hard drives e 1 TB 7200 rpm e 500GB 7200 rpm Supports half height 5 25 inch SATA optical drives e DVD RW Double Layer SuperMulti Drive e DVD ROM drive Supports no optical drive option Audio Integrated hi definition audio Standard internal business PC speaker Internal amplifier Ethernet Integrated 10 100 1000M GbE NIC Wireless HP WLAN 802 11 a g n 2x2 DB PCle x1 Card Internal expansion 1 1st 3 5 inch hard drive bay 1 2nd 3 5 inch hard drive bay 1 5 25 inch optical drive bay Category Description 1 PCle x 16 1 PCle x 1 1 PCI 2 1 External media cards HP Multi Format Memory Card Reader slot 6 in 1 Ports Rear 1 0 4 USB 2 0 2 USB 3 0 1 Audio line out 1 Audio line in 1
12. From the Start screen type help and then select Help and Support 108 Chapter 11 System backup and recovery Using Reset when the system is not responding ET NOTE You may be prompted by User Account Control for your permission or password when you perform certain tasks To continue a task select the appropriate option For information about User Account Control see Help and Support From the Start screen type help and then select Help and Support 34 7 IMPORTANT Reset does not provide backups of your information Before using Reset back up any personal information you wish to retain If Windows recovery steps are not working and the system is not responding use these steps to start Reset 1 If possible back up all personal files 2 fpossible check for the presence of the HP Recovery partition e For Windows 8 1 from the Start screen type pc and then select This PC e ForWindows 8 from the Start screen type c and then select Computer A NOTE Ifthe HP Recovery partition is not listed or you cannot check for its presence you must recover using the recovery media you created see Recovery using the Windows recovery USB flash drive on page 109 Or you must use the Windows operating system media and the Driver Recovery media purchased separately see Recovery using Windows operating system media purchased separately on page 110 3 Ifthe HP Recovery partition is listed restart the computer and then press es
13. Proper voltage Beeps stop after fifth iteration setting depends on your region but LEDs continue until problem is solved 2 Unplug the AC power cord from the computer wait 30 seconds then plug the power cord back in to the computer 3 Replace the system board Red Power LED flashes ten 10 Bad option card 1 Check each option card by removing the card times once every second one at a time if multiple cards then power on followed by a two second pause the system to see if fault goes away Beeps stop after fifth iteration but LEDs continue until problem 2 Once a bad card is identified remove and is solved replace the bad option card 3 Replace the system board System does not power on and None System unable to power on Press and hold the power button for less than 4 LEDs are not flashing seconds If the hard drive LED turns white the power button is working correctly Try the following 1 Check that the voltage selector some models located on the rear of the power supply is set to the appropriate voltage Proper voltage setting depends on your region 2 Replace the system board OR Press and hold the power button for less than 4 seconds If the hard drive LED does not turn on white then Interpreting POST diagnostic front panel LEDs and audible codes 101 Activity Beeps Possible cause Recommended action 1 Check that the unit is plugged into a working AC outlet 2 Openhood and check that the power butt
14. RJ 45 1 VGA 1 DVI D 2 PS 2 standard 2 Serial port 1 Parallel port Front 1 0 2 USB 2 0 1 Headphone out 1 Microphone in Keyboard pointing devices Universal USB Wired Windows 8 Keyboard HP PS 2 Keyboard Universal USB Wired Optical Mouse HP PS 2 Mouse HP USB Mouse Power requirements 180W aPFC 180W HE E star 180W standard NOTE Processor max at 65W Memory dual DIMM max at 8GB total 4GB each Graphics card max at 45W PCle X1 max at 25W PCI max at 10W 2 hard drive max at 1 TB each Operating system Preinstalled Windows 8 1 Professional 64 downgrade to Windows 7 Pro 64 Bit Microsoft Windows 8 1 Professional 64 bit Microsoft Windows 8 1 Professional for Education 64 bit Microsoft Windows 8 1 Emerging Markets 64 bit Microsoft Windows 8 1 64 bit Microsoft Windows 8 1 for China 64 bit Microsoft Windows 8 1 Professional downgrade to Windows 7 Professional 32 bit 2 Chapter 1 Product description Category Description Microsoft Windows 8 1 with Bing 64 bit Microsoft Windows 8 1 with Bing Emerging Markets 64 bit Microsoft Windows 7 Professional Edition 32 bit Microsoft Windows 7 Professional National Academic 32 bit Microsoft Windows 7 Professional National Academic 64 bit Ubuntu Linux FreeDos 2 0 SoftPaq Windows 7 driver 64 bit Windows 7 driver 32 bit Windows 8 1 driver 64 bit Serviceability End user replaceable parts Memory module Optical drive Ha
15. 1 Install the correct printer driver for the application 2 Try printing using the MS DOS command DIR C gt printer port where printer port is the address of the printer being used If the printer works reload the printer driver To run MS DOS commands press the Windows key r type cmd in the Open box and then click OK 78 Chapter 7 Troubleshooting without diagnostics Printer will not print Cause Solution If you are on a network you may not have made the connection Make the proper network connections to the printer to the printer Printer may have failed Run printer self test Printer will not turn on Cause Solution The cables may not be connected properly Reconnect all cables and check the power cord and electrical outlet Printer prints garbled information Cause Solution The correct printer driver for the application is not installed Install the correct printer driver for the application The cables may not be connected properly Reconnect all cables Printer memory may be overloaded Reset the printer by turning it off for one minute then turn it back on Printer will not print Cause Solution The printer may be out of paper Check the paper tray and refill it if it is empty Solving keyboard and mouse problems If you encounter keyboard or mouse problems see the documentation that came with the equipment and to the common causes and solutions listed in the following table
16. 18 in radius The SATA data cable is a thin 7 pin cable designed to transmit data for only a single drive SMART ATA drives The Self Monitoring Analysis and Recording Technology SMART ATA drives for the HP Personal Computers have built in drive failure prediction that warns the user or network administrator of an impending failure or crash of the hard drive The SMART drive tracks fault prediction and failure indication parameters such as reallocated sector count spin retry count and calibration retry count If the drive determines that a failure is imminent it generates a fault alert SATA hard drives 19 20 Cable management Always follow good cable management practices when working inside the computer Keep cables away from major heat sources like the heat sink Do not jam cables on top of expansion cards or memory modules Printed circuit cards like these are not designed to take excessive pressure on them Keep cables clear of sliding or moveable parts to prevent them from being cut or crimped when the parts are moved When folding a flat ribbon cable never fold to a sharp crease Sharp creases may damage the wires Some flat ribbon cables come prefolded Never change the folds on these cables Do not bend any cable sharply A sharp bend can break the internal wires Never bend a SATA data cable tighter than a 30 mm 1 18 in radius Never crease a SATA data cable Do not rely on components like the drive cage powe
17. 2 Replace DIMMs one at a time to isolate the faulty module NOTE DIMM1 or XMM1 must always be installed DIMM1 must be installed before DIMM2 and DIMM3 must be installed before DIMM4 3 Replace third party memory with HP memory 4 Replace the system board Power LED flashes Red six times once every second followed by a two second pause and the computer beeps six times Beeps stop after fifth iteration but LEDs continue flashing Cause Graphics card some models is not seated properly or is bad or system board is bad Solution For systems with a graphics card 1 Reseatthe graphics card Power on the system 2 Replace the graphics card 3 Replace the system board For systems with integrated graphics replace the system board Power LED flashes Red ten times once every second followed by a two second pause and the computer beeps ten times Beeps stop after fifth iteration but LEDs continue flashing Cause Bad option card Solution 1 Check each option card by removing the cards one at time if multiple cards then power on the system to see if fault goes away 2 Once bad card is identified remove and replace bad option card 3 Replace the system board Solving Network Problems Some common causes and solutions for network problems are listed in the following table These guidelines do not discuss the process of debugging the network cabling Table 7 2 Solving Network Problems
18. General Requirements The requirements listed below are applicable to all countries 1 The power cord must be approved by an acceptable accredited agency responsible for evaluation in the country where the power cord set will be installed 2 The power cord set must have a minimum current capacity of 10A 7A Japan only and a nominal voltage rating of 125 or 250 volts AC as required by each country s power system 3 The diameter of the wire must be a minimum of 0 75 mm or 18AWG and the length of the cord must be between 1 8 m 6 feet and 3 6 m 12 feet The power cord should be routed so that it is not likely to be walked on or pinched by items placed upon it or against it Particular attention should be paid to the plug electrical outlet and the point where the cord exits from the product AN WARNING Do not operate this product with a damaged power cord set If the power cord set is damaged in any manner replace it immediately Japanese Power Cord Requirements For use in Japan use only the power cord received with this product A CAUTION Do not use the power cord received with this product on any other products 120 Appendix B Power Cord Set Requirements Country Specific Requirements Additional requirements specific to a country are shown in parentheses and explained below Country Accrediting Agency Country Accrediting Agency Australia 1 EANSW Italy 1 IMQ Austria 1 OVE Japan 3 METI Belgium
19. Manager in Windows 8 1 from the Start screen type c select Control Panel from the list of applications and then select Device Manager USB ports on the computer are disabled in Computer Setup Computer will not start Cause Wrong memory modules were used in the upgrade or memory modules were installed in the wrong location Run the Computer Setup utility and ensure that Device available is selected for appropriate USB ports under Security USB Security Solution 1 Review the documentation that came with the system to determine if you are using the correct memory modules and to verify the proper installation NOTE DIMM1 or XMM1 must always be installed DIMM1 must be installed before DIMM2 and DIMM3 must be installed before DIMM4 2 Observe the beeps and LED lights on the front of the computer Beeps and flashing LEDs are codes for specific problems 3 Ifyou still cannot resolve the issue contact Customer Support Power LED flashes Red five times once every second followed by a two second pause and the computer beeps five times Beeps stop after fifth iteration but LEDs continue flashing Cause Memory is installed incorrectly or is bad Chapter7 Troubleshooting without diagnostics Solution CAUTION To avoid damage to the DIMMs or the system board you must unplug the computer power cord before attempting to reseat install or remove a DIMM module 1 Reseat DIMMs Power on the system
20. USB 2 0 ports 5 Audio line out 10 RJ 45 network connector NOTE When a device is plugged into the blue Line In Audio Connector a dialog box will pop up asking if you want to use the connector for a line in device or a microphone You can reconfigure the connector at any time by double clicking the Audio Manager icon in the Windows taskbar When a graphics card is installed in one of the system board slots the video connectors on the graphics card and or the integrated graphics on the system board may be used The specific graphics card installed and software configuration will determine the behavior The system board graphics can be disabled by changing settings in Computer Setup 6 Chapter 2 Product Features 1 Power cord connector 7 VGA connector 2 Serial port optional 8 Serial port 3 Printer port optional 9 DVI D connector 4 Audio line in 10 PS 2 keyboard and mouse connectors 5 Audio line out 11 2 USB 2 0 ports 6 2 USB 3 0 ports left 2 USB 2 0 ports 12 RJ 45 network connector NOTE Whena device is plugged into the blue Line In Audio Connector a dialog box will pop up asking if you want to use the connector for a line in device or a microphone You can reconfigure the connector at any time by double clicking the Audio Manager icon in the Windows taskbar When a graphics card is installed in one of the system board slots the video connectors on the graphics card and or the integrated graphics on the sy
21. Wake on LAN feature is not functioning Cause S5 Maximum Power Saving feature is enabled Solution Disable the S5 Maximum Power Saving option in Computer Setup Select Power gt Hardware Power Management gt S5 Maximum Power Savings S5 Wake on LAN is disabled some models Wake on LAN is not enabled Enable the S5 Wake on LAN option in Computer Setup Select Advanced gt Device Options gt S5 Wake on LAN To enable Wake on LAN in Windows 7 1 Select Start gt Control Panel gt Network and Sharing Center 2 Under Tasks select Manage network connections 3 Click Local Area Connection 4 Clickthe Properties button 5 Clickthe Configure button 6 Click the Power Management tab then select Allow this device to wake the computer To enable Wake on LAN in Windows 8 1 Solving Network Problems 83 Table 7 2 Solving Network Problems continued Wake on LAN feature is not functioning Cause Solution 1 From the Start screen type c and then select Control Panel from the list of applications 2 Select Network and Sharing Center and then click the Ethernet link next to the connection 3 Clickthe Properties button 4 Clickthe Configure button 5 Click the Power Management tab then enable the appropriate Wake on LAN option Network driver does not detect network controller Cause Solution Network controller is disabled 1 Run Computer Setup and enable network controller 2 Enabl
22. being removed or replaced AN CAUTION When servicing this computer ensure that cables are placed in their proper location during the reassembly process Improper cable placement can damage the computer Hard Drives Handle hard drives as delicate precision components avoiding all physical shock and vibration This applies to failed drives as well as replacement spares e lfadrive must be mailed place the drive in a bubble pack mailer or other suitable protective packaging and label the package Fragile Handle With Care e Donotremove hard drives from the shipping package for storage Keep hard drives in their protective packaging until they are actually mounted in the computer e Avoid dropping drives from any height onto any surface e Ifyou are inserting or removing a hard drive turn off the computer Do not remove a hard drive while the computer is on or in standby mode e Beforehandling a drive ensure that you are discharged of static electricity While handling a drive avoid touching the connector e Donotuse excessive force when inserting a drive e Avoid exposing a hard drive to liquids temperature extremes or products that have magnetic fields such as monitors or speakers Lithium coin cell battery 18 The battery that comes with the computer provides power to the real time clock and has a minimum lifetime of about three years See the appropriate removal and replacement chapter for the chassis y
23. connection is good the PC LED light on the front of the cable DSL modem will be on Contact your ISP for the correct IP address Cookies are corrupted A cookie is a small piece of information that a Web server can store temporarily with the Web browser This is useful for having the browser remember some specific information that the Web server can later retrieve Windows 7 1 Select Start gt Control Panel 2 ClickInternet Options Solving front panel component problems 91 Unable to connect to the Internet Cause Solution 3 In the Browsing history section on the General tab click the Delete button 4 Select the Cookies check box and click the Delete button Windows 8 1 1 From the Start screen type c and then select Control Panel from the list of applications 2 ClickInternet Options 3 In the Browsing history section on the General tab click the Delete button 4 Select the Cookies check box and click the Delete button Cannot automatically launch Internet programs Cause Solution You must log on to your ISP before some programs will start Log on to your ISP and launch the desired program Solving software problems Most software problems occur as a result of the following e The application was not installed or configured correctly e Thereis insufficient memory available to run the application e Thereisaconflict between applications e Besurethatall the needed device driver
24. do not necessarily have an error code or text message associated with them A WARNING When the computer is plugged into an AC power source voltage is always applied to the system board To reduce the risk of personal injury from electrical shock and or hot surfaces be sure to disconnect the power cord from the wall outlet and allow the internal system components to cool before touching ET NOTE If you see flashing LEDs on a PS 2 keyboard look for flashing LEDs on the front panel of the computer and refer to the following table to determine the front panel LED codes Recommended actions in the following table are listed in the order in which they should be performed Not all diagnostic lights and audible codes are available on all models Activity White Power LED On Possible cause Computer on Recommended action None White Power LED flashes every two seconds Computer in Suspend to RAM mode some models only or normal Suspend mode None required Press any key or move the mouse to wake the computer Red Power LED flashes two times once every second followed by a two second pause Beeps stop after fifth iteration but LEDs continue until problem is solved Processor thermal protection activated A fan may be blocked or not turning OR The heat sink fan assembly is not properly attached to the processor Ensure that the computer air vents are not blocked and the processor cooling
25. has been removed Setup Password requires that the setup password be entered to boot the computer if the sensor detects that the cover has been removed Computer Setup F10 Utilities 55 Table 6 3 Computer Setup Security continued Device Security Allows you to set Device Available Device Hidden default is Device Available for e Embedded security device e System audio e Network controller e Serialport if applicable e Parallel port if applicable e SATA ports varies by model USB Security Allows you to set Enabled Disabled default is Enabled for e Front USB Ports e Rear USB Ports e Accessory USB Ports Slot Security Allows you to disable any PCI or PCI Express slot Default is enabled Network Boot Enables disables the computer s ability to boot from an operating system installed on a network server Feature available on NIC models only the network controller must be either a PCI expansion card or embedded on the system board Default is enabled System IDs Allows you to set e Asset tag 18 byte identifier a property identification number assigned by the company to the computer e Ownership tag 80 byte identifier displayed during POST e Universal Unique Identifier UUID number The UUID can only be updated if the current chassis serial number is invalid These ID numbers are normally set in the factory and are used to uniquely identify the system e Chassis serial number These ID numbers are no
26. other software components e Failure ID When a failure is detected that requires hardware replacement a 24 digit Failure ID is generated This ID can then be provided to the call agent who will either schedule support or provide replacement parts How to access and run HP PC Hardware Diagnostics You can run the diagnostics from one of three places depending on your preference and the health of the computer 1 Turnonthe computer and press Esc repeatedly until the BIOS Boot Menu appears 2 Press F2 or select Diagnostics F2 Pressing F2 signals the system to search for the diagnostics in the following locations a A connected USB drive to download the diagnostics tools to a USB drive see the instructions in Downloading HP PC Hardware Diagnostics UEFI to a USB device on page 106 b The hard disk drive c A core set of diagnostics in the BIOS for memory and hard disk drive that are accessible only if the USB or hard disk drive versions are not detected Downloading HP PC Hardware Diagnostics UEFI to a USB device A NOTE Instructions for downloading HP PC Hardware Diagnostics UEFI are provided in English only There are two options to download HP PC Hardward Diagnostics to USB device Option 1 HP PC Diagnostics homepage Provides access to the latest UEFI version 1 Gotohttp www hp com go techcenter pcdiags 2 Clickthe UEFI Dowload link and then select Run Option 2 Support and Drivers pages Provid
27. restart if itis set to power on automatically as soon as power is restored in Computer Setup If it does not restart press the power button to start the computer Reconfigure the computer after installing a non plug and play expansion board or other option See Solving Hardware Installation Problems on page 81 for instructions Be sure that all the needed device drivers have been installed For example if you are using a printer you need a driver for that model printer Remove all bootable media CD DVD or USB device from the system before turning it on Helpful hints 63 e If you have installed an operating system other than the factory installed operating system check to be sure that it is supported on the system e Ifthe system has multiple video sources embedded PCI or PCI Express adapters installed embedded video on some models only and a single monitor the monitor must be plugged into the monitor connector on the source selected as the primary VGA adapter During boot the other monitor connectors are disabled and if the monitor is connected into these ports the monitor will not function You can select which source will be the default VGA source in Computer Setup A CAUTION When the computer is plugged into an AC power source there is always voltage applied to the system board You must disconnect the power cord from the power source before opening the computer to prevent system board or component damage Solvi
28. size speed number of channels single or dual if applicable e Integrated MAC address for embedded enabled NIC if applicable e Chassis serial number e Asset tracking number e System board ID and CT number e BIOS revision and date e AGESA version and PI version About Displays copyright notice Set Time and Date Allows you to set system time and date Flash System ROM Allows you to update the system ROM with a BIOS image file located on removable media Replicated Setup Save to Removable Media Saves system configuration to a formatted USB flash media device Restore from Removable Media Restores system configuration from a USB flash media device Default Setup Save Current Settings as Default Saves the current system configuration settings as the default Restore Factory Settings as Default Restores the factory system configuration settings as the default Apply Defaults and Exit Applies the currently selected default settings and clears any established passwords Ignore Changes and Exit Exits Computer Setup without applying or saving any changes Save Changes and Exit Saves changes to system configuration or default settings and exits Computer Setup Computer Setup F10 Utilities 53 Computer Setup Storage 54 A NOTE Support for specific Computer Setup options may vary depending on the hardware configuration Table 6 2 Computer Setup Storage Option Device Configuration Description
29. the latest version of the BIOS is being used on the computer The latest system BIOS can be found on the Web at http h18000 www1 hp com support files 40 Chapter5 Removal and replacement procedures Prepare the computer for disassembly Preparation for disassembly on page 21 Remove the access panel Access panel on page 22 From the outside front of the chassis remove the two Torx screws that secure the speaker to the chassis Speaker 41 4 Ifthe speaker cable is secured with a plastic tie to the front I O cables cut the tie to separate the cables A 5 Disconnect the speaker cable from the system board connector labeled INT SPKR 42 Chapter 5 Removal and replacement procedures 6 Fromthe inside of the chassis remove the speaker cable from the clip on the base pan 7 Removethe speaker To replace the speaker reverse the removal procedures Speaker 43 44 Rear chassis fan 1 Prepare the computer for disassembly Preparation for disassembly on page 21 2 Remove the access panel Access panel on page 22 3 Fromtherear of the chassis remove the three silver Phillips screws that secure the fan to the rear of chassis An 4 Fromthe inside of the chassis if the fan cable is secured to the hood sensor cable with a plastic tie 1 cut the tie to separate the cables 5 Disconnect the fan control cable from the red system board connector labeled SYS_FAN 2
30. you want to use the arrow keys on the keypad You can disable or enable the Num Lock key in Computer Setup at Advanced gt Device Options Mouse does not respond to movement or is too slow Cause Solution Mouse connector is not properly plugged into the back of the Shut down the computer using the keyboard computer Windows 7 1 Press the Ctrl and Esc keys at the same time or press the Windows logo key to display the Start menu 2 Use the arrow keys to select Shut Down and then press Enter 3 After the shutdown is complete plug the mouse connector into the back of the computer or the keyboard and restart Windows 8 1 1 Press the Windows logo to open the Settings charm 2 Usethe arrow keys to select Power and then press Enter 3 Usethe arrow keys to select Shut Down and then press Enter 4 After the shutdown is complete plug the mouse connector into the back of the computer or the keyboard and restart Program in use has stopped responding to commands Shut down the computer using the keyboard then restart the computer Mouse may need cleaning Remove the roller ball cover on the mouse and clean the internal components 80 Chapter7 Troubleshooting without diagnostics Mouse does not respond to movement or is too slow Cause Solution Mouse may need repair See the Worldwide Limited Warranty for terms and conditions Computer is in Sleep state Press the power button to resume from Sle
31. 0 Utilities seseeseeseseesesee seen ee eene tn nnn nntn snnt tnnt tena 52 Computer Set p File ciet ttn cues ctos uae en eoe cxsucustlanscck dest se eceycnse cu eosam caua cran X RESERVE 53 Computer Setup Storage ccssccssscesseecsscceseeecsscceseeecsscceseeeesecceseeeeaccesesecaeeeeeeeesseeceeeeseeeeeeeeess 54 Computer Setup SeCculity 5 5er inae terea ance n bern a e cha aiaa haa aa ee Ev Ree aux a Nee Een aa 55 C ompu ter Setup dUrl M 58 Computer Setup Advanced eee isses seeeeee senes en seen enne sinn snis enses tn ss tassa sensi nn 59 Recovering the Configuration Settings esee eese enne nennen nnns nnns nnns nns ns eras irse nass ss nnis 61 7 Troubleshooting witheut MIA QHOSEICS eroe eere ee vedi esdne eee pereo ssa oos a s dp unero n eda ede Ue ena ao aa Eea cosssuvwenusise ded idque 62 Sr 62 Before you call for technical support ccssesscessesssessecssecsecseecsseseecsseseessecscessseseeeeesaeesseeasceseeseeessessecssesseeats 62 Hen pF MAS esse esse 63 Solving general problems REM 64 E ihfnpiyTidin Ilu feeeets ce 68 Solving hard drive problems ccsscssesssessecssssssesssesscessesssesssessecssesssessee
32. 000 Grounding the work area To prevent static damage at the work area use the following precautions Cover the work surface with approved static dissipative material Provide a wrist strap connected to the work surface and properly grounded tools and equipment Use static dissipative mats foot straps or air ionizers to give added protection Handle electrostatic sensitive components parts and assemblies by the case or PCB laminate Handle them only at static free work areas Turn off power and input signals before inserting and removing connectors or test equipment Use fixtures made of static safe materials when fixtures must directly contact dissipative surfaces Keep work area free of nonconductive materials such as ordinary plastic assembly aids and Styrofoam Use field service tools such as cutters screwdrivers and vacuums that are conductive 14 Chapter4 Routine care SATA drive guidelines and disassembly preparation Recommended materials and equipment Materials and equipment that are recommended for use in preventing static electricity include Antistatic tape Antistatic smocks aprons or sleeve protectors Conductive bins and other assembly or soldering aids Conductive foam Conductive tabletop workstations with ground cord of one megohm 10 resistance Static dissipative table or floor mats with hard tie to ground Field service kits Static awareness labels Wrist straps and footwear straps providing o
33. 25 Internet access problems 91 K keyboard cleaning 16 product description 2 keyboard problems 79 L LEDs blinking PS 2 keyboard 100 M media card reader problems 71 memory installation 25 problems 86 socket population 25 specifications 25 memory module product description 1 memory modules illustrated 10 modelname 1 monitor problems 72 mouse cleaning 17 problems 79 N network problems 83 numeric error codes 94 0 operating guidelines 15 operating system media Windows 8 110 operating system media Windows 8 31 110 operating system product description 2 optical drive options 12 problems 88 product description 1 removal 32 overheating prevention 15 P password clearing 103 power on 103 setup 103 passwords 104 105 pointing device product description 2 ports product description 2 POST error messages 94 power cord set requirements country specific 121 power problems 68 power requirements product description 2 power supply fan 17 illustrated 10 operating voltage range 124 removal and replacement 47 Power On password 104 105 power on password 103 printer problems 78 problems audio 76 CD ROMorDVD 88 Computer Setup 64 F10 Setup 64 flash drive 90 front panel 91 general 64 harddrive 69 hardware installation 81 Internet access 91 keyboard 79 Media Card Reader 71 memory 86 monitor 72 mouse 79 network 83 power 68 printer 78 software 92 processor product description 1 removal an
34. Lists all installed BIOS controlled storage devices When a device is selected detailed information and options are displayed The following options may be presented e Hard Disk Size model firmware version serial number connector color SMART category e CD ROM Model firmware version serial number connector color not included for USB CD ROM e Diskette Model and firmware version NOTE Displays for USB diskette drives Storage Options SATA Emulation Allows you to choose how the SATA controller and devices are accessed by the operating system Supported options include IDE RAID and AHCI default CAUTION SATA emulation changes may prevent access to existing hard drive data and degrade or corrupt established volumes IDE Mode This is the default and most backwards compatible setting of the options Operating systems usually do not require additional driver support in IDE mode Use this option for normal non RAID configurations RAID Allows DOS and boot access to RAID volumes Use this mode with the RAID device driver loaded in the operating system to take advantage of RAID features AHCI Mode default option Allows operating systems with AHCI device drivers loaded to take advantage of more advanced features of the SATA controller NOTE TheRAID AHCI device driver must be installed prior to attempting to boot from a RAID AHCI volume If you attempt to boot from a RAID AHCI volume without the required device driver in
35. S has been recently updated restore previous system BIOS version 3 Ifthe error still persists replace the system board 1 Recreate the provisioning file using third party management console software 2 Ifthe error persists and system BIOS has been recently updated restore previous system BIOS version Otherwise update the ME firmware version 3 Ifthe error still persists replace the system board 1 Reboot the computer 2 Ifthe error persists and system BIOS has been recently updated restore previous system BIOS version Otherwise update the ME firmware version 3 Ifthe error still persists replace the system board Invalid Electronic Serial Number Electronic serial number is missing Enter the correct serial number in Computer Setup 98 Chapter 8 POST error messages Control panel message Description Recommended action Network Server Mode Active and No Keyboard Keyboard failure while Network Server Mode 1 Reconnect keyboard with computer Attached enabled turned off 2 Check connector for bent or missing pins 3 Ensurethat none of the keys are depressed 4 Replace keyboard Parity Check 2 Parity RAM failure Run Computer Setup and Diagnostic utilities POST numeric codes and text messages 99 Interpreting POST diagnostic front panel LEDs and audible codes This section covers the front panel LED codes as well as the audible codes that may occur before or during POST that
36. Setup password 105 DIMMs See memory disassembly preparation 21 Driver Recovery DVD creating 112 using forrestore 116 Driver Recovery media Windows 110 Driver Recovery media Windows 8 1 110 drives cable connections 30 installation 30 locations 31 E electrostatic discharge ESD 13 preventing damage 14 error codes 94 100 messages 94 Ethernet product description 1 expansion card installation 27 removal 27 F F10 Setup access problem 64 f11 recovery Windows8 108 f11 recovery Windows 8 1 108 fan illustrated 11 fan sink illustrated 11 fan power supply 17 flash drive problems 90 flashing LEDs 100 front bezel blankremoval 24 illustrated 10 removal 23 front 1 0 assembly illustrated 10 front I O panel removalandreplacement 34 front panelcomponents 5 front panelproblems 91 G general problems 64 graphics cards options 11 graphics product description 1 grounding methods 14 H hard drive product description 1 proper handling 18 removal 33 SATA characteristics 19 harddrive problems 69 hard drive recovery Windows 108 Windows7 114 Windows 8 1 108 hard drives sizes 12 30 hardware installation problems 81 heat sink removalandreplacement 39 Help and Support Windows7 110 helpful hints 63 hood sensor illustrated 12 removal and replacement 46 HP PC Hardware Diagnostics UEFI downloading 106 HP Recovery Disc Creator using 112 l installing battery 118 drive cables 30 expansion card 27 memory
37. a CD cleaning kit available from most computer stores Windows does not detect the CD ROM or DVD ROM drive 1 Use Device Manager to remove or uninstall the device To access Device Manager in Windows 7 click Start select Control Panel and then select Device Manager To access Device Manager in Windows 8 1 from the Start screen type c select Control Panel from the list of applications and then select Device Manager 2 Restartthe computer and let Windows detect the CD or DVD driver Solving CD ROM and DVD problems 89 Recording or copying CDs is difficult or impossible Cause Solution Wrong or poor quality media type 1 Try using a slower speed when recording 2 Verify that you are using the correct media for the drive 3 Tryadifferent brand of media Quality varies widely between manufacturers Solving USB flash drive problems If you encounter USB flash drive problems common causes and solutions are listed in the following table USB flash drive is not seen as a drive letter in Windows Cause Solution The drive letter after the last physical drive is not available Change the default drive letter for the flash drive in Windows USB flash drive not found identified Cause Solution The device is attached to a USB port that has been hidden in Run the Computer Setup utility and enable USB ports in Computer Setup Security USB Security The device was not properly seated before power up Ensure the
38. age to electric components and accessories To avoid hand contact transport products in static safe containers such as tubes bags or boxes Protect all electrostatic parts and assemblies with conductive or approved containers or packaging Keep electrostatic sensitive parts in their containers until they arrive at static free stations Place items on a grounded surface before removing them from their container Always be properly grounded when touching a sensitive component or assembly Avoid contact with pins leads or circuitry Place reusable electrostatic sensitive parts from assemblies in protective packaging or conductive foam Personal grounding methods and equipment Use the following equipment to prevent static electricity damage to equipment Wrist straps are flexible straps with a maximum of one megohm 10 resistance in the ground cords To provide proper ground a strap must be worn snug against bare skin The ground cord must be connected and fit snugly into the banana plug connector on the grounding mat or workstation Heel straps Toe straps Boot straps can be used at standing workstations and are compatible with most types of shoes or boots On conductive floors or dissipative floor mats use them on both feet with a maximum of one megohm x 1096 resistance between the operator and ground Static Shielding Protection Levels Method Voltage Antistatic plastic 1 500 Carbon loaded plastic 7 500 Metallized laminate 15
39. ager to close programs that do not respond 2 Attempt the normal Windows Shut Down procedure If this fails press the power button for four or more seconds to turn off the power To restart the computer press the power button again Solving media card reader problems Media card will not work in a digital camera after formatting it in Windows Cause By default Windows will format any media card with a capacity greater than 32MB with the FAT32 format Some digital cameras use the FAT FAT16 amp FAT12 format and can not operate with a FAT32 formatted card Solution Either format the media card in the digital camera or select FAT file system to format the media card in a computer with Windows Awrite protected or locked error occurs when attempting to write to the media card Cause Media card is locked Locking the media card is a safety feature that prevents writing to and deleting from an SD Memory Stick PRO card Solution If using an SD card make sure that the lock tab located on the right of the SD card is not in the locked position If using a Memory Stick PRO card make sure that the lock tab located on the bottom of the Memory Stick PRO card is not in the locked position Can not write to the media card Cause The media card is a read only memory ROM card Solution Check the manufacturer s documentation included with your card to see if it writable Refer to the previous section for a lis
40. ake full advantage of Windows 8 1 functionality See http www microsoft com for details This computer may require upgraded and or separately purchased hardware and or a DVD drive to install the Windows 7 software and take full advantage of Windows 7 functionality See http windows microsoft com en us windows7 get know windows 7 for details Safety warning notice A WARNING Toreduce the possibility of heat related injuries or of overheating the device do not place the device directly on your lap or obstruct the device air vents Use the device only on a hard flat surface Do not allow another hard surface such as an adjoining optional printer or a soft surface such as pillows or rugs or clothing to block airflow Also do not allow the AC adapter to contact the skin or a soft surface such as pillows or rugs or clothing during operation The device and the AC adapter comply with the user accessible surface temperature limits defined by the International Standard for Safety of Information Technology Equipment IEC 60950 iv Safety warning notice Table of contents 1 oo ou odio ERE D T rey eonienleoeiccseece eae sasacind Supvev penn snvaddusceessecsoaseeees 1 2 BRGgBCEFOOUBI BS eiie o n SAEI E ccs PI UEM EMEN MII CM I IM MEM AS 4 Standard Configuration Features csscssssscsscsssssssscsesssssssscssssscssesssescsaeseeseesaeseessesecaseaeesecaesaesaeeaeeaesaseaeeaeeaseass 4 Front panel components
41. ally controlled 58 Chapter6 Computer Setup F10 Utility Computer Setup Advanced ET NOTE Support for specific Computer Setup options may vary depending on the hardware configuration Table 6 5 Computer Setup Advanced for advanced users Option Power On Options Allows you to set POST mode QuickBoot Clear Memory FullBoot or FullBoot Every x Days QuickBoot default Do not clear memory or perform a memory test FullBoot Memory test count on cold boot Clears memory on all boots o Clear Memory No memory count on cold boot Clears memory on all boots o FullBoot Every x Days Memory count on 1st cold boot on or after the xth day No more memory counts until 1st cold boot on or after x days Clears memory on all boots POST messages enable disable Enabling this feature will cause the system to display POST error messages which are error messages displayed on the monitor during the Power On Self Test if the BIOS encounters some kind of problem while starting the PC A POST error message will only display on screen if the computer is capable of booting this far If the POST detects an error before this point a beep code is generated instead Default is disabled Press the ESC key for Startup Menu Enable Disable This feature controls the display of the text Press the ESC key for Startup Menu during POST This text does not display on Windows 8 1 systems with Fast Boot support Other text al
42. and with the Computer Setup F10 Utility before Restore is needed See Computer Setup File on page 53 in the Computer Setup File table EA NOTE Itis recommended that you save any modified computer configuration settings to a USB flash media device and save the device for possible future use To restore the configuration insert the USB flash media device with the saved configuration and perform the Restore from Removable Media command with the Computer Setup F10 Utility See Computer Setup File on page 53 in the Computer Setup File table Recovering the Configuration Settings 61 7 Troubleshooting without diagnostics This chapter provides information on how to identify and correct minor problems such as USB devices hard drive optical drive graphics audio memory and software problems If you encounter problems with the computer refer to the tables in this chapter for probable causes and recommended solutions 295 E NOTE For information on specific error messages that may appear on the screen during Power On Self Test POST at startup refer to Appendix A POST error messages on page 94 Safety and comfort A WARNING Misuse of the computer or failure to establish a safe and comfortable work environment may result in discomfort or serious injury Refer to the Safety amp Comfort Guide at http www hp com ergo for more information on choosing a workspace and creating a safe and comfor
43. ature enables or disables the redistribution of power to fewer cores and raises the clock frequency on those cores Default is Auto e Num Lock State at Power On off on Default is off e Integrated Video enable disable Use this option to disable the integrated video controller when another video controller is present in the system or to configure UMA memory settings Default is Automatic UMA Size If you select Selectable UMA Size anew menu item appears in the Device Options dialog box to allow you to select the amount of memory to allocate to video memory e USB Charging Port Use this option to enable the USB charging port Default is disabled PCI VGA Configuration Displayed only if there is an add in video card in the system Allows you to specify which VGA controller will be the boot or primary VGA controller Management Operations Allows you to set e DASH Support enable disable Allows you to enable or disable the DASH firmware Default is disabled If you enable this setting DASH Console Redirection ASF BIOS Mode and ASF Watchdog Timer become active e DASH Console Redirection enable disable When enabled allows you to change keyboard standard using the DASH Terminal Type option e DASH Terminal Type VT UTF8 ANSI VT100 VT100 Allows you to configure keyboard standard e ASF BIOS Mode OFF ON alert only Allows you to set xxxxx e ASF Watchdog Timer enable disable Allows you to set amo
44. ause Solution Jack has been reconfigured in the audio driver or application In the audio driver or application software reconfigure the jack or software set the jack to its default value There is no sound or sound volume is too low Cause Solution The application is set to use a different audio device than Some graphics cards support audio over the DisplayPort speakers connection if applicable so multiple audio devices may be listed in Device Manager Make sure the correct device is being used To access Device Manager in Windows 7 click Start select Control Panel and then select Device Manager To access Device Manager in Windows 8 1 from the Start screen type c select Control Panel from the list of applications and then select Device Manager Some applications can select which audio output device is used Make sure the application has selected the correct audio device The operating system controls may be set to use a different audio Set the operating system to use the correct audio device device as the default output device than what is expected Solving printer problems If you encounter printer problems see the documentation that came with the printer and to the common causes and solutions listed in the following table Printer will not print Cause Solution Printer is not turned on and online Turn the printer on and make sure it is online The correct printer drivers for the application are not installed
45. c while the HP logo is displayed The computer Startup Menu displays 4 Pressf 11 to select the System Recovery option 5 Choose your keyboard layout 6 Select Troubleshoot 7 Select Reset 8 Follow the on screen instructions to continue Recovery using the Windows recovery USB flash drive To recover your system using the recovery USB flash drive you previously created A NOTE If you did not create a recovery USB flash drive or the one you created does not work see Recovery using Windows operating system media purchased separately on page 110 1 If possible back up all personal files 2 Insert the recovery USB flash drive you created into a USB port on your computer 3 Restart the computer and as soon as you see the HP logo screen press f9 to display a list of boot devices Use the arrow keys to select your USB flash drive from the UEFI Boot Sources list Press Enter to boot from that device 4 Choose your keyboard layout 5 Select Troubleshoot 6 Select Refresh your PC 7 Follow the on screen instructions Backing up restoring and recovering in Windows 8 1 or Windows 8 109 Recovery using Windows operating system media purchased separately To order a Windows operating system DVD contact support Go to http www hp com support select your country or region and follow the on screen instructions A CAUTION Using Windows operating system media completely erases the hard drive content
46. ccssescesssessssesscesssessssesssseseeseeaeses 106 11 System backup and recovery ERR EHE 108 Backing up restoring and recovering in Windows 8 1 or Windows 8 esee 108 Creating recovery media and backups esee esse eeee eene e eene tn nenne nnne nnne tese nn snnt 108 Restoring and recovering using Windows tools eese ener nennen nnns 108 Using Reset when the system is not responding eese 109 vii Recovery using the Windows recovery USB flash drive esee 109 Recovery using Windows operating system media purchased separately 110 Backing up restoring and recovering in Windows 7 eese ses eeeee eene enne nnne tnnt nnns 110 Creating recovery media sverre iesenii aeea aE AE R EA EEA EA EATE REEE 111 Creating recovery media using HP Recovery Manager select models only 111 Creating recovery discs with HP Recovery Disc Creator select models only 112 Creating recovery discs cccccssssssessesscesssesscessceeesesesceeesseessesssesseeseeeses 112 Backing up your information eese eese eene en eene nnne nn nnns nnne ths nnne nn 113 System REStOrE RNC 113 Erba 114 System Recovery when Windows is responding esee 114 System Re
47. ce the battery only with the HP spare designated for this product A CAUTION Before replacing the battery it is important to back up the computer CMOS settings When the battery is removed or replaced the CMOS settings will be cleared Static electricity can damage the electronic components of the computer or optional equipment Before beginning these procedures ensure that you are discharged of static electricity by briefly touching a grounded metal object 334 E NOTE The lifetime of the lithium battery can be extended by plugging the computer into a live AC wall socket The lithium battery is only used when the computer is NOT connected to AC power HP encourages customers to recycle used electronic hardware HP original print cartridges and rechargeable batteries For more information about recycling programs go to http www hp com recycle 1 Remove disengage any security devices that prohibit opening the computer 2 Remove all removable media such as compact discs or USB flash drives from the computer 3 Turn off the computer properly through the operating system then turn off any external devices 4 Disconnect the power cord from the power outlet and disconnect any external devices A CAUTION Regardless of the power on state voltage is always present on the system board as long as the system is plugged into an active AC outlet You must disconnect the power cord to avoid damage to the internal components of the
48. cnin cxi aaeeea cds i aS Aea oae eee ag teen a e oC Un xen eee suzy 27 BT c M 30 Dive POSIIONS 31 Removing an optical drive cscssecssecsceessecssecssesssesecesecesecscecseeeseeseesssecsessseecseesseesseesseseseseesees 32 Removing a hard drive aantre n nansa aea raaraa ara cei mese aa qe lessons ESSA PUER STU RR RR ERE ESSERE US 33 Front I O and power switch assembly cccccescsesscsssscscssescssesessessssessssessssessscesessessesessesesseasssesesseaessesecsesecseasees 34 nile M 37 Heat Sink ee 39 PROCESS e 40 ELLO E E 41 DE IBSIEEITEADINESP T 44 asp E 46 POW GI SUPPLY RETE M m 47 EEG E 49 System board callouts eee esses eseee eese ee nete rena nnne rarasira acai nns eiaa hike eased seras ne 50 G Computer Setup FTO Ue cninn cats 51 Computer Setup F10 Utilities 0 0 cc eessssssssesescssssesesesesscscsesescescsesesecsesessssseesesecssaesesesecaeseseseeaeseseseeaesceeseetees 51 Using Computer Setup F1
49. computer 5 Remove the access panel 6 Locate the battery and battery holder on the system board 7 Torelease the battery from its holder squeeze the metal clamp that extends above one edge of the battery When the battery pops up lift it out 1 118 Appendix A Battery replacement 10 11 12 To insert the new battery slide one edge of the replacement battery under the lip of the holder with the positive side up Push the other edge down until the clamp snaps over the other edge of the battery 2 Replace the access panel Plug in the computer and turn on power to the computer Reset the date and time your passwords and any special system setups using Computer Setup Lock any security devices that were disengaged when the computer access panel was removed 119 B Power Cord Set Requirements The power supplies on some computers have external power switches The voltage select switch feature on the computer permits it to operate from any line voltage between 100 120 or 220 240 volts AC Power supplies on those computers that do not have external power switches are equipped with internal switches that sense the incoming voltage and automatically switch to the proper voltage The power cord set received with the computer meets the requirements for use in the country where you purchased the equipment Power cord sets for use in other countries must meet the requirements of the country where you use the computer
50. computer power cord before attempting to reseat install or remove a DIMM module 1 Reseat DIMMs Activity Beeps Possible cause Recommended action 2 Replace DIMMs one at a time to isolate the faulty module 3 Replace third party memory with HP memory 4 Replacethe system board Red Power LED flashes six times 6 Pre video graphics error For systems with a graphics card once every second followed by a two second pause Beeps stop 1 Reseat the graphics card after fifth iteration but LEDs 2 Replace the graphics card continue until problem is solved 3 Replace the system board For systems with integrated graphics replace the system board Red Power LED flashes seven 7 System board failure ROM Replace the system board times once every second detected failure prior to followed by a two second pause video Beeps stop after fifth iteration but LEDs continue until problem is solved Red Power LED flashes eight 8 Invalid ROM based on bad 1 Reflash the system ROM with the latest BIOS times once every second checksum image followed by a two second pause Beeps stop after fifth iteration 2 Replace the system board but LEDs continue until problem is solved Red Power LED flashes nine 9 System powers on but is 1 Check that the voltage selector located on the times once every second unable to boot rear of the power supply some models is set followed by a two second pause to the appropriate voltage
51. covery when Windows is not responding eese 115 System Recovery using recovery media select models only 115 Using HP Recovery Disc operating system discs select models only 116 RppendocA brc dilutid j qmm 118 Appendix B Power Cord Set Requirements orco ooo eere ere eon Spe eet o ep eror YN Dno np ER enne Pre pPa Peas KU ERES E RE REP ES OSP aUe 120 General Requirements eres v ttes Go REOR e aiea vee sets oux EU e Tee Ead e Vae ae iE egt 120 Japanese Power Cord Requirements s cssccsscssessscssesssecssesceseesssesseeseeseesasecnsecssessseseseseecseeseseseeeseeenseasees 120 Country Specific Requirements esee sees esee eene eene enses nsns snas sss s ansias ss sese sse a sas s sas s sss sE sanas 121 Appendice Statement OF Volatility 1 uoce eee ease eese ener ne Senne rage Ce enn uns asa pepe Eo Sancgueucenseicced rS 122 Appendix D Specifications rrr rrre tea rrr Eee eoe PEE be EYE PS a Ta PES S EEPEEREEREF RR YEFER EFE EET E HE PAPA R YE PERS EEPER ERE ERERV PESE Pe RE Eee eL ova U Sa Pa 124 EPIIeu ehee E 124 Appena E ROC UCU NG 5er IURE EE MM EE M EM EE E E 125 Dil mec Pc MM rH E SUE 126 viii 1 Product description Category Product Name Description HP 280 G1 Microtower Business Desktop PC Processors Intel i3 4150
52. create your initial backup immediately after initial system setup As you add new software and data files you should continue to back up your system on a regular basis to maintain a reasonably current backup Your initial and subsequent backups allow you to restore your data and settings if a failure occurs You can back up your information to an optional external hard drive a network drive or discs Note the following when backing up e Store personal files in the Documents library and back it up regularly e Backup templates that are stored in their associated directories e Save customized settings that appear in a window toolbar or menu bar by taking a screen shot of your settings The screen shot can be a time saver if you have to reset your preferences e When backing up to discs number each disc after removing it from the drive A NOTE For detailed instructions on various backup and restore options perform a search for these topics in Help and Support To access Help and Support select Start gt Help and Support VERA E NOTE Youmay be prompted by User Account Control for your permission or password when you perform certain tasks To continue a task select the appropriate option For information about User Account Control see Help and Support Select Start Help and Support To create a backup using Windows Backup and Restore A NOTE The backup process may take over an hour depending on file size and the spe
53. creen display functions To download a SoftPaq that will assist you with the synchronization go to the following Web site select the appropriate monitor and download either SP32347 or SP32202 http www hp com support Graphics card is not seated properly or is bad some models 1 Reseat the graphics card 2 Replacethe graphics card Certain typed symbols do not appear correct Cause Solution The font you are using does not support that particular symbol Use the Character Map to locate and select the appropriate symbol You can copy the symbol from the Character Map into a document In Windows 7 click Start select All Programs select Accessories select System Tools and then select Character Map In Windows 8 1 on the Start screen type ch and then select Character Map from the list of applications Solving audio problems If the computer has audio features and you encounter audio problems see the common causes and solutions listed in the following table Sound cuts in and out Cause Solution Processor resources are being used by other open applications Shut down all open processor intensive applications 76 Chapter 7 Troubleshooting without diagnostics Sound does not come out of the speaker or headphones Cause Software volume control is turned down or muted Audio is hidden in Computer Setup Solution Double click the Speaker icon on the taskbar then make sure that Mute is not se
54. d Integrated graphics may use system memory No action required Insufficient memory error during operation Cause Solution Too many Terminate and Stay Resident programs TSRs are Delete any TSRs that you do not need installed You have run out of memory for the application Check the memory requirements for the application or add more memory to the computer Solving memory problems 87 Power LED flashes Red five times once every second followed by a two second pause and the computer beeps five times Beeps stop after fifth iteration but LEDs continue flashing Cause Solution Memory is installed incorrectly or is bad 1 Reseat DIMMs Power on the system 2 Replace DIMMs one at a time to isolate the faulty module 3 Replace third party memory with HP memory 4 Replace the system board Solving CD ROM and DVD problems If you encounter CD ROM or DVD problems see the common causes and solutions listed in the following table or to the documentation that came with the optional device System will not boot from CD ROM or DVD drive Cause Solution The device is attached to a SATA port that has been hidden inthe Run the Computer Setup utility and ensure Device Available is Computer Setup utility selected for the device s SATA port in Security Device Security Removable Media Boot is disabled in the Computer Setup utility Run the Computer Setup utility and enable booting to removable media in Storag
55. d from backups you made If you were not able to create system recovery DVDs or USB flash drive you can order a recovery disc set from support Go to http www hp com support select your country or region and follow the on screen instructions A NOTE Always use the System Restore procedure before you use the System Recovery program See System Restore on page 113 You must choose one of the following methods to perform a System Recovery e Recovery image Run System Recovery from a recovery image stored on your hard disk drive The recovery image is a file that contains a copy of the original factory shipped software To perform a System Recovery from a recovery image see System Recovery when Windows is responding on page 114 or System Recovery when Windows is not responding on page 115 e Recovery media Run System Recovery from recovery media that you have created from files stored on your hard disk drive or purchased separately See System Recovery using recovery media select models only on page 115 System Recovery when Windows is responding A CAUTION System Recovery deletes all data and programs you created or installed Before you begin back up any important data to a CD or DVD or to a USB flash drive A NOTE In some cases you must use recovery media for this procedure If you have not already created this media follow the instructions in Creating recovery media on page 111 If the comput
56. d replacement 40 processors illustrated 10 product description audio 1 chipset 1 Ethernet 1 external media cards 2 graphics 1 harddrive 1 keyboard 2 memory module 1 operating system 2 opticaldrive 1 pointing device 2 ports 2 power requirements 2 processors 1 product name 1 serviceability 3 wireless 1 product ID locations 8 product name 1 R rear chassis fan removal and replacement 44 rear panel components 6 recovery discs steps for creating Windows7 112 recovery discs using for restore 116 recovery media creating 112 recovery media creating Windows 7 111 recovery partition Windows 8 108 recovery partition Windows 8 1 108 recovery USB flash drive steps for creating Windows 7 112 recovery using Windows 8 operating system media 110 recovery using Windows 8 1 operating system media 110 Index 127 removal and replacement cardreader 37 front I O panel 34 heatsink 39 hoodsensor 46 power supply 47 processor 40 rear chassis fan 44 speaker 41 system board 49 removing access panel 22 battery 118 bezelblank 24 expansion card 27 front bezel 23 harddrive 33 optical drive 32 resetting CMOS 103 password jumper 103 restoring the hard drive Windows 108 restoring the hard drive Windows 8 1 108 S safety and comfort 62 safety precautions cleaning 16 SATA connectors on system board 19 data cable pinouts 19 hard drive characteristics 19 Screws correct size 18 serial number locations 8 se
57. device is fully inserted into the USB port before applying power to the system System will not boot from USB flash drive Cause Solution Boot order is not correct Run the Computer Setup utility and change boot sequence in Storage gt Boot Order Removable Media Boot is disabled in the Computer Setup utility Run the Computer Setup utility and enable booting to removable media in Storage Storage Options Ensure USB is enabled in Storage gt Boot Order The computer boots to DOS after making a bootable flash drive Cause Solution Flash drive is bootable Install the flash drive only after the operating system boots Flash drive is defective Try a different flash drive 90 Chapter7 Troubleshooting without diagnostics Solving front panel component problems If you encounter problems with devices connected to the front panel refer to the common causes and solutions listed in the following table AUSB device headphone or microphone is not recognized by the computer Cause Device is not properly connected Solution 1 Turn off the computer 2 Reconnectthe device to the front of the computer and restart the computer The device does not have power The correct device driver is not installed The cable from the device to the computer does not work The device is not working If the USB device requires AC power be sure one end is connected to the device and one end is connected to a live out
58. direct the boot to the recovery partition on the user hard drive if present Some versions of the recovery software honor the F11 key press even when this feature is disabled by the BIOS Default is disabled POST Memory Manager Runtime Allocation Enable Disable Enable this option to avoid an Unable to Resume error when attempting to resume from hibernation with EFI installations of Windows 7 64 bit Default is disabled BIOS Power On Allows you to set the computer to turn on automatically at a time you specify Onboard Devices Allows you to set resources for or disable Legacy devices Computer Setup F10 Utilities 59 Table 6 5 Computer Setup Advanced for advanced users continued Select the Legacy device s IRQ DMA and I O Range The settings may not take effect for all operating systems To hide a device from the operating system see Security Device Security Bus Options Allows you to enable or disable e PCI SERR Generation Default is enabled e PCIVGA Palette Snooping which sets the VGA palette snooping bit in PCI configuration space only needed when more than one graphics controller is installed Default is disabled Device Options Allows you to set e Monitor Tracking enable disable Allows BIOS to save monitor asset information Default is disabled e CPU Performance Boost enable disable auto If the system is using less than the maximum number of cores within the processor this fe
59. dows 8 1 systems and enabled for Windows 8 1 e Allow PPI policy to be changed by OS Enabling this option allows the operating system to execute TPM operations without Physical Presence Interface Default is disabled NOTE To enable this option a Setup password must be set DriveLock Security Allows you to assign or modify a master or user password for hard drives When this feature is enabled the user is prompted to provide one of the DriveLock passwords during POST If neither is successfully entered the hard drive will remain inaccessible until one of the passwords is successfully provided during a subsequent cold boot sequence NOTE This selection will only appear when at least one drive that supports the DriveLock feature is attached to the system Secure Boot Configuration e Legacy Support Enable Disable Allows you to turn off all legacy support on the computer including booting to DOS running legacy graphics cards booting to legacy devices and so on If set to disable legacy boot options in Storage Boot Order are not displayed Default is enabled e Secure Boot Enable Disable Allows you to make sure an operating system is legitimate before booting to it making Windows resistant to malicious modification from preboot to full OS booting preventing firmware attacks UEFI and Windows Secure Boot only allow code signed by pre approved digital certificates to run during the firmware and OS boot process Default is disabl
60. drivers or applications e Driver Recovery DVD Installs specific drivers and applications only in the same way that the HP Software Setup utility installs drivers and applications To create recovery discs your computer must have a DVD writer Use any of the following types of discs purchased separately DVD R DVD R DL DVD R DVD R DL or DVD RW The discs you use will depend on the type of optical drive you are using Creating recovery discs 3 ET NOTE The Windows 7 operating system DVD can be created only once The option to create that media will not be available after you create a Windows DVD To create the Windows DVD 112 Chapter 11 System backup and recovery 1 Select Start All Programs Productivity and Tools HP Recovery Disc Creator Select Windows disk From the drop down menu select the drive for burning the recovery media p w NM Click the Create button to start the burning process Label the disc after you create it and store it in a secure place After the Windows 7 operating system DVD has been created create the Driver Recovery DVD 1 Select Start All Programs Productivity and Tools HP Recovery Disc Creator 2 Select Driver disk 3 From the drop down menu select the drive for burning the recovery media 4 Click the Create button to start the burning process Label the disc after you create it and store it in a secure place Backing up your information You should
61. e gt Storage Options Ensure CD ROM is enabled in Storage gt Boot Order Network Boot is enabled in Computer Setup Run the Computer Setup utility and disable Network Boot in Security Network Boot Non bootable CD in drive Try a bootable CD in the drive Boot order not correct Run the Computer Setup utility and change boot sequence in Storage gt Boot Order Drive not found identified Cause Solution Cable could be loose Check cable connections The system may not have automatically recognized a newly See reconfiguration directions in the Solving Hardware installed device Installation Problems on page 81 section If the system still does not recognize the new device check to see if the device is listed within Computer Setup If it is listed the probable cause is a driver problem If it is not listed the probable cause is a hardware problem If this is a newly installed drive run the Computer Setup utility and try adding a POST delay under Advanced gt Power On Options The device is attached to a SATA port that has been hidden in Run the Computer Setup utility and ensure Device Available is Computer Setup selected for the device s SATA port in Security Device Security Drive responds slowly immediately after power up Run Computer Setup and increase the POST Delay in Advanced gt Power On Options 88 Chapter7 Troubleshooting without diagnostics CD ROM or DVD devices are not detec
62. e 6 2 Computer Setup Storage continued NOTE MS DOS drive lettering assignments may not apply after a non MS DOS operating system has started Shortcut to Temporarily Override Boot Order To boot one time from a device other than the default device specified in Boot Order restart the computer and press Esc to access the boot menu and then F9 Boot Order or only F9 skipping the boot menu when the monitor light turns green After POST is completed a list of bootable devices is displayed Use the arrow keys to select the preferred bootable device and press Enter The computer then boots from the selected non default device for this one time Computer Setup Security ET NOTE Support for specific Computer Setup options may vary depending on the hardware configuration Table 6 3 Computer Setup Security Option Description Setup Password Power On Password Allows you to set and enable a setup administrator password NOTE Ifthe setup password is set it is required to change Computer Setup options flash the ROM and make changes to certain plug and play settings under Windows Allows you to set and enable a power on password The power on password prompt appears after a power cycle or reboot If the user does not enter the correct power on password the unit will not boot Password Options This selection appears only if a power on password or setup passwordis set Allows you to enable disab
63. e computer 7 Disconnect all peripheral device cables from the computer 8 As applicable lay the computer down on its side to achieve a safe working position 039 NOTE During disassembly label each cable as you remove it noting its position and routing Keep all screws with the units removed A CAUTION The screws used in the computer are of different thread sizes and lengths using the wrong screw in an application may damage the unit Preparation for disassembly 21 22 Access panel To access internal components you must remove the access panel 1 Prepare the computer for disassembly Preparation for disassembly on page 21 2 Loosen the captive screw on the rear of the access panel 1 slide the computer back approximately 12 mm 1 2 inch 2 and then lift the access panel off the computer Reverse this procedure to replace the access panel Chapter 5 Removal and replacement procedures Front bezel 1 Prepare the computer for disassembly Preparation for disassembly on page 21 2 Remove the access panel Access panel on page 22 3 Lift up the three tabs on the side of the bezel 1 then rotate the bezel off the chassis 2 lt d d di e lt a a ce PA Reverse this procedure to replace the front bezel Front bezel 23 Optical drive bezel blank On some models there is a bezel blank covering the optical drive bay Remove the bezel bla
64. e effect the next time the computer is restarted Deleting a Setup or Power On password To delete the power on or setup password complete the following steps 1 Turn on or restart the computer To delete the Setup password go to step 2 To delete the Power on password go to step 3 2 Todelete the Setup password as soon as the computer turns on Press the Esc key while Press the ESC key for Startup Menu message is displayed Press the F10 key to enter Computer Setup 3 When the key icon appears type your current password a slash or alternate delimiter character your new password another slash or alternate delimiter character and your new password again as shown current password 4 PressEnter Deleting a Setup or Power On password 105 10 HPPCHardware Diagnostics To help troubleshoot and diagnose failures use the UEFI based hardware diagnostic solution that HP includes on all products This tool can even be used if the computer will not boot to the operating system Why run HP PC Hardware Diagnostics The HP PC Hardware Diagnostic tools simplify the process of diagnosing hardware issues and expedite the support process when issues are found The tools save time by pinpointing the component that needs to be replaced e Isolate true hardware failures The diagnostics run outside of the operating system so they effectively isolate hardware failures from issues that may be caused by the operating system or
65. e if the device is listed within Computer Setup If it is listed the probable cause is a driver problem If it is not listed the probable cause is a hardware problem If this is a newly installed drive run the Computer Setup utility and try adding a POST delay under Advanced gt Power On Options The device is attached to a SATA port that has been hidden in Computer Setup Drive responds slowly immediately after power up Run the Computer Setup utility and ensure Device Available is selected for the device s SATA port in Security Device Security Run Computer Setup and increase the POST Delay in Advanced gt Power On Options Solving hard drive problems 69 70 Nonsystem disk NTLDR missing message Cause The system is trying to start from the hard drive but the hard drive may have been damaged System files missing or not properly installed Solution A Perform Drive Protection System DPS testing in system ROM 1 Insert bootable media and restart the computer 2 Boottothe windows installation media and select the recovery option If only a restore kit is available then select the File Backup Program option and then restore the system 3 Install system files for the appropriate operating system Hard drive boot has been disabled in Computer Setup Run the Computer Setup utility and enable the hard drive entry in the Storage Boot Order list Bootable hard drive is not attached as fi
66. ece ssandeseve ei cusstcensiavedebatiunedeues e aaa a Legno ra uL cw es eH cvv aiai 19 SATA Gata Ca EE TK 19 SMART ATA EIS rii rena cento tae Pe Eee de need ee Die ERE Re ee ee FERRE FOR RN O n E Ad EIN RERAE DIS H ERE Yuan RR NE Re qu 19 Cable ETE DESTRA TERDTETIEMC 20 5 Removal and replacement procedures 1 eec Lecce eee eee e eee esee esee sees essa sss sa etes nosse ssa sees so ses esses su 21 Preparation for disassembly csccsccsscssscssecsscssscsssssscsssesecesecessesscessesssesseessessesseessecesecsseaeecnseceesseesassseesseeaaes 21 ACCESS panel oe 22 lips M 23 Optical drive bezel blank eese e esee eeese sense en seen enn senes rns nns nn sss ns snis nsns nnns sensns essersi snis 24 uua 25 aee C S 25 DDR3 DDR3L SDRAM UDIMMS sccccccssssssesescssssesesssessescssseseescaeseseensaesesecaeaeseseeaeasesesauaeeeseessaeseees 25 Populating DIMM sockets csccssesssesesssecsececssessecssecssesaeceesaeesssesecaeesscesecessesecessesseessessessesseesas 25 Installing hol C 26 ExparisiOn Cards erectae g eren Ran loves in hee aea
67. ect Advanced gt Device Options gt Internal Speaker Some graphics cards support audio over the DisplayPort connection if applicable so multiple audio devices may be listed in Device Manager Make sure the correct device is being used To access Device Manager in Windows 7 click Start select Control Panel and then select Device Manager To access Device Manager in Windows 8 1 from the Start screen type c select Control Panel from the list of applications and then select Device Manager Some applications can select which audio output device is used Make sure the application has selected the correct audio device The operating system controls may be set to use a different audio device as the default output device than what is expected Sound from headphones is not clear or muffled Cause Headphones are plugged into the rear audio output connector The rear audio output connector is for powered audio devices and is not designed for headphone use Set the operating system to use the correct audio device Solution Plug the headphones into the headphone connector on the front of the computer Solving audio problems 77 Computer appears to be locked up while recording audio Cause Solution The hard disk may be full Before recording make sure there is enough free space on the hard disk You can also try recording the audio file in a compressed format Line in jack is not functioning properly C
68. ed except for Windows 8 1 systems which have this setting enabled Secure Boot enabled also sets Legacy Support to disabled e Key Management This option lets you manage the custom key settings Clear Secure Boot Keys Don t Clear Clear Allows you to delete any previously loaded custom boot keys Default is Don t Clear o Key Ownership HP Keys Custom Keys Selecting Custom Mode allows you to modify the contents of the secure boot signature databases and the platform key PK that verifies kernels during system start up allowing you to use alternative operating systems Selecting HP Keys causes the computer boot using the preloaded HP specific boot keys Default is HP Keys e FastBoot Enable Disable Fast boot disables the ability to interrupt boot such as pressing f keys to access items before the operating system loads Default is disabled NOTE If Windows 8 1 detects a serious error it will interrupt the boot process automatically and display advanced boot options From Windows 8 1 you can press Shift and select Restart to access the screen that lets you boot to a device or troubleshoot your computer Computer Setup F10 Utilities 57 Computer Setup Power A NOTE Support for specific Computer Setup options may vary depending on the hardware configuration Table 6 4 Computer Setup Power D a a T Option Description OS Power Management e Runtime Power Management Enable Disable Allows certain operat
69. ed UDIMMs UDIMMs constructed with x8 and x16 DDR devices UDIMMs constructed with x4 SDRAM are not supported A NOTE The system will not operate properly if you install unsupported UDIMMs Populating DIMM sockets There are two DIMM sockets on the system board with one socket per channel The sockets are labeled DIMM1 and DIMM3 Socket DIMM1 operates in memory channel A Socket DIMM3 operates in memory channel B Memory 25 26 Installing DIMMs A CAUTION You must disconnect the power cord and wait approximately 30 seconds for the power to drain before adding or removing memory modules Regardless of the power on state voltage is always supplied to the memory modules as long as the computer is plugged into an active AC outlet Adding or removing memory modules while voltage is present may cause irreparable damage to the memory modules or system board The memory module sockets have gold plated metal contacts When upgrading the memory it is important to use memory modules with gold plated metal contacts to prevent corrosion and or oxidation resulting from having incompatible metals in contact with each other Static electricity can damage the electronic components of the computer or optional cards Before beginning these procedures ensure that you are discharged of static electricity by briefly touching a grounded metal object When handling a memory module be careful not to touch any of the contacts Doing so may damage t
70. ed of the computer 1 Select Start gt All Programs gt Maintenance gt Backup and Restore 2 Follow the on screen instructions to set up your backup System Restore If you have a problem that might be due to software that you installed on your computer or if you want to restore the system to a previous state without losing any personal information use System Restore to return the computer to a previous restore point A NOTE Always use this System Restore procedure before you use the System Recovery feature To start System Restore Backing up restoring and recovering in Windows 7 113 1 Close all open programs 2 Clickthe Start button right click Computer and then click Properties 3 Click System protection System Restore click Next and then follow the on screen instructions System Recovery A WARNING This procedure will delete all user information To prevent loss of information be sure to back up all user information so you can restore it after recovery System Recovery completely erases and reformats the hard disk drive deleting all data files that you have created and then reinstalls the operating system programs and drivers However you must reinstall any software that was not installed on the computer at the factory This includes software that came on media included in the computer accessory box and any software programs you installed after purchase Any personal files must be restore
71. efaults and Exit Shut down the computer remove the AC power cord and place the blue green jumper back on header E49 Replace the computer hood and power cord If Computrace is enabled on the computer see the service provider for instruction to disable the feature 123 D Specifications Specifications Chassis Height 14 13 in 35 88 cm Width 6 5 in 16 5 cm Depth 13 98 in 35 5 cm Approximate Weight 15 51 lb 7 05 kg Temperature Range Operating 50 to 95 F 10 to 35 C 22 to 140 F 30 to 60 C Nonoperating NOTE Operating temperature is derated 1 0 C per 300 m 1000 ft to 3000 m 10 000 ft above sea level no direct sustained sunlight Maximum rate of change is 10 C Hr The upper limit may be limited by the type and number of options installed Relative Humidity noncondensing Operating 10 90 10 90 Nonoperating 38 7 C max wet bulb 5 95 5 95 Maximum Altitude unpressurized Operating 10 000 ft 3048 m Nonoperating 30 000 ft 9144m Power Supply Operating Voltage Range 90 264 VAC Rated Voltage Range 100 240 VAC Rated Line Frequency 50 60 Hz Operating Line Frequency 47 63 Hz Standard Efficiency 180W active PFC 1 This system utilizes an active power factor corrected power supply This allows the system to pass the CE mark requirements for use in the countries of the European Union The active power factor corrected power supply also has the added benefit of not requiring a
72. ep state CAUTION When attempting to resume from Sleep state do not hold down the power button for more than four seconds Otherwise the computer will shut down and you will lose any unsaved data Mouse will only move vertically horizontally or movement is jerky Cause Solution Mouse roller ball or the rotating encoder shafts that make Remove roller ball cover from the bottom of the mouse and clean contact with the ball are dirty the internal components with a mouse cleaning kit available from most computer stores Solving Hardware Installation Problems You may need to reconfigure the computer when you add or remove hardware such as an additional drive or expansion card If you install a plug and play device Windows automatically recognizes the device and configures the computer If you install a non plug and play device you must reconfigure the computer after completing installation of the new hardware In Windows use the Add Hardware Wizard and follow the instructions that appear on the screen To open the Add Hardware Wizard open a Command Prompt and open hdwwiz exe A WARNING When the computer is plugged into an AC power source voltage is always applied to the system board To reduce the risk of personal injury from electrical shock and or hot surfaces be sure to disconnect the power cord from the wall outlet and allow the internal system components to cool before touching Table 7 1 Solving Hardware Installa
73. eps seven times Beeps stop after fifth iteration but LEDs continue flashing Cause Solution System board failure ROM detected failure prior to video Replace the system board Monitor does not function properly when used with energy saver features Cause Solution Monitor without energy saver capabilities is being used with Disable monitor energy saver feature energy saver features enabled Dim characters Cause Solution The brightness and contrast controls are not set properly Adjust the monitor brightness and contrast controls Cables are not properly connected Check that the graphics cable is securely connected to the graphics card if applicable or video connector and the monitor Blurry video or requested resolution cannot be set Cause Solution If the graphics controller was upgraded the correct graphics Install the video drivers included in the upgrade kit drivers may not be loaded Monitor is not capable of displaying requested resolution Change requested resolution Graphics card is bad Replace the graphics card The picture is broken up rolls jitters or flashes Cause Solution The monitor connections may be incomplete or the monitor may 1 Be sure the monitor cable is securely connected to the be incorrectly adjusted computer 2 Inatwo monitor system or if another monitor is in close proximity be sure the monitors are not interfering with each other s electromagnetic field by mo
74. er and booting to Windows the reader and the inserted cards are not recognized by the computer Cause The operating system needs time to recognize the device if the reader was just installed into the computer and you are turning the PC on for the first time Solution Wait a few seconds so that the operating system can recognize the reader and the available ports and then recognize the media inserted in the reader After inserting a media card in the reader the computer attempts to boot from the media card Cause The inserted media card has boot capability Solution 1 If you do not want to boot from the media card remove it during boot or do not select the option to boot from the inserted media card during the boot process 2 During POST Power On Self Test press F9 to modify the boot menu 3 Changethe boot sequence in F10 Computer Setup Solving display problems If you encounter display problems see the documentation that came with the monitor and to the common causes and solutions listed in the following table Blank screen no video Cause Monitor is not turned on and the monitor light is not on Solution Turn on the monitor and check that the monitor light is on Bad monitor Try a different monitor The cable connections are not correct Check the cable connection from the monitor to the computer and to the electrical outlet You may have a screen blanking utility ins
75. er is working and Windows 7 is responding use these steps to perform a System Recovery 1 Turn off the computer 2 Disconnect all peripheral devices from the computer except the monitor keyboard and mouse 3 Turn on the computer 4 When Windows has loaded click the Start button and then click All Programs e f Security and Protection is listed continue with step 5 e f Productivity and Tools is listed follow the steps in System Recovery when Windows is not responding on page 115 5 Click Security and Protection click Recovery Manager and then click Recovery Manager If prompted click Yes to allow the program to continue 114 Chapter 11 System backup and recovery 9 10 Under I need help immediately click System Recovery Select Yes and then click Next Your computer restarts When the computer restarts you will see the Recovery Manager welcome screen again Under I need help immediately click System Recovery If you are prompted to back up your files and you have not done so select Back up your files first recommended and then click Next Otherwise select Recover without backing up your files and then click Next System Recovery begins After System Recovery is complete click Finish to restart the computer When Windows has loaded shut down the computer reconnect all peripheral devices and then turn the computer back on System Recovery when Windows is not responding A CAUTION System Recove
76. er you successfully set up the computer create recovery media This step creates a backup of the recovery partition on the computer The backup can be used to reinstall the original operating system in cases where the hard drive is corrupted or has been replaced You will use a USB flash drive to create a bootable recovery drive that can be used to troubleshoot a computer that is unable to start The USB flash drive can be used to reinstall the original operating system and the programs that were installed at the factory A NOTE Any information on the USB flash drive will be erased before the recovery media is created e To create the Windows 8 1 recovery media from the Start screen type recovery drive then click on Create a recovery drive Follow the on screen instructions to continue e To create the Windows 8 recovery media from the Start screen type recovery drive and then click on Settings then click on Create a recovery drive Follow the on screen instructions to continue 2 Use the Windows tools to create system restore points and create backups of personal information For more information and steps see Help and Support From the Start screen type help and then select Help and Support Restoring and recovering using Windows tools Windows offers several options for restoring from backup refreshing the computer and resetting the computer to its original state For more information and steps see Help and Support
77. es downloads for a specific product for earlier and later versions 106 Chapter 10 HP PC Hardware Diagnostics Go to http www hp com Point to Support located at the top of the page and then click Download Drivers In the text box enter the product name and then click Go or Click Find Now to let HP automatically detect your product Select your computer model and then select your operating system In the Diagnostic section click HP UEFI Support Environment Click Download and then select Run Downloading HP PC Hardware Diagnostics UEFI to a USB device 107 11 System backup and recovery Backing up restoring and recovering in Windows 8 1 or Windows 8 Your computer includes tools provided by HP and Windows to help you safeguard your information and retrieve it if you ever need to These tools will help you return your computer to a proper working state or even back to the original factory state all with simple steps This section provides information about the following processes e Creating recovery media and backups e Restoring and recovering your system A NOTE This section describes an overview of backing up restoring and recovering options For more details about the tools provided see Help and Support From the Start screen type help and then select Help and Support Creating recovery media and backups Recovery after a system failure is only as good as your most recent backup 1 Aft
78. eters in the application Add more memory Upgrade the graphics solution Restart the computer Computer powered off automatically and the Power LED flashes Red two times once every second followed by a two second pause and the computer beeps two times Beeps stop after fifth iteration but LEDs continue flashing Cause Solution Processor thermal protection activated 1 A fan may be blocked or not turning 2 OR The heat sink is not properly attached to the processor 3 Ensure that the computer air vents are not blocked and the processor cooling fan is running Open the access panel press the power button and see if the processor fan or other system fan spins If the fan does not spin make sure the fan cable is plugged onto the system board header If fan a plugged in and not spinning replace it System does not power on and the LEDs on the front of the computer are not flashing Cause Solution System unable to power on Press and hold the power button for less than 4 seconds If the hard drive LED turns white then T OR If equipped with a voltage selector check that the voltage selector located on the rear of the power supply is set to the appropriate voltage Proper voltage setting depends on your region Remove the expansion cards one at a time until the 5V aux light on the system board turns on Replace the system board Press and hold the power button for less than 4 seconds I
79. ethe network controller in the operating system using Device Manager To access Device Manager in Windows 7 click Start select Control Panel and then select Device Manager To access Device Manager in Windows 8 1 from the Start screen type c select Control Panel from the list of applications and then select Device Manager Incorrect network driver Check the network controller documentation for the correct driver or obtain the latest driver from the manufacturer s Web site Network status link light never flashes NOTE Thenetwork status light is supposed to flash when there is network activity Cause Solution No active network is detected Check cabling and network equipment for proper connection Network controller is not set up properly Check for the device status within Windows such as Device Manager for driver load and the Network Connections applet within Windows for link status To access Device Manager in Windows 7 click Start select Control Panel and then select Device Manager To access Device Manager in Windows 8 1 from the Start screen type c select Control Panel from the list of applications and then select Device Manager Network controller is disabled 1 Run Computer Setup and enable network controller 2 Enablethe network controller in the operating system using Device Manager 84 Chapter7 Troubleshooting without diagnostics Table 7 2 Solving Network Problems continued Netwo
80. f the hard drive LED does not turn on white then T 2 Check that the unit is plugged into a working AC outlet Open the access panel and check that the power button cable is properly connected to the system board Check that the power supply cables are properly connected to the system board Check to see if the 5V aux light on the system board is turned on If it is turned on then replace the power button assembly If the 5V aux light on the system board is off then replace the power supply Replace the system board Solving general problems 67 Solving power problems Common causes and solutions for power problems are listed in the following table Power supply shuts down intermittently Cause Solution If equipped with a voltage selector voltage selector switch on Select the proper AC voltage using the selector switch rear of computer chassis some models not switched to correct line voltage 115V or 230V Power supply will not turn on because of internal power supply Replace the power supply fault Computer powered off automatically and the Power LED flashes Red two times once every second followed by a two second pause and the computer beeps two times Beeps stop after fifth iteration but LEDs continue flashing Cause Solution Processor thermal protection activated 1 Ensure that the computer air vents are not blocked and the processor cooling fan is running A fan may be blocked or not turning
81. fan is running Open hood press power button and see if the processor fan spins If the processor fan is not spinning make sure the fan s cable is plugged onto the system board header If fan is plugged in but is not spinning then replace heat sink fan assembly Contact an authorized reseller or service provider Red Power LED flashes four times once every second followed by a two second pause Beeps stop after fifth iteration but LEDs continue until problem is solved Power failure power supply is overloaded 3 4 Open the hood and ensure the 4 or 6 wire power supply cable is seated into the connector on the system board Check if a device is causing the problem by removing ALL attached devices such as hard diskette or optical drives and expansion cards Power on the system If the system enters the POST then power off and replace one device at a time and repeat this procedure until failure occurs Replace the device that is causing the failure Continue adding devices one at a time to ensure all devices are functioning properly Replace the power supply Replace the system board Red Power LED flashes five times once every second followed by a two second pause Beeps stop after fifth iteration but LEDs continue until problem is solved 100 Chapter8 POST error messages Pre video memory error CAUTION To avoid damage to the DIMMs or the system board you must unplug the
82. ght up to remove it Be sure not to scrape the card against other components Store the removed card in anti static packaging If you are not installing a new expansion card install an expansion slot cover to close the open slot A CAUTION After removing an expansion card you must replace it with a new card or expansion slot 3 Ef NOTE When installing an expansion card press firmly on the card so that the whole connector seats 10 11 12 13 cover for proper cooling of internal components during operation To install a new expansion card hold the card just above the expansion socket on the system board then move the card toward the rear of the chassis so that the bottom of the bracket on the card slides into the small slot on the chassis Press the card straight down into the expansion socket on the system board properly in the expansion card slot Connect external cables to the installed card if needed Connect internal cables to the system board if needed Replace the computer access panel Reconnect the power cord and turn on the computer Lock any security devices that were disengaged when the computer access panel was removed Reconfigure the computer if necessary Expansion cards 29 Drives Description Hard drives Solid state drives 1 TB 500 GB Optical drives DVD RW drive DVD ROM drive When installing drives follow these guidelines e The p
83. hat secures the card reader assembly to the chassis and then pull the assembly away from the computer while threading the cable through the slot in the computer 6 Remove the card reader from the inside of the computer To reinstall the card reader reverse the removal procedure 38 Chapter5 Removal and replacement procedures Heat sink A CAUTION The bond between the heat sink and the processor may be very tight If the computer will power on before removing the heat sink turn on the computer until it warms the heat sink Warming the heat sink lessens the bond between the heat sink and the processor thereby making separating them easier Make sure not to pull the processor out of the socket when you lift the heat sink especially if you cannot warm the heat sink prior to removal Inadvertently removing the processor can damage the pins 1 Prepare the computer for disassembly Preparation for disassembly on page 21 2 Remove the access panel Access panel on page 22 3 Loosen the four silver captive Torx T15 screws 1 that secure the heat sink to the system board A CAUTION Remove heat sink retaining screws in diagonally opposite pairs as in an X to even the downward forces on the processor The pins on the socket are very fragile and any damage to them may require replacing the system board 4 Disconnect the fan cable from the system board connector labeled CPUFAN 2 5 Lift the heat sink from atop t
84. he module 1 Prepare the computer for disassembly Preparation for disassembly on page 21 2 Remove the access panel Access panel on page 22 3 Open both latches of the memory module socket 1 and insert the memory module into the socket 2 A NOTE A memory module can be installed in only one way Match the notch on the module with the tab on the memory socket Populate the DIMM1 socket first 4 Pushthe module down into the socket ensuring that the module is fully inserted and properly seated Make sure the latches are in the closed position 3 5 Replace the computer access panel 6 Reconnect the power cord and turn on the computer 7 Lock any security devices that were disengaged when the access panel was removed Chapter 5 Removal and replacement procedures The computer should automatically recognize the additional memory the next time you turn on the computer Expansion cards The computer has two PCI Express x1 expansion slots one PCI Express x16 expansion slot and one PCI Express x16 expansion slot that is downshifted to a x4 slot d NOTE You can install a PCI Express x1 x8 or x16 expansion card in the PCI Express x16 slot For dual graphics card configurations the first primary card must be installed in the PCI Express x16 slot that is NOT downshifted to a x4 To remove replace or add an expansion card 1 Prepare the computer for disassembly Preparation for disassembl
85. he list of applications 2 Expandthe Resolution box and then use the sliding control to reset the resolution Monitor is configured to use an input that is not active Use the monitor s on screen menu controls to select the input that is being driven by the system Refer to the monitor s user documentation for more information on the on screen controls and settings Blank screen and the power LED flashes Red five times once every second followed by a two second pause and the computer beeps five times Beeps stop after fifth iteration but LEDs continue flashing Cause Pre video memory error Solution 1 Reseat DIMMs Power on the system 2 Replace DIMMs one at a time to isolate the faulty module 3 Replace third party memory with HP memory 4 Replacethe system board Blank screen and the power LED flashes Red six times once every second followed by a two second pause and the computer beeps six times Beeps stop after fifth iteration but LEDs continue flashing Cause Pre video graphics error Solution For systems with a graphics card 1 Reseatthe graphics card if applicable Power on the system 2 Replace the graphics card if applicable 3 Replace the system board For systems with integrated graphics replace the system board Solving display problems 73 Blank screen and the power LED flashes Red seven times once every second followed by a two second pause and the computer be
86. he processor When reinstalling the heat sink make sure that its bottom has been cleaned with an alcohol wipe and fresh thermal grease has been applied to the top of the processor A CAUTION Heat sink retaining screws should be tightened in diagonally opposite pairs as in an X to evenly seat the heat sink on the processor This is especially important as the pins on the socket are very fragile and any damage to them may require replacing the system board Heat sink 39 Processor Description Intel Core i3 4150 processor 3 5 GHz Intel Pentium G3250 processor 3 2 GHz Intel Celeron G1840 processor 2 8 GHz 1 Prepare the computer for disassembly Preparation for disassembly on page 21 2 Remove the access panel Access panel on page 22 3 Remove the heat sink Heat sink on page 39 4 Rotate the locking lever to its full open position 1 5 Carefully lift the processor from the socket 2 A CAUTION DoNOT handle the pins in the processor socket These pins are very fragile and handling them could cause irreparable damage Once pins are damaged it may be necessary to replace the system board The heat sink must be installed within 24 hours of installing the processor to prevent damage to the processor s solder connections Reverse the removal procedure to install a new processor A NOTE After installing a new processor onto the system board update the system ROM to ensure that
87. ing systems to reduce processor voltage and frequency when the current software load does not require the full capabilities of the processor Default is enabled e Idle Power Savings Extended Normal Allows certain operating systems to decrease the processors power consumption when the processor is idle Default is extended e Unique Sleep State Blink Rates Enable Disable This feature is designed to provide a visual indication of what sleep state the system is in Each sleep state has a unique blink pattern Default is disabled NOTE For Windows 8 1 systems with Fast Boot support a normal shutdown goes to the S4 state SO On Solid white LED S3 Stand By 3 blinks at 1Hz 50 duty cycle followed by a pause of 2 seconds white LED repeated cycles of 3 blinks and a pause S4 Hibernation 4 blinks at 1Hz 50 duty cycle followed by a pause of 2 seconds white LED repeated cycles of 4 blinks and a pause S5 Soft Off LED is off Hardware Power SATA Power Management Enables or disables SATA bus and or device power management Default is Management enabled S5 Maximum Power Savings Turns off power to all nonessential hardware when system is off to meet EUP Lot 6 requirement of less than 0 5 Watt power usage Default is disabled Thermal Fan idle mode This bar graph controls the minimum permitted fan speed NOTE This setting only changes the minimum fan speed The fans are still automatic
88. ing the hard drive 108 Windows 8 1 backup and restore 108 Driver Recovery media 110 f11 recovery 108 hard drive recovery 108 operating system DVD 110 recovery partition 108 restoring the hard drive 108 wireless product description 1
89. k drivers are not loaded or driver parameters do not match current configuration Solution Make sure the network drivers are loaded and that the driver parameters match the configuration of the network controller Make sure the correct network client and protocolis installed The network controller is not configured for this computer Select the Network and Sharing Center icon in the Control Panel and configure the network controller To access Control Panel in Windows 7 click Start and then select Control Panel To access Control Panel in Windows 8 1 from the Start screen type c and then select Control Panel Solving Network Problems 85 Network controller stopped working when an expansion board was added to the computer Cause Solution Network controller interrupt is shared with an expansion board Under the Computer Setup Advanced menu change the resource settings for the board The network controller requires drivers Verify that the drivers were not accidentally deleted when the drivers for a new expansion board were installed The expansion board installed is a network card NIC and Under the Computer Setup Advanced menu change the resource conflicts with the embedded NIC settings for the board Network controller stops working without apparent cause Cause Solution The files containing the network drivers are corrupted Reinstall the network drivers using the Recovery Disc Set in Windows 7 or Window
90. lash drive with a capacity of at least 8 GB A NOTE Recovery Media Creation formats the USB flash drive deleting any files on it 1 Close all open programs 2 Insert the USB flash drive into a USB port on the computer 3 Clickthe Start button click All Programs click Security and Protection click Recovery Manager and then click Recovery Media Creation 4 Click Create recovery media with a USB flash drive and then click Next 5 Select the USB flash drive from the list of media The program will let you know how much storage is required to create the recovery drive If the USB flash drive does not have enough storage capacity it will appear grayed out and you must replace it with a larger USB flash drive Click Next 6 Follow the on screen instructions When the process is complete label the USB flash drive and store it in a secure place Creating recovery discs with HP Recovery Disc Creator select models only HP Recovery Disc Creator is a software program that offers an alternative way to create recovery discs on select models After you successfully set up the computer you can create recovery discs using HP Recovery Disc Creator The recovery discs allow you to reinstall your original operating system as well as select drivers and applications if the hard drive becomes corrupted HP Recovery Disc Creator creates two kinds of recovery discs e Windows 7 operating system DVD Installs the operating system without additional
91. le e Lock Legacy Resources determines whether or not Windows Device Manager is allowed to change resource settings for serial and parallel ports e Stringent security enabling the stringent password disables the ability to reset the password by moving the jumper on the system board Default is disabled CAUTION If you enable the stringent security feature and you forget the setup password or the power on password the computer is inaccessible and can no longer be used If you lose or forget the password the system board must be replaced This scenario is not covered under warranty To prevent the computer from becoming permanently unusable record your configured setup password or power on password in a safe place away from your computer Without these passwords the computer cannot be unlocked e Setup Browse Mode appears if a setup password is set allows viewing but not changing the F10 Setup Options without entering setup password Default is enabled e Password prompt on F9 amp F12 requires setup password to use these boot functions Default is enabled o Network Server Mode Default is disabled Smart Cover Only displays if the computer is equipped with a smart cover Allows you to e Cover Lock allows you to lock or unlock the cover e Cover Removal Sensor allows you to set the sensor to Disable Notify User Setup Password NOTE Notify User alerts the user that the sensor has detected that the cover
92. lected and use the volume slider to adjust the volume NOTE In Windows 8 1 the taskbar is available at the bottom of the Desktop screen Enable the audio in Computer Setup Security gt Device Security gt System Audio The external speakers are not turned on The audio device may be connected to the wrong jack External speakers plugged into the wrong audio jack on a recently installed sound card Turn on the external speakers Ensure that the device is connected to the correct jack on the computer The rear audio jack output is the green receptacle The speakers should be plugged into the line out jack and the headphones should be plugged into the headphone jack See the sound card documentation for proper speaker connection The rear audio jack output is the green receptacle Headphones or devices connected to the line out connector mute the internal speaker Turn on and use headphones or external speakers if connected or disconnect headphones or external speakers Computer is in Sleep state Press the power button to resume from Sleep state CAUTION When attempting to resume from Sleep state do not hold down the power button for more than four seconds Otherwise the computer will shut down and you will lose any unsaved data Internal speaker is disabled in Computer Setup The application is set to use a different audio device than speakers Enable the internal speaker in Computer Setup Sel
93. les become corrupted you can restore the files that you backed up In case of system failure you can use the backup files to restore the contents of your computer See Backing up your information on page 113 A NOTE HP recommends that you print the recovery procedures and save them for later use in case of system instability Creating recovery media After you successfully set up the computer create recovery media The media can be used to reinstall the original operating system in cases where the hard drive is corrupted or has been replaced There are two types of recovery media To determine which steps to follow for your computer 1 Click the Start button 2 Click All Programs e If Security and Protection is listed continue with the steps in Creating recovery media using HP Recovery Manager select models only on page 111 e f Productivity and Tools is listed continue with the steps in Creating recovery discs with HP Recovery Disc Creator select models only on page 112 Creating recovery media using HP Recovery Manager select models only e To create recovery discs your computer must have a DVD writer Use DVD R or DVD R discs purchased separately The discs you use will depend on the type of optical drive you are using Ef NOTE DVD R DL DVD R DL or DVD RW disc are not supported e You have the option of creating a recovery USB flash drive instead using a high quality USB drive e If you are c
94. let 1 Install the correct driver for the device 2 You might need to reboot the computer 1 If possible replace the cable 2 Restartthe computer 1 Replace the device 2 Restart the computer USB ports on the computer are disabled in Computer Setup Run the Computer Setup utility and ensure that the USB ports are set to Enabled in Security USB Security Solving Internet access problems If you encounter Internet access problems consult your Internet Service Provider ISP or refer to the common causes and solutions listed in the following table Unable to connect to the Internet Cause Internet Service Provider ISP account is not set up properly Solution Verify Internet settings or contact your ISP for assistance Web browser is not set up properly Verify that the Web browser is installed and set up to work with your ISP Cable DSL modem is not plugged in Plug in cable DSL modem You should see a power LED light on the front of the cable DSL modem Cable DSL service is not available or has been interrupted due to bad weather Try connecting to the Internet at a later time or contact your ISP If the cable DSL service is connected the cable LED light on the front of the cable DSL modem will be on The CAT5 UTP cable is disconnected IP address is not configured properly Connect the CAT5 UTP cable between the cable modem and the computers s RJ 45 connector If the
95. ly on page 21 Remove the access panel Access panel on page 22 Remove the front bezel Front bezel on page 23 From the outside front of the computer remove the Torx screw 1 that secures the front I O assembly to the chassis push the tab on the top of the assembly 2 and then push the assembly into the computer Chapter 5 Removal and replacement procedures 5 From the inside of the computer remove the braided cable from the clip on the base pan 6 Ifthe front I O cables are secured with a plastic tie to the speaker cable cut the tie to separate the cables Front I O and power switch assembly 35 7 Disconnect the three cables from the following system board connectors F AUDIO yellow F_USB1 white F PANEL black 8 Remove the assembly from the inside of the computer Toreinstall the assembly reverse the removal procedure 36 Chapter5 Removal and replacement procedures Card reader 1 Prepare the computer for disassembly Preparation for disassembly on page 21 Remove the access panel Access panel on page 22 Remove the front bezel Front bezel on page 23 Awy From the inside of the computer disconnect the card reader cable from the F_USB2 system board connector 334 E NOTE Note that the card reader cable connects to the top side of the system board connector Cardreader 37 5 From the outside front of the computer remove the Torx screw 1 t
96. materials and equipment eee eese enne tn nennen senes nn nnne na 15 Operating guidelines 1 esses ieeese esses esses sees enses teens nsn ense netos te snsen kiekens thes tes iabea sns tns thee net 15 ROUNE CAO see ted w nS 4GG 16 General cleaning safety precautions cccsscsscscsssesscssssscsscssesscssecsssscseecscssesaessssacsaesessaesaeeesaeaes 16 Cleaning the Computer Case elei sees eseeeeeee enses teeth enne th sts enne th eset e these tns tn sts ines 16 Cleaning the keyboard cele ee ese ee esee ee ense enses iasota Saakas iiaei iina sns tnstn ener 16 Cleaning dz niic 17 Cleaning the mouse P 17 Service considerations sects eoe er ta a i aaa aeaiia ia pepe ete ee ea iara aeaa aeaaea eee ies eure eR 17 Power supply fa eco dede dui IM EM II NUM 17 Tools and software Requirements sccsssssssccsssscescssessessessesessscseesessscaecoseseeaesaseaesaesaesssescaeseses 17 SCLOWS eaten e EIE Cum EE mde Mp DE 18 Cables and COMMECCOMS EE 18 IBI Tim 18 Lithium coin cell battery eene ciere ecce ete en ceci nta aen eaae kaserna ENa aen RCRUM Ea EERE 18 SATA hard driv rfe taveven 19 SATAhard drive cables 3 re lovasSccesca
97. models only Use the steps provided in this section if you used HP Recovery Disc Creator to create a Windows 7 operating system DVD and a Driver Recovery DVD If you created recovery media using Creating recovery media using HP Recovery Manager select models only on page 111 use the steps in System Recovery using recovery media select models only on page 115 If you cannot use the recovery discs you previously created using the HP Recovery Disc Creator select models only you must purchase a Windows 7 operating system DVD to reboot the computer and repair the operating system To order a Windows 7 operating system DVD contact support Go to http www hp com support select your country or region and follow the on screen instructions A CAUTION Using a Windows 7 operating system DVD completely erases the hard drive contents and reformats the hard drive All files that you have created and any software that you have installed on the computer are permanently removed When reformatting is complete the recovery process helps you restore the operating system as well as drivers software and utilities To initiate recovery using a Windows 7 operating system DVD A NOTE This process takes several minutes 1 If possible back up all personal files 2 Restart the computer and then insert the Windows 7 operating system DVD into the optical drive before the Windows operating system loads A NOTE Ifthe computer d
98. n and secures the non volatile indices these indices cannot be cleared 6 Press F10 to accept changes 7 Toclearthe secure boot key database a Enter the F10 setup utility b Goto the Security menu c Select Secure Boot Configuration d Inthe Key Management section select clear Secure boot keys e Use space key to select clear f Press the F10 key to accept changes g Fromthe main menu select File gt Save Changes and Exit 8 Ifthe Ownership Tag or Asset Tag is set manually clear it under Security gt System Ids 9 Select File gt Save Changes and Exit 122 AppendixC Statement of Volatility 10 11 12 13 14 15 16 17 To clear the Setup or Power On passwords if set and clear any other settings power down the computer and remove the AC power cord and the computer hood Locate the green two pin password jumper on header E49 labeled PSWD and remove it Remove the AC power wait 10 seconds until the unit AC power has drained out then press the clear CMOS button This is typically a yellow push button labeled CMOS Replace the hood and AC power cord and turn the computer on The passwords are now cleared and all other user configurable non volatile memory settings are reset to their factory default values Enter the F10 setup utility Select File Default Setup Restore Factory Settings as Default This will set the default settings back to the factory defaults Select File Apply D
99. n input voltage range select switch 124 Appendix D Specifications Recycling When a non rechargeable or rechargeable battery has reached the end of its useful life do not dispose of the battery in general household waste Follow the local laws and regulations in your area for battery disposal HP encourages customers to recycle used electronic hardware HP original print cartridges and rechargeable batteries For more information about recycling programs see the HP Web site at http www hp com recycle 125 Index A access panel illustrated 10 locked 65 removal 22 audible codes 100 audio problems 76 audio product description 1 B backup and recovery Windows 7 110 Backup and Restore Windows 7 113 backups creating Windows 7 111 113 battery disposal 18 battery replacement 118 beepcodes 100 booting options FullBoot 94 Quick Boot 94 C cable management 20 cable pinouts SATA data 19 card reader removal and replacement 37 cautions ACpower 13 cables 18 coolingfan 17 electrostatic discharge 13 keyboard cleaning 16 keyboardkeys 17 CD ROM or DVD problems 88 changing a Power On password 104 changing aSetup password 104 chipset product description 1 cleaning computer 16 mouse 17 safety precautions 16 126 Index CMOS backingup 103 computer cleaning 16 Computer Setup access problem 64 country power cord set requirements 121 Customer Support 62 D deleting a Power On password 105 deleting a
100. n memory RTC real time clock battery may need to be replaced Reset the date and time under Control Panel Computer Setup can also be used If the problem persists replace the RTC battery See the Removal and Replacement section for instructions on installing a new battery or contact an authorized dealer or reseller for RTC battery replacement 163 Time amp Date Not Set CMOS jumper may not be properly installed Check for proper placement of the CMOS jumper if applicable 164 MemorySize Error 164 MemorySize Error 201 Memory Error Memory amount has changed since the last boot memory added or removed Memory configuration incorrect RAM failure Press the F1 key to save the memory changes 1 Run Computer Setup or Windows utilities 2 Make sure the memory module s are installed properly 3 Ifthird party memory has been added test using HP only memory 4 Verify proper memory module type 1 Ensure memory modules are correctly installed 2 Verify proper memory module type 3 Remove and replace the identified faulty memory module s 4 Ifthe error persists after replacing memory modules replace the system board 213 Incompatible Memory Module in Memory Socket s X X A memory module in memory socket identified in the error message is missing critical SPD information or is incompatible with the chipset 1 Verify proper memory module type 2 Try another memor
101. nd time Set view change or verify the system configuration including settings for processor graphics memory audio storage communications and input devices Modify the boot order of bootable devices such as hard drives optical drives or USB flash media devices Enable Quick Boot which is faster than Full Boot but does not run all of the diagnostic tests run during a Full Boot You can set the system to m always Fast Boot default m periodically Full Boot from every 1 to 30 days or m always Full Boot Select Post Messages Enabled or Disabled to change the display status of Power On Self Test POST messages Post Messages Disabled suppresses most POST messages such as memory count product name and other non error text messages If a POST error occurs the error is displayed regardless of the mode selected To manually switch to Post Messages Enabled during POST press any key except F1 through F12 Establish an Ownership Tag the text of which is displayed each time the system is turned on or restarted Enter the Asset Tag or property identification number assigned by the company to this computer Enable the power on password prompt during system restarts warm boots as well as during power on Establish a setup password that controls access to the Computer Setup F10 Utility and the settings described in this section Secure integrated 1 0 functionality including the serial USB or parallel ports audio o
102. nd warranty upgrades Care Packs call your local authorized service provider or dealer Helpful hints If you encounter problems with the computer monitor or software see the following list of general suggestions before taking further action Check that the computer and monitor are plugged into a working electrical outlet Check that the voltage select switch some models is set to the appropriate voltage for your region 115V or 230V Check that the computer is turned on and the white power light is on Check that the monitor is turned on and the green monitor light is on Check the Power LED on the front of the computer to see if it is flashing red The flashing lights are error codes that will help you diagnose the problem Refer to Appendix A POST error messages on page 94 for more information Turn up the brightness and contrast controls of the monitor if the monitor is dim Press and hold any key If the system beeps then the keyboard should be operating correctly Check all cable connections for loose connections or incorrect connections Wake the computer by pressing any key on the keyboard or pressing the power button If the system remains in suspend mode shut down the computer by pressing and holding the power button for at least four seconds then press the power button again to restart the computer If the system will not shut down unplug the power cord wait a few seconds then plug it in again The computer will
103. ne megohm 10 resistance Material handling packages Conductive plastic bags Conductive plastic tubes Conductive tote boxes Opaque shielding bags Transparent metallized shielding bags Transparent shielding tubes Operating guidelines To prevent overheating and to help prolong the life of the computer Keep the computer away from excessive moisture direct sunlight and extremes of heat and cold Operate the computer on a sturdy level surface Leave a 10 2 cm 4 inch clearance on all vented sides of the computer and above the monitor to permit the required airflow Never restrict the airflow into the computer by blocking any vents or air intakes Do not place the keyboard with the keyboard feet down directly against the front of the desktop unit as this also restricts airflow Occasionally clean the air vents on all vented sides of the computer Lint dust and other foreign matter can block the vents and limit the airflow Be sure to unplug the computer before cleaning the air vents Never operate the computer with the cover or side panel removed Do not stack computers on top of each other or place computers so near each other that they are subject to each other s re circulated or preheated air If the computer is to be operated within a separate enclosure intake and exhaust ventilation must be provided on the enclosure and the same operating guidelines listed above will still apply Keep liquids away from the compute
104. ng general problems You may be able to easily resolve the general problems described in this section If a problem persists and you are unable to resolve it yourself or if you feel uncomfortable about performing the operation contact an authorized dealer or reseller A WARNING When the computer is plugged into an AC power source voltage is always applied to the system board To reduce the risk of personal injury from electrical shock and or hot surfaces be sure to disconnect the power cord from the wall outlet and allow the internal system components to cool before touching Cannot access the Computer Setup F10 Utility when booting the computer Cause Solution The Computer Setup F10 Utility is set to fast boot causing the Before turning on the computer press and hold F10 Turn on the F10 access screen to display too briefly when booting the computer and continue to hold F10 until the Computer Setup computer F10 Utility is displayed or Follow the Windows 8 1 instructions for rebooting the computer into the Computer Setup F10 Utility Computer appears locked up and will not turn off when the power button is pressed Cause Solution Software control of the power switch is not functional 1 Press and hold the power button for at least four seconds until the computer turns off 2 Disconnect the power cord from the electrical outlet Computer will not respond to keyboard or mouse Cause Solution Computer i
105. ng system to start This clears CMOS and the current passwords and disables the password features Shut down the computer unplug the power and disconnect the external equipment Remove the access panel Place the jumper on pins 2 and 3 Replace the access panel Reconnect the external equipment and plug in the computer 3 Ef NOTE You will receive POST error messages after clearing CMOS and rebooting advising you that configuration changes have occurred Use Computer Setup to reset any special system setups along with the date and time Changing a Setup or Power On password To change the power on or setup password complete the following steps 104 1 Turn on or restart the computer To change the Setup password go to step 2 To change the Power on password go to step 3 To change the Setup password as soon as the computer turns on Press the Esc key while Press the ESC key for Startup Menu message is displayed Press the F10 key to enter Computer Setup Chapter 9 Password security and resetting CMOS 3 When the key icon appears type your current password a slash or alternate delimiter character your new password another slash or alternate delimiter character and your new password again as shown current password new password new password IIN Ef NOTE Type the new password carefully since the characters do not appear on the screen 4 Press Enter The new password will tak
106. nk before installing an optical drive To remove the bezel blank 1 Remove the access panel Access panel on page 22 2 Remove the front bezel Front bezel on page 23 3 To remove the bezel blank press inward on the two retaining tabs on the side of the bezel blank that hold the bezel blank in place 1 and rotate the bezel blank back to remove it 2 24 Chapter 5 Removal and replacement procedures Memory DIMMs Description 4 GB PC3L 12800 2 GB PC3L 12800 The computer comes with double data rate 3 synchronous dynamic random access memory DDR3 DDR3L SDRAM dual inline memory modules DIMMs The memory sockets on the system board can be populated with up to four industry standard UDIMMs These memory sockets are populated with at least one preinstalled UDIMM To achieve the maximum memory support you can populate the system board with up to 16 GB of memory configured in a high performing dual channel mode DDR3 DDR3L SDRAM UDIMMs For proper system operation the DDR3 DDR3L SDRAM UDIMMs must be e industry standard 240 pin e PC3 PC3L 12800 1600 MHz DDR3 DDR3L SDRAM e 1 5volt DDR3 SDRAM UDIMMs 1 35 volt DDR3L SDRAM UDIMMs The DDR3 DDR3L SDRAM UDIMMs must also e support CAS latency 11 DDR3 DDR3L 1600 MHz 11 11 11 timing e contain the mandatory JEDEC SPD information In addition the computer supports e 2 Gbits and 4 Gbits non ECC memory technologies e single sided and double sid
107. nt that has administrator rights When your computer is in safe mode Safe Mode displays in the corners of your monitor To exit safe mode restart your computer and let Windows start normally To enter Safe Mode in Windows 8 1 1 Press the Windows logo to open the Settings charm 2 Select Change PC Settings select General and then under Advanced startup click Restart now 3 Select Troubleshoot select Advanced options select Startup Settings and then click Restart 4 Use the function keys or number keys to select the safe mode option you want When your computer is in safe mode Safe Mode displays in the corners of your monitor To exit safe mode restart your computer and let Windows start normally Solving display problems 75 High pitched noise coming from inside a flat panel monitor Cause Solution Brightness and or contrast settings are too high Lower brightness and or contrast settings Fuzzy focus streaking ghosting or shadowing effects horizontal scrolling lines faint vertical bars or unable to center the picture on the screen flat panel monitors using an analog VGA input connection only Cause Solution Flat panel monitor s internal digital conversion circuits may be 1 Select the monitor s Auto Adjustment option in the unable to correctly interpret the output synchronization of the monitor s on screen display menu graphics card 2 Manually synchronize the Clock and Clock Phase on s
108. o low Cause System volume may be set low or muted Solution 1 Checkthe Computer Setup settings to make sure the internal system speaker is not muted this setting does not affect the external speakers 2 Make sure the external speakers are properly connected and powered on and that the speakers volume control is set correctly 3 Usethe system volume control available in the operating system to make sure the speakers are not muted or to increase the volume Cannot remove computer cover or access panel Cause Smart Cover Lock featured on some computers is locked Solution Unlock the Smart Cover Lock using Computer Setup In case of forgotten password power loss or computer malfunction you must manually disable the Smart Cover lock A key to unlock the Smart Cover Lock is not available from HP Keys are typically available from a hardware store Solving general problems 65 Poor performance Cause Processor is too hot Solution 1 3 Make sure airflow to the computer is not blocked Leave a 10 2 cm 4 inch clearance on all vented sides of the computer and above the monitor to permit the required airflow Make sure fans are connected and working properly some fans only operate when needed Make sure the processor heat sink is installed properly Hard drive is full Transfer data from the hard drive to create more space on the hard drive Low on memory Add more memory
109. o reseat install or remove a memory module For those systems that support ECC memory HP does not support mixing ECC and non ECC memory Otherwise the computer will not boot the operating system ET NOTE The memory count will be affected by configurations with the Management Engine ME enabled The ME uses 8MB of system memory in single channel mode or 16MB of memory in dual channel mode to download decompress and execute the ME firmware for Out of Band OOB third party data storage and other management functions System will not boot or does not function properly after installing additional memory modules Cause Solution A memory module is not installed in the DIMM1 or XMM1 socket Ensure that a memory module is installed in the DIMM1 or XMM1 socket on the system board This socket must be populated with a memory module Memory module is not the correct type or speed grade for the Replace module with the correct industry standard device for the system or the new memory module is not seated properly computer On some models ECC and non ECC memory modules cannot be mixed Out of memory error Cause Solution You have run out of memory to run the application Check the application documentation to determine the memory requirements Memory count during POST is wrong Cause Solution The memory modules may not be installed correctly Check that the memory modules have been installed correctly and that proper modules are use
110. oes not boot to the DVD restart the computer and press Esc as the computer is powering on to see the startup menu Use the arrow keys to select the boot menu and press Enter Use the arrow keys to select the location where the recovery DVD is inserted Press Enter to boot from that device When prompted press any keyboard key Follow the on screen instructions Click Next Select Install now n p y oe de Follow the on screen instructions 116 Chapter 11 System backup and recovery After the repair is completed 1 Eject the Windows 7 operating system DVD and then insert the Driver Recovery DVD 2 Follow the on screen instructions to install the Hardware Enabling Drivers first and then install Recommended Applications Backing up restoring and recovering in Windows 7 117 A Battery replacement The battery installed on the computer provides power to the real time clock When replacing the battery use a battery equivalent to the battery originally installed on the computer The computer has a 3 volt lithium coin cell battery installed A WARNING The computer contains an internal lithium manganese dioxide battery There is a risk of fire and burns if the battery is not handled properly To reduce the risk of personal injury Do not attempt to recharge the battery Do not expose to temperatures higher than 60 C 1402F Do not disassemble crush puncture short external contacts or dispose of in fire or water Repla
111. on harness is properly connected to the system board 3 Checkthat both power supply cables are properly connected to the system board 4 Checkto see if the 5V aux light on the system board is turned on If it is turned on then replace the power button harness If the problem persists replace the system board 5 Ifthe 5V_aux light on the system board is not turned on remove the expansion cards one at a time until the 5V aux light on the system board turns on It the problem persists replace the power supply 102 Chapter8 POST error messages 9 Password security and resetting CMOS This computer supports security password features which can be established through the Computer Setup Utilities menu This computer supports two security password features that are established through the Computer Setup Utilities menu setup password and power on password When you establish only a setup password any user can access all the information on the computer except Computer Setup When you establish only a power on password the power on password is required to access Computer Setup and any other information on the computer When you establish both passwords only the setup password will give you access to Computer Setup When both passwords are set the setup password can also be used in place of the power on password as an override to log in to the computer This is a useful feature for a network administrator If you forget the pas
112. ons Use tweezers to remove any fibers or dirt in confined areas Allow the parts to air dry before reassembly Cleaning the monitor e Wipe the monitor screen with a clean cloth moistened with water or with a towelette designed for cleaning monitors Do not use sprays or aerosols directly on the screen the liquid may seep into the housing and damage a component Never use solvents or flammable liquids on the monitor e Tocleanthe monitor body follow the procedures in Cleaning the Computer Case on page 16 Cleaning the mouse Before cleaning the mouse ensure that the power to the computer is turned off e Cleanthe mouse ball by first removing the retaining plate and the ball from the housing Pull out any debris from the ball socket and wipe the ball with a clean dry cloth before reassembly e Tocleanthe mouse body follow the procedures in Cleaning the Computer Case on page 16 Service considerations Listed below are some of the considerations that you should keep in mind during the disassembly and assembly of the computer Power supply fan The power supply fan is a variable speed fan based on the temperature in the power supply A CAUTION The cooling fan is always on when the computer is in the On mode The cooling fan is off when the computer is in Standby Suspend or Off modes You must disconnect the power cord from the power source before opening the computer to prevent system board or componen
113. ou are working on in this guide for instructions on the replacement procedures A WARNING This computer contains a lithium battery There is a risk of fire and chemical burn if the battery is handled improperly Do not disassemble crush puncture short external contacts dispose in water or fire or expose it to temperatures higher than 140 F 60 C Do not attempt to recharge the battery Chapter 4 Routine care SATA drive guidelines and disassembly preparation ET NOTE Batteries battery packs and accumulators should not be disposed of together with the general household waste In order to forward them to recycling or proper disposal please use the public collection system or return them to HP their authorized partners or their agents SATA hard drives Serial ATA Hard Drive Characteristics Number of pins conductors in data cable 7 7 Number of pins in power cable 15 Maximum data cable length 39 37 in 100 cm Data interface voltage differential 400 700 mV Drive voltages 3 3V 5V 12V Jumpers for configuring drive N A Data transfer rate 6 0 Gb s SATA hard drive cables SATA data cable Always use an HP approved SATA 6 0 Gb s cable as it is fully backwards compatible with the SATA 3 0 Gb s and 1 5 Gb s drives Current HP desktop products ship with SATA 6 0 Gb s hard drives SATA data cables are susceptible to damage if overflexed Never crease a SATA data cable and never bend it tighter than a 30 mm 1
114. ows 8 1 use Automatic Repair to fix problems that might prevent Windows from starting correctly To access Automatic Repair 1 Press the Windows logo to open the Settings charm 2 Select Change PC Settings select General and then under Advanced startup click Restart now 3 Select Troubleshoot select Advanced options and then select Automatic Repair Windows starts Automatic Repair 4 Select the account to use to begin Automatic Repair and type the password for the account Windows diagnoses the computer and attempts the repair it Illegal Operation has Occurred error message is displayed Cause Solution Software being used is not Microsoft certified for your version of Verify that the software is certified by Microsoft for your version Windows of Windows see program packaging for this information Configuration files are corrupt If possible save all data close all programs and restart the computer Solving software problems 93 8 POST error messages This appendix lists the error codes error messages and the various indicator light and audible sequences that you may encounter during Power On Self Test POST or computer restart the probable source of the problem and steps you can take to resolve the error condition POST Message Disabled suppresses most system messages during POST such as memory count and non error text messages If a POST error occurs the screen will display the e
115. ports are assigned to COM2 1 Remove any serial port expansion cards 2 Clear CMOS See Appendix B Password security and resetting CMOS on page 103 3 Reconfigure card resources and or run Computer Setup or Windows utilities 1 Remove any serial port expansion cards 2 Clear CMOS See Appendix B Password security and resetting CMOS on page 103 3 Reconfigure card resources and or run Computer Setup or Windows utilities 1155 Serial Port Address Conflict Detected Both external and internal serial ports are assigned to same IRQ 1 Remove any serial port expansion cards 2 Clear CMOS See Appendix B Password security and resetting CMOS on page 103 3 Reconfigure card resources and or run Computer Setup or Windows utilities POST numeric codes and text messages 97 Control panel message 1720 SMART Hard Drive Detects Imminent Failure Description Hard drive is about to fail Some hard drives have a hard drive firmware patch that will fix an erroneous error message Recommended action 1 Determine if hard drive is giving correct error message Run the Drive Protection System test under using F2 Diagnostics when booting the computer 2 Apply hard drive firmware patch if applicable Available at http www hp com support 3 Back up contents and replace hard drive 1796 SATA Cabling Error One or more SATA devices are improperly attached For optimal perfo
116. properly then turn off the computer and any external devices and disconnect the power cord from the power outlet With the power cord disconnected press the power button again to drain the system of any residual power Z WARNING To reduce the risk of personal injury from electrical shock and or hot surfaces be sure to disconnect the power cord from the wall outlet and allow the internal system components to cool before touching A CAUTION When the computer is plugged in the power supply always has voltage applied to the system board even when the unit is turned off Failure to disconnect the power cord can result in damage to the system Static electricity can damage the electronic components of the computer or optional equipment Before beginning these procedures ensure that you are discharged of static electricity by briefly touching a grounded metal object See the Safety amp Regulatory Information guide for more information Remove the access panel Locate the header and jumper labeled CLR CMOS PASS ET NOTE The password jumper is blue so that it can be easily identified For assistance locating the 9 10 11 12 password jumper and other system board components see the system board components image at System board callouts on page 50 Remove the jumper from pins 2 and 3 Replace the access panel and reconnect the external equipment Plug in the computer and turn on power Allow the operati
117. r and keyboard Operating guidelines 15 e Never cover the ventilation slots on the monitor with any type of material e Install or enable power management functions of the operating system or other software including sleep states Routine care General cleaning safety precautions DP 2 3 4 5 6 Never use solvents or flammable solutions to clean the computer Never immerse any parts in water or cleaning solutions apply any liquids to a clean cloth and then use the cloth on the component Always unplug the computer when cleaning with liquids or damp cloths Always unplug the computer before cleaning the keyboard mouse or air vents Disconnect the keyboard before cleaning it Wear safety glasses equipped with side shields when cleaning the keyboard Cleaning the Computer Case Follow all safety precautions in General cleaning safety precautions on page 16 before cleaning the computer To clean the computer case follow the procedures described below e Toremove light stains or dirt use plain water with a clean lint free cloth or swab o For stronger stains use a mild dishwashing liquid diluted with water Rinse well by wiping it with a cloth or swab dampened with clear water e Forstubborn stains use isopropyl rubbing alcohol No rinsing is needed as the alcohol will evaporate quickly and not leave a residue e After cleaning always wipe the unit with a clean lint free cloth e Occasionally clean the air
118. r embedded NIC so that they cannot be used until they are unsecured Enable or disable removable media boot ability Solve system configuration errors detected but not automatically fixed during the Power On Self Test POST Replicate the system setup by saving system configuration information on a USB device and restoring it on one or more computers Execute self tests on a specified ATA hard drive when supported by drive Enable or disable DriveLock security when supported by drive Computer Setup F10 Utilities 51 Using Computer Setup F10 Utilities Computer Setup can be accessed only by turning the computer on or restarting the system To access the Computer Setup Utilities menu complete the following steps 1 Turn on or restart the computer 2 Repeatedly press F10 when the monitor light turns green to access the utility You can also press Esc to a menu that allows you to access different options available at startup including the Computer Setup utility ET NOTE If you do not press F10 at the appropriate time you must restart the computer and again repeatedly press F10 when the monitor light turns green to access the utility Ef NOTE If the Computer Setup F10 Utility is set to fast boot use one of the following procedures to access Computer Setup e Before turning on the computer press and hold F10 Turn on the computer and continue to hold F10 until the Computer Setup F10 Utility is displayed
119. r supply or computer cover to push cables down into the chassis Always position the cables to lay properly by themselves Chapter 4 Routine care SATA drive guidelines and disassembly preparation 5 Removal and replacement procedures Adherence to the procedures and precautions described in this chapter is essential for proper service After completing all necessary removal and replacement procedures run the Diagnostics utility to verify that all components operate properly A NOTE Not all features listed in this guide are available on all computers Preparation for disassembly See Routine care SATA drive quidelines and disassembly preparation on page 13 for initial safety procedures 1 Remove disengage any security devices that prohibit opening the computer Close any open software applications 2 3 Exitthe operating system 4 Remove any compact disc or media card from the computer 5 Turn off the computer and any peripheral devices that are connected to it A CAUTION Turn off the computer before disconnecting any cables Regardless of the power on state voltage is always present on the system board as long as the system is plugged into an active AC outlet In some systems the cooling fan is on even when the computer is in the Standby or Suspend modes The power cord should always be disconnected before servicing a unit 6 Disconnect the power cord from the electrical outlet and then from th
120. ration memory 256 Bytes DIMM Serial Presence Detect SPD configuration data 256 Bytes per module 128 Bytes programmable Serial Peripheral Interface SPI ROM for System BIOS 8M Bytes and Super I 0 s masked keyboard ROM overall 2K Bytes In addition these units contain a Trusted Platform Module TPM that contains 16K Bytes of non volatile memory for user data The volatile memory will not hold any user data once power has been removed for 30 seconds or longer The following procedure shows the steps that should be taken to restore the Non Volatile memory found in the Intel based HP ProDesk 705 G1 systems 1 Download the latest BIOS system ROM from the HP website 2 Follow the instructions to flash the BIOS that are found on the website Flashing the BIOS will reset it back to factory settings 3 Turn on the system and while system is powering on and after the HP splash screen press the F10 key to enter BIOS setup screen 4 Select Security System Security from the main menu If the Embedded Security Device Support option is set to Disable skip to step 7 5 Toerase all security keys from the TPM Under Embedded Security Device in the System Security menu configure Reset to Factory Settings to Reset ET NOTE Although the TPM security keys will be cleared data in the non volatile memory indices may not be Data stored in these indices should not contain security sensitive information If an application locks dow
121. rd drive 2 ProductFeatures Standard Configuration Features Features may vary depending on the model For support assistance and to learn more about the hardware and software installed on your computer model run the HP Support Assistant utility 4 Chapter 2 Product Features Front panel components Drive configuration may vary by model Some models have a bezel blank covering the optical drive bay 1 Half height Bay supporting an optical disk drive 5 3 5 mm Microphone Jack optional 2 Dual State Power Button 6 3 5 mm Headphone Output 3 PC Status LED 7 6 in 1 Media Card Reader optional 4 2 USB 2 0 Ports NOTE When a device is plugged into the microphone or headphone connector a dialog box will pop up asking if you want to use the connector for a microphone Line In device or a headphone You can reconfigure the connector at any time by double clicking the Audio Manager icon in the Windows taskbar NOTE The Power On Light is normally white when the power is on If it is flashing red there is a problem with the computer and it is displaying a diagnostic code Front panel components 5 Rear panel components Models with different sets of I O options are available as shown in the following images 1 Power cord connector 6 2 USB 3 0 ports left 2 USB 2 0 ports 2 Serial port optional 7 VGA connector 3 Parallel port optional 8 DVI D connector 4 Audio line in 9 2
122. reader 4 Fan 5 Graphics card GeForce GT705 PCle x16 1 GB WLAN module 6 WLAN 802 11 a b g n Bluetooth 4 0 module Misc parts 11 12 Item Description WLAN Bluetooth caddy card Printer port kit Serial port kit Hood sensor SATA data cable 10 inch Rubber foot kit Antenna for use with 802 11 WLAN module Mouse HP PS2 optical USB unbranded HP USB optical Keyboards PS 2 USB HP Drives USB unbranded not illustrated Description Hard drives Solid state drives 1 TB 500 GB Optical driv es DVD RW dri ve DVD ROM drive Chapter3 Illustrated parts catalog 4 Routine care SATA drive guidelines and disassembly preparation This chapter provides general service information for the computer Adherence to the procedures and precautions described in this chapter is essential for proper service A CAUTION When the computer is plugged into an AC power source voltage is always applied to the system board You must disconnect the power cord from the power source before opening the computer to prevent system board or component damage Electrostatic discharge information A sudden discharge of static electricity from your finger or other conductor can destroy static sensitive devices or microcircuitry Often the spark is neither felt nor heard but damage occurs An electronic device exposed to electrosta
123. reating recovery discs be sure to use high quality discs It is normal for the system to reject defective discs You will be prompted to insert a new blank disc to try again e The number of discs in the recovery disc set depends on your computer model typically 3 to 6 DVDs The Recovery Media Creation program tells you the specific number of blank discs needed to make the set If you are using a USB flash drive the program will tell you the size of the drive required to store all the data minimum of 8 GB A NOTE The process of creating recovery media is lengthy You can quit the process at any time The next time you initiate the process it resumes where it left off Backing up restoring and recovering in Windows 7 111 E NOTE Donotuse media cards for creating recovery media The system may not be able to boot up from a media card and you may not be able to run system recovery To create recovery discs 1 Close all open programs 2 Click the Start button click All Programs click Security and Protection click Recovery Manager and then click HP Recovery Media Creation If prompted click Yes to allow the program to continue 3 Click Create recovery media using blank DVD s and then click Next 4 Follow the on screen instructions Label each disc after you make it for example Recovery 1 Recovery 2 and then store the discs in a secure place To create a recovery USB flash drive A NOTE You must use a USB f
124. recovering options For more details about the Windows Backup and Restore tools provided see Help and Support To access Help and Support select Start gt Help and Support Recovery after a system failure is only as good as your most recent backup 110 Chapter 11 System backup and recovery 1 After you successfully set up the computer create recovery media This media can be used to reinstall the original operating system in cases where the hard drive is corrupted or has been replaced See Creating recovery media on page 111 2 As you add hardware and software programs create system restore points A system restore point is a snapshot of certain hard drive contents saved by Windows System Restore at a specific time A system restore point contains information that Windows uses such as registry settings Windows creates a system restore point for you automatically during a Windows update and during other system maintenance such as a software update security scanning or system diagnostics You can also manually create a system restore point at any time For more information and steps for creating specific system restore points see Help and Support To access Help and Support select Start Help and Support 3 As you add photos video music and other personal files create a backup of your personal information If files are accidentally deleted from the hard drive and they can no longer be restored from the Recycle Bin or if fi
125. rimary Serial ATA SATA hard drive must be connected to the dark blue primary SATA connector on the system board labeled SATAO e Connect an optical drive or secondary hard drive to one of the other SATA connectors on the system board labeled SATA1 SATA2 and SATA3 e HP has provided four extra 6 32 silver mounting screws installed below to the optical drive bay Use these screws to install hard drives 30 Chapter5 Removal and replacement procedures A CAUTION To prevent loss of work and damage to the computer or drive If you are inserting or removing a drive shut down the operating system properly turn off the computer and unplug the power cord Do not remove a drive while the computer is on or in standby mode Before handling a drive ensure that you are discharged of static electricity While handling a drive avoid touching the connector Handle a drive carefully do not drop it Do not use excessive force when inserting a drive Avoid exposing a hard drive to liquids temperature extremes or products that have magnetic fields such as monitors or speakers If a drive must be mailed place the drive in a bubble pack mailer or other protective packaging and label the package Fragile Handle With Care Drive positions 1 5 25 inch optical drive bay 2 3 5 inch secondary hard drive bay 3 3 5 inch primary hard drive bay To verify the type and size of the storage devices installed in the computer run Compu
126. rk status link light never flashes NOTE Cause The network status light is supposed to flash when there is network activity Solution To access Device Manager in Windows 7 click Start select Control Panel and then select Device Manager To access Device Manager in Windows 8 1 from the Start screen type c select Control Panel from the list of applications and then select Device Manager Network driver is not properly loaded Reinstall network drivers System cannot autosense the network Disable auto sensing capabilities and force the system into the correct operating mode Diagnostics reports a failure Cause The cable is not securely connected Solution Ensure that the cable is securely attached to the network connector and that the other end of the cable is securely attached to the correct device The cable is attached to the incorrect connector Ensure that the cable is attached to the correct connector There is a problem with the cable or a device at the other end of the cable Network controller interrupt is shared with an expansion board Ensure that the cable and device at the other end are operating correctly Under the Computer Setup Advanced menu change the resource settings for the board The network controller is defective Contact an authorized service provider Diagnostics passes but the computer does not communicate with the network Cause Networ
127. rmally set in the factory and are used to uniquely identify the system e Keyboard locale setting for System ID entry Master Boot Security Enables disables Master Boot Record MBR security Record The MBR contains information needed to successfully boot from a disk and to access the data stored on the disk Master Boot Record Security may prevent unintentional or malicious changes to the MBR such as those caused by some viruses or by the incorrect use of certain disk utilities It also allows you to recover the last known good MBR should changes to the MBR be detected when the system is restarted When MBR Security is enabled the BIOS prevents any changes being made to the MBR of the current bootable disk while in MS DOS or Windows Safe Mode NOTE Mostoperating systems control access to the MBR of the current bootable disk the BIOS cannot prevent changes that may occur while the operating system is running Restores the backup Master Boot Record to the current bootable disk Default is disabled Only appears if all of the following conditions are true e MBRsecurity is enabled e Abackup copy of the MBR has been previously saved e Thecurrent bootable disk is the same disk from which the backup copy was saved CAUTION Restoring a previously saved MBR after a disk utility or operating system has modified the MBR may cause the data on the disk to become inaccessible Only restore a previously saved MBR if you are confident
128. rmance the SATA 0 and SATA 1 connectors must be used before SATA 2 and SATA 3 Ensure SATA connectors are used in ascending order For one device use SATA 0 For two devices use SATA 0 and SATA 1 For three devices use SATA 0 SATA 1 and SATA 2 2212 USB Key Provisioning failure writing to device 2217 MEFirmware Version request failure USB device used for USB key provisioning will not allow BIOS to update provision file properly ME firmware is not properly responding to BIOS query for version information 1 Try a different USB key device for provisioning 2 Ifthe error persists update to the latest BIOS version and ME firmware version 3 Ifthe error still persists replace the system board 1 Rebootthe computer 2 Ifthe error persists update to the latest BIOS version and ME firmware version 3 Ifthe error still persists replace the system board 2218 ME Firmware Version should be updated 2219 USB Key Provisioning file has invalid header identifier 2220 USB Key Provisioning file has mismatch version ME firmware must be updated to match current functionality contained in the system BIOS Provisioning file contained on the USB key has been corrupted or is not a valid version for the current ME firmware Provisioning file contained on the USB key is not a valid version for the current ME firmware 1 Updateto the latest ME firmware version 2 Ifthe error persists and system BIO
129. rned on 4 Replace the graphics card if possible 510 Flash Screen Image Corrupted Flash Screen image has errors Reflash the system ROM with the latest BIOS image 511 CPU CPUA or CPUB Fan not Detected CPU fan is not connected or may have malfunctioned A Reseat CPU fan 2 Reseatfan cable 3 Replace CPU fan 512 Chassis Rear Chassis or Front Chassis Fan not Detected Chassis rear chassis or front chassis fan is not connected or may have malfunctioned 1 Reseat chassis rear chassis or front chassis fan 2 Reseatfan cable 3 Replace chassis rear chassis or front chassis fan 513 Front Chassis fan not detected Front chassis fan is not connected or may have malfunctioned 1 Reseatfront chassis fan 2 Reseatfan cable 3 Replacefront chassis fan 514 CPU or Chassis Fan not Detected 96 Chapter8 POST error messages CPU or chassis fan is not connected or may have malfunctioned 1 Reseat CPU or chassis fan 2 Reseat fan cable 3 Replace CPU or chassis fan Control panel message 515 Power Supply fan not detected 601 Diskette Controller Error Description Power supply fan is not connected or may have malfunctioned Diskette controller circuitry or floppy drive circuitry incorrect Recommended action 1 Reseat power supply fan 2 Reseatfan cable 3 Replace power supply fan 1 Check and or replace cables 2 Clear CMOS
130. rror message To manually switch to the POST Messages Enabled mode during POST press any key except F10 F11 or F12 The default mode is POST Message Disabled The speed at which the computer loads the operating system and the extent to which it is tested are determined by the POST mode selection Quick Boot is a fast startup process that does not run all of the system level tests such as the memory test Full Boot runs all of the ROM based system tests and takes longer to complete Full Boot may also be enabled to run every 1 to 30 days on a regularly scheduled basis To establish the schedule reconfigure the computer to the Full Boot Every x Days mode using Computer Setup 31 Ef NOTE For more information on Computer Setup see Computer Setup F10 Utility on page 51 POST numeric codes and text messages This section covers those POST errors that have numeric codes associated with them The section also includes some text messages that may be encountered during POST 3 ET NOTE The computer will beep once after a POST text message is displayed on the screen Control panel message Description Recommended action 101 Option ROM Checksum Error System ROM or expansion board option ROM 1 Verify the correct ROM checksum 2 Flashthe ROM if needed 3 If an expansion board was recently added remove it to see if the problem remains 4 Clear CMOS See Appendix B Password security and resetting CMOS on page 103
131. rs Cause Hard disk has bad sectors or has failed Solution 1 In Windows 7 click Start click Computer and right click on a drive Select Properties and then select the Tools tab Under Error checking click Check Now In Windows 8 1 on the Start screen type e and then select File Explorer from the list of applications In the left column expand Computer right click on a drive select Properties and then select the Tools tab Under Error checking click Check 2 Useautility to locate and block usage of bad sectors If necessary reformat the hard disk Disk transaction problem Cause Either the directory structure is bad or there is a problem with a file Solution In Windows 7 click Start expand Computer and right click on a drive Select Properties and then select the Tools tab Under Error checking click Check Now In Windows 8 1 on the Start screen type e and then click File Explorer from the list of applications In the left column expand Computer right click on a drive select Properties and then select the Tools tab Under Error checking click Check Drive not found identified Cause Cable could be loose Solution Check cable connections The system may not have automatically recognized a newly installed device See reconfiguration directions in the Solving Hardware Installation Problems on page 81 section If the system still does not recognize the new device check to se
132. rst in a multi hard drive configuration Bootable hard drive is not listed first in the Boot Order Computer will not boot from hard drive Cause The device is attached to a SATA port that has been hidden in Computer Setup Boot order is not correct If attempting to boot from a hard drive ensure it is attached to the system board dark blue SATA connector Run the Computer Setup utility and select Storage Boot Order and ensure the bootable hard drive is listed immediately under the Hard Drive entry Solution 1 Check SATA cable connections 2 Run the Computer Setup utility and ensure Device Available is selected for the device s SATA port in Security Device Security Run the Computer Setup utility and change boot sequence in Storage gt Boot Order Hard Drive s Emulation Type is set to None some models Run the Computer Setup utility and change the Emulation Type to Hard Disk in the device s details under Storage Device Configuration Hard drive is damaged Computer seems to be locked up Cause Program in use has stopped responding to commands Chapter 7 Troubleshooting without diagnostics Observe if the front panel Power LED is blinking RED and if any beeps are heard See Appendix A POST error messages on page 94 to determine possible causes for the blinking red and beep codes See the Worldwide Limited Warranty for terms and conditions Solution 1 Use the task man
133. rvice considerations 17 serviceability product description 3 Setup password 104 105 setup password 103 software problems 92 servicing computer 17 solid state drives sizes 12 30 speaker illustrated 11 removalandreplacement 41 128 Index specifications computer 124 memory 25 Static electricity 13 system board illustrated 10 removal and replacement 49 SATA connectors 19 System Recovery using Windows 7 recoverymedia 115 System Recovery Windows7 114 system restore points creating Windows7 111 System Restore Windows 7 113 T tamper proof screws tool 17 temperature control 15 tools servicing 17 Torx T15 screwdriver 17 V ventilation proper 15 w Wake on LAN feature 83 Windows 7 backing up information 113 backup and recovery 110 Backup and Restore 113 creating backups 111 creating recovery media 111 creating system restore points 111 hard drive recovery 114 Help and Support 110 steps for creating recovery discs 112 steps for creating recovery media 111 steps for creating recovery USB flash drive 112 System Recovery 114 System Recovery using recovery media 115 System Restore 113 Windows 7 operating system discs using for restore 116 Windows 7 operating system DVD creating 112 using for restore 116 Windows 7 operating system media creating 112 Windows 8 backup and restore 108 Driver Recovery media 110 f11 recovery 108 hard drive recovery 108 operating system DVD 110 recovery partition 108 restor
134. ry deletes all data and programs you created or installed If Windows is not responding but the computer is working follow these steps to perform a System Recovery 1 2 3 4 Turn off the computer If necessary press and hold the power button until the computer turns off Disconnect all peripheral devices from the computer except the monitor keyboard and mouse Press the power button to turn on the computer As soon as you see the HP logo screen repeatedly press the F11 key on your keyboard until the Windows is Loading Files message appears on the screen At the HP Recovery Manager screen follow the on screen instructions to continue When Windows has loaded shut down the computer reconnect all peripheral devices and then turn the computer back on System Recovery using recovery media select models only Use the steps provided in this section if you created recovery media using Creating recovery media using HP Recovery Manager select models only on page 111 If you used HP Recovery Disc Creator to create a Windows 7 operating system DVD and a Driver Recovery DVD use the steps in Using HP Recovery Disc operating system discs select models only on page 116 A CAUTION System Recovery deletes all data and programs you have created or installed Back up any important data to a CD or DVD or to a USB flash drive To perform a System Recovery using recovery media 1 If you are using a set of DVDs in
135. s and reformats the hard drive All files that you have created and any software that you have installed on the computer are permanently removed When reformatting is complete the recovery process helps you restore the operating system as well as drivers software and utilities To initiate recovery using Windows operating system media ET NOTE This process takes several minutes 1 2 3 4 If possible back up all personal files Restart the computer and then follow the instructions provided with the Windows operating system media to install the operating system When prompted press any keyboard key Follow the on screen instructions After the repair is completed and the Windows desktop appears T 2 Remove the Windows operating system media and then insert the Driver Recovery media Install the Hardware Enabling Drivers first and then install Recommended Applications Backing up restoring and recovering in Windows 7 Your computer includes tools provided by HP and Windows to help you safeguard your information and retrieve it if you ever need to These tools will help you return your computer to a proper working state or even back to the original factory state all with simple steps This section provides information about the following processes Creating recovery media and backups Restoring and recovering your system A NOTE This section describes an overview of backing up restoring and
136. s have been installed e If you have installed an operating system other than the factory installed operating system check to be sure it is supported on the system If you encounter software problems see the applicable solutions listed in the following table Computer will not continue and the HP logo does not display Cause Solution ROM issue POST error has occurred Observe the beeps and LED lights on the front of the computer See Appendix A POST error messages on page 94 to determine possible causes See the Worldwide Limited Warranty for terms and conditions Computer will not continue after HP logo screen displays Cause Solution System files may be damaged In Windows 7 use recovery media to scan hard drive for errors or use Windows Startup Repair to fix problems that might prevent 92 Chapter7 Troubleshooting without diagnostics Computer will not continue after HP logo screen displays Cause Solution Windows from starting correctly Windows Startup Repair is one of the recovery tools in the System Recovery Options menu You can also create a system repair disc that contains the System Recovery Options menu If the problem is severe enough that Startup Repair doesn t start on its own and you can t access the System Recovery Options menu on your computer s hard disk you can get to the menu and start Startup Repair by using the Windows installation disc or a system repair disc that you created earlier In Wind
137. s in Sleep state To resume from Sleep state press the power button CAUTION When attempting to resume from Sleep state do not hold down the power button for more than four seconds Otherwise the computer will shut down and you will lose any unsaved data System has locked up Restart computer 64 Chapter7 Troubleshooting without diagnostics Computer date and time display is incorrect Cause RTC real time clock battery may need to be replaced NOTE Connecting the computer to a live AC outlet prolongs the life of the RTC battery Solution Reset the date and time under Control Panel Computer Setup can also be used to update the RTC date and time If the problem persists replace the RTC battery See the Removal and Replacement section for instructions on installing a new battery or contact an authorized dealer or reseller for RTC battery replacement To access Control Panel in Windows 7 select Start and then select Control Panel To access Control Panel in Windows 8 1 from the Start screen type c and then select Control Panel from the list of applications Cursor will not move using the arrow keys on the keypad Cause The Num Lock key is turned on Solution Press the Num Lock key The Num Lock light must be off if you want to use the arrow keys on the keypad You can also disable or enable the Num Lock key in Computer Setup at Advanced gt Device Options There is no sound or sound volume is to
138. s recovery tools in Windows 8 1 If necessary download the softpaq from the web from a different computer The cable is not securely connected Ensure that the cable is securely attached to the network connector and that the other end of the cable is securely attached to the correct device The network controller is defective Contact an authorized service provider New network card will not boot Cause Solution New network card may be defective or may not meet industry Install a working industry standard NIC or change the boot standard specifications sequence to boot from another source Cannot connect to network server when attempting Remote System Installation Cause Solution The network controller is not configured properly Verify Network Connectivity that a DHCP Server is present and that the Remote System Installation Server contains the NIC drivers for your NIC System setup utility reports unprogrammed EEPROM Cause Solution Unprogrammed EEPROM Contact an authorized service provider Solving memory problems If you encounter memory problems some common causes and solutions are listed in the following table 86 Chapter7 Troubleshooting without diagnostics A CAUTION Power may still be supplied to the DIMMs when the computer is turned off depending on the Management Engine ME settings To avoid damage to the DIMMs or the system board you must unplug the computer power cord before attempting t
139. s sess saneta stans Siaa 91 Solving Software problems REM 92 B POST ORDENES AS cscs ag sedans pte veces C EN MI MEE Nd CEPR MI MMC a MEER M MES EE MquEE 94 POST numeric codes and text messages ccsscesseescesscesscessesseesseesseseesseeeeseecseesaesaesseesesecassceeseseesescssesseeaes 94 Interpreting POST diagnostic front panel LEDs and audible codes esses 100 9 Password security and resetting CMOS Lisci di eph yEREREREA PHAR XAR NEE KL EEREE FERE ERE RER ERREE andani iaaa ERE RARE AR ARAR ARE ROME FERAE CER REPE 103 Resetting the CMOS and password jumper eee eeeee eene enne nennen nn nnns nass nenne se nes teste sensns 103 Changing a Setup or Power On password sscssccssscsesssessecseessseseeseeseesseseesseesseseessesaeesseesseaeeessesseesseeseees 104 Deleting a Setup or Power On password esee seeseeeeee eene enne nennen nnne nnn se nettes tanen tenens nnns 105 10 HP PE Hardware Diagnostica oie rever bt FPkEREFOHEEEEEE FEN DREL EEo1E PERPE EF LER EE VEFE CHE HE LEE dida CEPR VEHE CEPR niin 106 Why run HP PC Hardware Diagnostics c cssccssscsssssesssesssessesssecssessecesecsecasecssecesessecsesensesssensecnseseesseecsseesseas 106 How to access and run HP PC Hardware Diagnostics csscsssssessesssessesssecsessessescseseecssecsseseesseesnseseseass 106 Downloading HP PC Hardware Diagnostics UEFI to a USB device s sescs
140. seesaecsaesaeeaeesaeseeseesaesseesseeseseasecseaes 69 Solving media card reader problems eee e esee eseee eene enn enne tassi natas ease nasse natns ssa sinas 71 Solving display probl imis edere cene cct cento tetto etin caa crab cA ore Ea classes ledacvoncaLoedouseyoceuc engsVavsceestaedovenes 72 Solving teure 76 Solving printer problems REM 78 Solving keyboard and mouse problems sccssccssssssesssesscesscessceeeseesseesseeseeceeecseesssesseeseeeseeeaeesaeesaesseeeseeeees 79 Solving Hardware Installation Problems lees esse essen eene nennen tnn n seras tns snas snas trae tr senas 81 Solving Network Problems REM 83 Solving memory problemis 2 certe ces ccsnestoedsnestsdqstisacavgcdsuqstovdovsyasvyatd acevacedaestiouslsdeossas setdleveceesteedevenss 86 Solving CD ROM and DVD problems csscssccsscsssesscsssesscessesscessesseceseceeceseseecsecaeesaeeasesaecaeseaecesseneessseseessseaes 88 Solving USB flash drive problems cccccsscsscssscssecssesssessecssecsecsseessecseecaessaecseesateseecssecaesaeesneeseesseesssesnsessesses 90 Solving front panel component problems cceccesscssecssessecssecseecsecsecseesseesseecesscsesseecsessssessecseeessessecaeeesseaes 91 Solving Internet access problems lei ie sse eeee esses rennen nennen nns tane th seta stans sh sena sta
141. sert the first recovery disc into the DVD drive tray and close the tray If you are using a recovery USB flash drive insert it into a USB port Click the Start button and then click Shut Down or If the computer is not responding press and hold the power button for approximately 5 seconds or until the computer turns off Disconnect all peripheral devices from the computer except the monitor keyboard and mouse Press the power button to turn on the computer and press Esc as the computer is powering on to display the startup menu Use the arrow Keys to select the boot menu and press Enter Use the arrow keys to select the location where the recovery media is inserted USB or DVD Press Enter to boot from that device Backing up restoring and recovering in Windows 7 115 6 If Recovery Manager asks if you want to run System Recovery from Media or Hard Drive select Media On the Welcome screen under I need help immediately click Factory Reset 7 Ifyou are prompted to back up your files and you have not done so select Back up your files first recommended and then click Next Otherwise select Recover without backing up your files and then click Next 8 Ifyou are prompted to insert the next recovery disc do so 9 When Recovery Manager is finished remove the recovery disc or the recovery USB flash drive from the system 10 Click Finish to restart the computer Using HP Recovery Disc operating system discs select
142. so will not display for example Ownership Tag Default is enabled Option ROM Prompt enable disable Enabling this feature will cause the system to display a message before loading option ROMs Default is enabled After Power Loss off on previous state Default is Power off Setting this option to o Power off causes the computer to remain powered off when power is restored Power on causes the computer to power on automatically as soon as power is restored Previous state causes the computer to power on automatically as soon as power is restored if it was on when power was lost NOTE If you turn off power to the computer using the switch on a power strip you will not be able to use the suspend sleep feature or the Remote Management features POST Delay in seconds Enabling this feature will add a user specified delay to the POST process This delay is sometimes needed for hard disks on some PCI cards that spin up very slowly so slowly that they are not ready to boot by the time POST is finished The POST delay also gives you more time to select F10 to enter Computer F10 Setup Default is None Bypass F1 Prompt on Configuration Changes Enable Disable Allows you to set the computer not to confirm when changes were made Default is disabled Remote Wakeup Boot Source remote server local hard drive Default is Local hard drive Factory Recovery Boot Support Enable Disable Provides the ability for the BIOS to re
143. stalled the system will crash blue screen RAID volumes may become corrupted if they are booted to after disabling RAID Removable Media Boot Enables disables ability to boot the system from removable media Default is enabled Boot Order Allows you to e UEFI Boot Sources Specify the order in which EFI boot sources such as a internal hard drive USB hard drive USB optical drive or internal optical drive are checked for a bootable operating system image Each device on the list may be individually excluded from or included for consideration as a bootable operating system source EFI boot sources always have precedence over legacy boot sources e Legacy Boot Sources Specify the order in which legacy boot sources such as a network interface card internal hard drive USB optical drive or internal optical drive are checked for a bootable operating system image Each device on the list may be individually excluded from or included for consideration as a bootable operating system source Specify the order of attached hard drives The first hard drive in the order will have priority in the boot sequence and will be recognized as drive C if any devices are attached NOTE To drag a device to a preferred place press Enter To remove the device from consideration as a bootable device press F5 You can use F5 to disable individual boot items as well as disable EFI boot and or legacy boot Chapter 6 Computer Setup F10 Utility Tabl
144. stem board may be used The specific graphics card installed and software configuration will determine the behavior The system board graphics can be disabled by changing settings in Computer Setup Rear panel components 7 Serial Number Location Each computer has a unique serial number and a product ID number that are located on the exterior of the computer Keep these numbers available for use when contacting customer service for assistance 8 Chapter 2 Product Features 3 illustrated parts catalog Computer major components Computer major components 9 Item Description 1 Front bezel i Bezel blank optical drive 2 Access panel G Power supply 180W APFC 180W Estar6 180W standard 4 System board includes replacement thermal material For use in models without Windows 8 1 For use in models with Windows 8 1 Standard For use in models with Windows 8 1 Professional For use in NetClone models for use only in China 5 Front I O assembly 6 Memory modules PC3L 12800 1600 MHz 4 GB 2 GB 7 Processors include replacement thermal material Intel Core i3 4150 processor 3 5 GHz Intel Pentium G3250 processor 3 2 GHz Intel Celeron G1840 processor 2 8 GHz not illustrated 10 Chapter3 Illustrated parts catalog Misc parts Item Description 1 Fan sink includes replacement thermal material 2 Speaker 3 6 in 1 card
145. sword for the computer you can clear that password so you can gain access to the information on the computer by resetting the password jumper A CAUTION Pushing the CMOS button will reset CMOS values to factory defaults It is important to back up the computer CMOS settings before resetting them in case they are needed later Back up is easily done through Computer Setup See Computer Setup F10 Utility on page 51 for information on backing up the CMOS settings Resetting the CMOS and password jumper The computer s configuration memory CMOS stores information about the computer s configuration A CAUTION f you enable the stringent security feature in Computer Setup and you forget the setup password or the power on password the computer is inaccessible and can no longer be used Enabling the stringent password disables the ability to reset the password by moving the jumper on the system board If you lose or forget the password the system board must be replaced This scenario is not covered under warranty To prevent the computer from becoming permanently unusable record your configured setup password or power on password in a safe place away from your computer Without these passwords the computer cannot be unlocked To disable the power on or setup password features or to clear the power on or setup passwords complete the following steps Resetting the CMOS and password jumper 103 Shut down the operating system
146. t damage Tools and software Requirements To service the computer you need the following e TorxT 15 screwdriver e TorxT 15 screwdriver with small diameter shank for certain front bezel removal e Flat bladed screwdriver may sometimes be used in place of the Torx screwdriver e Phillips 2 screwdriver e Diagnostics software e Tamper resistant T 15 wrench Service considerations 17 Screws The screws used in the computer are not interchangeable They may have standard or metric threads and may be of different lengths If an incorrect screw is used during the reassembly process it can damage the unit HP strongly recommends that all screws removed during disassembly be kept with the part that was removed then returned to their proper locations AN CAUTION Metric screws have a black finish U S screws have a silver finish and are used on hard drives only CAUTION As each subassembly is removed from the computer it should be placed away from the work area to prevent damage Cables and connectors Most cables used throughout the unit are flat flexible cables These cables must be handled with care to avoid damage Apply only the tension required to seat or unseat the cables during insertion or removal from the connector Handle cables by the connector whenever possible In all cases avoid bending or twisting the cables and ensure that the cables are routed in such a way that they cannot be caught or snagged by parts
147. t http www hp com support e RefertoHelpful hints on page 63 in this guide To assist you in resolving problems online HP Instant Support Professional Edition provides you with self solve diagnostics If you need to contact HP support use HP Instant Support Professional Edition s online chat feature Access HP Instant Support Professional Edition at http www hp com go ispe Access the Business Support Center BSC at hitp www hp com go bizsupport for the latest online support information software and drivers proactive notification and worldwide community of peers and HP experts 62 Chapter7 Troubleshooting without diagnostics If it becomes necessary to call for technical assistance be prepared to do the following to ensure that your service call is handled properly Be in front of your computer when you call Write down the computer serial number product ID number and monitor serial number before calling Spend time troubleshooting the problem with the service technician Remove any hardware that was recently added to your system Remove any software that was recently installed Restore the system from the Recovery Disc Set that you created or restore the system to its original factory condition in System Software Requirement Disks SSRD A CAUTION Restoring the system will erase all data on the hard drive Be sure to back up all data files before running the restore process ET NOTE For sales information a
148. t of compatible cards Media card is locked Locking the media card is a safety feature that prevents writing to and deleting from an SD Memory Stick PRO card If using an SD card make sure that the lock tab located on the right of the SD card is not in the locked position If using a Memory Stick PRO card make sure that the lock tab located on the bottom of the Memory Stick PRO card is not in the locked position Unable to access data on the media card after inserting it into a slot Cause The media card is not inserted properly is inserted in the wrong slot or is not supported Solution Ensure that the card is inserted properly with the gold contact on the correct side The green LED will light if inserted properly Do not know how to remove a media card correctly Cause The computer s software is used to safely eject the card Solution In Windows 7 click Start select Computer right click on the corresponding drive icon and then select Eject Pull the card out of the slot In Windows 8 1 on the Start screen type e and then click File Explorer from the list of applications Expand Computer right click on the corresponding drive icon and then select Eject Pull the card out of the slot Solving media card reader problems 71 Do not know how to remove a media card correctly Cause Solution NOTE Never remove the card when the green LED is flashing After installing the media card read
149. table work environment For more information refer to the Safety amp Regulatory Information guide Before you call for technical support If you are having problems with the computer try the appropriate solutions below to try to isolate the exact problem before calling for technical support e Runthe HP diagnostic tool e Runthehard drive self test in Computer Setup Refer to Computer Setup F10 Utility on page 51 for more information e Checkthe Power LED on the front of the computer to see if it is flashing red The flashing lights are error codes that will help you diagnose the problem Refer to Appendix A POST error messages on page 94 for more information e Ifthe screen is blank plug the monitor into a different video port on the computer if one is available Or replace the monitor with a monitor that you know is functioning properly e fyouare working on a network plug another computer with a different cable into the network connection There may be a problem with the network plug or cable e Ifyou recently added new hardware remove the hardware and see if the computer functions properly e Ifyou recently installed new software uninstall the software and see if the computer functions properly e Bootthe computer to the Safe Mode to see if it will boot without all of the drivers loaded When booting the operating system use Last Known Configuration e Refer to the comprehensive online technical support a
150. talled or energy saver features are enabled System ROM is corrupted system is running in Boot Block Emergency Recovery Mode indicated by eight beeps Press any key or click the mouse button and type your password if set Reflash the system ROM with the latest BIOS image You are using a fixed sync monitor and it will not sync at the resolution chosen Be sure that the monitor can accept the same horizontal scan rate as the resolution chosen Computer is in Sleep state Press the power button to resume from Sleep state CAUTION When attempting to resume from Sleep state do not hold down the power button for more than four seconds Otherwise the computer will shut down and you will lose any unsaved data Chapter 7 Troubleshooting without diagnostics Blank screen no video Cause Monitor cable is plugged into the wrong connector Solution Systems may have a monitor connection on both the motherboard or an add in card Try moving the monitor connection to a different connector on the back of the computer Monitor settings in the computer are not compatible with the monitor 1 In Control Panel select Category from the View by list then under Appearance and Personalization select Adjust screen resolution To access Control Panel in Windows 7 click Start and then select Control Panel To access Control Panel in Windows 8 1 from the Start screen type c and then select Control Panel from t
151. ted or driver is not loaded Cause Solution Drive is not connected properly or not properly configured See the documentation that came with the optional device Movie will not play in the DVD drive Cause Solution Movie may be regionalized for a different country See the documentation that came with the DVD drive Decoder software is not installed Install decoder software Damaged media Replace media Movie rating locked out by parental lock Use DVD software to remove parental lock Media installed upside down Reinstall media Cannot eject compact disc tray load unit Cause Solution Disc not properly seated in the drive Turn off the computer and insert a thin metal rod into the emergency eject hole and push firmly Slowly pull the tray out from the drive until the tray is fully extended then remove the disc CD ROM CD RW DVD ROM or DVD R RW drive cannot read a disc or takes too long to start Cause Solution Media is corrupt Try different media to confirm whether media is valid Media has been inserted upside down Re insert the media with the label facing up The DVD ROM drive takes longer to start because it has to Wait at least 30 seconds to let the DVD ROM drive determine the determine the type of media played such as audio or video type of media being played If the disc still does not start read the other solutions listed for this topic CD or DVD disc is dirty Clean CD or DVD with
152. tem board connector and the ATX CPU system board connector 5 Press the tab 1 on the base pan in front of the power supply that holds it in place 6 Slide the power supply toward the front of the computer 2 and then lift the power supply out of the chassis 3 To install the power supply reverse the removal procedure 48 Chapter5 Removal and replacement procedures System board Description System board for use in models without Windows 8 1 System board for use in models with Windows 8 1 Standard System board for use in models with Windows 8 1 Professional System board for use in NetClone models 1 Prepare the computer for disassembly Preparation for disassembly on page 21 2 Remove the access panel Access panel on page 22 3 When replacing the system board make sure the following components are removed from the defective system board and installed on the replacement system board e Memory modules Memory on page 25 e Expansion cards Expansion cards on page 27 e Heatsink Heat sink on page 39 e Processor Processor on page 40 4 Disconnect all cables connected to the system board noting their location for reinstallation 5 Remove the six Torx screws that secure the system board to the chassis 6 Slide the system board toward the front of the computer to disengage the I O panel and then lift the system board out of the computer When reinstalling
153. ter Setup Drives 31 32 Removing an optical drive 1 Prepare the computer for disassembly Preparation for disassembly on page 21 Remove the access panel Access panel on page 22 2 3 Remove the front bezel Front bezel on page 23 4 Disconnect the power cable and data cable from the back of the optical drive 1 A CAUTION Whenremoving the cables pull the tab or connector instead of the cable itself to avoid damaging the cable 5 Remove the two Torx screws that secure the drive to the computer 2 and then slide the drive out of the drive bay 3 Reverse this procedure to install the optical drive Chapter 5 Removal and replacement procedures Removing a hard drive A NOTE Before you remove the old hard drive be sure to back up the data from the old hard drive so that you can transfer the data to the new hard drive 1 Prepare the computer for disassembly Preparation for disassembly on page 21 Remove the access panel Access panel on page 22 2 3 Disconnect the power cable and data cable from the back of the hard drive 1 4 Remove the four Torx screws that secure the hard drive to the hard drive bay 2 and then slide the drive out of the bay toward the inside of the computer 3 Reverse this procedure to install the hard drive Drives 33 34 Front 1 0 and power switch assembly 1 2 3 4 Prepare the computer for disassembly Preparation for disassemb
154. that the current bootable disk s MBR has been corrupted or infected with a virus 56 Chapter6 Computer Setup F10 Utility Table 6 3 Computer Setup Security continued System Security these NOTE Available options are displayed depending on system configuration options are hardware y dependent Data Execution Prevention enable disable Helps prevent operating system security breaches Default is enabled SVM CPU Virtualization enable disable Controls the virtualization features of the processor Changing this setting requires turning the computer off and then back on Default is disabled OS management of Embedded Security Device enable disable This option allows the user to limit OS control of the Embedded Security Device Default is enabled This option is automatically disabled if Trusted Execution Technology is enabled e Resetof Embedded Security Device through OS enable disable This option allows the user to limit the operating system ability to request a Reset to Factory Settings of the Embedded Security Device Default is disabled NOTE To enable this option a Setup password must be set e NoPPI provisioning Windows 8 1 only This option lets you set Windows 8 1 to bypass the PPI Physical Presence Interface requirement and directly enable and take ownership of the TPM on first boot You cannot change this setting after TPM is owned initialized unless the TPM is reset Default is disabled for non Win
155. the system board first insert the I O panel back into the slots in the rear of the chassis and then align the board with the chassis screw holes EA NOTE When replacing the system board you must change the chassis serial number in the BIOS System board 49 50 System board callouts SYS FAN HOOD SENSE PCle X1 PCle X16 UB n i i F_AUDIO INT_SPKR CLR_CMOS PASS ATX_CPU F_USB1 XU1 COM2 CPU FAN DIMM1 DIMM3 F PANEL SATA2 SATA1 SATAO SATA3 ATX PWR BAT Sys Bd Label Color Component Sys Bd Label Color Component X1PCIEXP2 Black Expansion card SATA3 Light blue Optical drive or second hard drive X16PCIEXP Black Expansion card SATAO Darkblue Hard drive SYS_FAN Red Fan SATA1 White Optical drive or second hard drive HOOD_SENSE White Hood sensor SATA2 Orange Optical drive or second hard drive ATX_CPU White 4 pin processor power F_PANEL Black Front I O XU1 Silver Processor COM2 Black Optional serial port CPU FAN White Processor fan F_USB1 White Front 1 0 DIMM1 Black Memory module CLR_CMOS PASS Blue Reset CMOS system passwords DIMM3 Black Memory module INT_SPKR White Speaker BAT Black RTC battery F_AUDIO Yellow Front 1 0 ATX_PWR White 24 pin main power connector Chapter 5 Removal and replacement procedures 6 Computer Setup F10 Utility Computer Setup F10 Utilities Use Computer Setup F10 Utility to do the following Change factory default settings Set the system date a
156. tic discharge ESD may not appear to be affected at all and can work perfectly throughout a normal cycle The device may function normally for a while but it has been degraded in the internal layers reducing its life expectancy Networks built into many integrated circuits provide some protection but in many cases the discharge contains enough power to alter device parameters or melt silicon junctions Generating static The following table shows that e Different activities generate different amounts of static electricity e Staticelectricity increases as humidity decreases Relative Humidity Event 5596 40 10 Walking across carpet 7 500 V 15 000 V 35 000 V Walking across vinyl floor 3 000 V 5 000 V 12 000 V Motions of bench worker 400V 800V 6 000 V Removing DIPs from plastic tube 400V 700V 2 000 V Removing DIPs from vinyl tray 2 000 V 4 000 V 11 500V Removing DIPs from Styrofoam 3 500V 5 000V 14 500 V Removing bubble pack from PCB 7 000 V 20 000 V 26 500 V Packing PCBs in foam lined box 5 000 V 11 000V 21 000 V These are then multi packaged inside plastic tubes trays or Styrofoam ET NOTE 700 volts can degrade a product Electrostatic discharge information 13 Preventing electrostatic damage to equipment Many electronic components are sensitive to ESD Circuitry design and structure determine the degree of sensitivity The following packaging and grounding precautions are necessary to prevent dam
157. tion Problems Anew device is not recognized as part of the system Cause Solution Device is not seated or connected properly Ensure that the device is properly and securely connected and that pins in the connector are not bent down Cable s of new external device are loose or power cables are Ensure that all cables are properly and securely connected and unplugged that pins in the cable or connector are not bent down Power switch of new external device is not turned on Turn off the computer turn on the external device then turn on the computer to integrate the device with the computer system When the system advised you of changes to the configuration Reboot the computer and follow the instructions for accepting you did not accept them the changes A plug and play board may not automatically configure when Use Windows Device Manager to deselect the automatic settings added if the default configuration conflicts with other devices for the board and choose a basic configuration that does not cause a resource conflict You can also use Computer Setup to reconfigure or disable devices to resolve the resource conflict Solving Hardware Installation Problems 81 82 A new device is not recognized as part of the system Cause Table 7 1 Solving Hardware Installation Problems continued Solution To access Device Manager in Windows 7 click Start select Control Panel and then select Device Manager To access Device
158. tomatically scheduled check on boot up NOTE If Windows BitLocker Drive Encryption BDE is enabled HP requires that BDE be suspended temporarily before the BIOS is flashed You must get the BDE recovery password and PIN before suspending BDE After updating the BIOS you can resume BDE e Update BIOS via Network Enabled Disabled Enables or disables BIOS network support Default is enabled e Update Source HP Custom Selects hp com or a locally managed custom address to serve BIOS updates Default is HP Update Address If Custom is selected for Update Source the URL of the locally managed server e Automatic BIOS Update Setting Disabled Check and install all updates automatically Check and install only important updates automatically Check for updates but let me decide whether to install them Enables or disables the network BIOS update scheduler Default is disabled Automatic Update Frequency Daily Weekly Monthly Sets the frequency of checks to the BIOS update server If a newer version of BIOS is available on the network server the system will prompt to update the BIOS Default is Monthly Force Check on Next Reboot Disabled Enabled During the next boot checks whether an updated BIOS is available This value is independent of the Automatic Update Frequency setting Default is disabled Recovering the Configuration Settings This method of recovery requires that you first perform the Save to Removable Media comm
159. unt of time for a operating system and BIOS watchdog alert to be sent if the timers are not deactivated BIOS watchdog is deactivated by BIOS and would indicate that a halt occurred during execution if the alert is sent to the management console An operating system alert is deactivated by the operating system image and would indicate that a hang occurred during its initialization Default is enabled Option ROM Launch Let you set the launch policy for option ROMs An Option ROM typically consists of firmware that is called Policy by the system BIOS For example an adapter card that controls a boot device might contain firmware that is used to connect the device to the system once the Option ROM is loaded e PXE Option ROMs legacy only EFI only do not launch e Storage Option ROMs legacy only EFI only do not launch e Video Option ROMs legacy only EFI only Connected BIOS Enables or disables the feature that updates the BIOS using the network e Connected BIOS Enabled Disabled Enables or disables BIOS network support Default is enabled 60 Chapter6 Computer Setup F10 Utility Table 6 5 Computer Setup Advanced for advanced users continued e UseProxy Enabled Disabled When enabled displays Proxy Address field to configure the URL of the proxy server Default is disabled Update BIOS via Network Allows you to use F10 Setup to check for BIOS updates from hp com and apply them using either a manual selection or an au
160. vents on the computer Lint and other foreign matter can block the vents and limit the airflow Cleaning the keyboard Follow all safety precautions in General cleaning safety precautions on page 16 before cleaning the keyboard To clean the tops of the keys or the keyboard body follow the procedures described in Cleaning the Computer Case on page 16 When cleaning debris from under the keys review all rules in General cleaning safety precautions on page 16 before following these procedures A CAUTION Use safety glasses equipped with side shields before attempting to clean debris from under the keys Visible debris underneath or between the keys may be removed by vacuuming or shaking Canned pressurized air may be used to clean debris from under the keys Caution should be used as too much air pressure can dislodge lubricants applied under the wide keys 16 Chapter4 Routine care SATA drive guidelines and disassembly preparation e Ifyou remove a key use a specially designed key puller to prevent damage to the keys This tool is available through many electronic supply outlets A CAUTION Never remove a wide leveled key like the space bar from the keyboard If these keys are improperly removed or installed the keyboard may not function properly e Cleaning under a key may be done with a swab moistened with isopropyl alcohol and squeezed out Be careful not to wipe away lubricants necessary for proper key functi
161. ving them apart 3 Fluorescent lights or fans may be too close to the monitor Monitor needs to be degaussed Degauss the monitor Refer to the documentation that came with the monitor for instructions 74 Chapter7 Troubleshooting without diagnostics Image is not centered Cause Position may need adjustment No Connection Check Signal Cable displays on screen Cause Monitor video cable is disconnected Out of Range displays on screen Cause Video resolution and refresh rate are set higher than what the monitor supports Solution Press the monitor s Menu button to access the OSD menu Select ImageControl Horizontal Position or Vertical Position to adjust the horizontal or vertical position of the image Solution Connect the video cable between the monitor and computer CAUTION Ensure that the computer power is off while connecting the video cable Solution Restart the computer and enter Safe Mode Change the settings to a supported setting then restart the computer so that the new settings take effect To enter Safe Mode in Windows 7 1 Restartthe computer 2 Pressand hold the F8 key as your computer restarts before the Windows logo appears If the Windows logo appears you must restart the computer and try again 3 On the Advanced Boot Options screen use the arrow keys to highlight the safe mode option you want and then press Enter 4 Logonto your computer with a user accou
162. y on page 21 2 Remove the access panel Access panel on page 22 3 Remove the screw that holds down the expansion card retention latch 1 then slide the latch up 2 and pull it off the rear of the chassis 3 4 Locate the correct vacant expansion socket on the system board and the corresponding expansion slot on the back of the computer chassis 5 Before installing an expansion card remove the expansion slot cover or the existing expansion card A NOTE Before removing an installed expansion card disconnect any cables that may be attached to the expansion card a Ifyou are installing an expansion card in a vacant socket you must use a flatblade screwdriver to pry out one of the metal shields on the rear panel that covers the expansion slot Be sure to remove the appropriate shield for the expansion card you are installing Expansion cards 27 b If you are removing a PCI Express x1 card hold the card at each end and carefully rock it back and forth until the connectors pull free from the socket Lift the card straight up then away from the inside of the chassis to remove it Be sure not to scrape the card against other components 28 Chapter 5 Removal and replacement procedures c Ifyou are removing a PCI Express x16 card pull the retention arm on the back of the expansion socket away from the card and carefully rock the card back and forth until the connectors pull free from the socket Lift the card strai
163. y socket 3 Replace DIMM with a module conforming to the SPD standard 214 DIMM Configuration Warning Populated DIMM Configuration is not optimized Rearrange the DIMMs so that each channel has the same amount of memory POST numeric codes and text messages 95 Control panel message 219 ECC Memory Module Detected ECC Modules not supported on this Platform Description Recently added memory module s support ECC memory error correction Recommended action 1 If additional memory was recently added remove it to see if the problem remains 2 Check product documentation for memory support information 301 Keyboard Error Keyboard failure 1 Reconnect keyboard with computer turned off 2 Check connector for bent or missing pins 3 Ensurethat none of the keys are depressed 4 Replace keyboard 303 Keyboard Controller Error 304 Keyboard or System Unit Error 1 0 board keyboard controller Keyboard failure 1 Reconnect keyboard with computer turned off 2 Replacethe system board 1 Reconnect the keyboard with computer turned off 2 Ensurethat none of the keys are depressed 3 Replace the keyboard 4 Replace the system board 501 Display Adapter Failure Graphics display controller 1 Reseatthe graphics card if applicable 2 Clear CMOS See Appendix B Password security and resetting CMOS on page 103 3 Verify monitor is attached and tu

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