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1. 79 Diskless No Flash Unit Troubleshooting 80 Configuring a PXE Server enrii 81 Appendix D Restoring the Flash Image 82 System Requirements ceceeeeseeeseeeeeeeceeeeeeceececaeeecaeeeceeeeeececeeeeeeeeecaaaeasaeeeeececereeeeseeaaeeaaaaeeeees 82 Gating SIRI Sel xs ih eae ee a a a a a T E A 82 Formatting a USB Flash 83 Unpacking the Image and Tools for Deployment cccccccceceeseeeeeeeeneeeeeeeseeseeeseeeeecseneeeeseaees 83 Deploying wilh Acta tng 83 Appendix Device management c cccccscccsssccsssccccesccccssccccscccesccccsccceeccccescecessecesscees 54 Appendix Adding an Image Restore Tool 85 Appendix G System BIOS siiciuiiniscinuiinumanindsnianinnmiiicinwiimaninnindeenans 86 Upd ting or restoring a BIOS a nE E EA aE 86 Appendix H Power cord set requirements sssssoossesssoosscsssosscooseosesossssssosssesssossssossssssosses 89 ee E fh tnt strain bain tabu dail 89 Japanese power cord requirements
2. 14 Cle ning the keyboard 14 Cleaning the Monitor 15 Cleaning 15 siosaia a a a 15 Tools and software requirements 15 orario a E EAA E O A eaaaeanstaass 16 Cables and connectors 16 Lithium coin cell battery oc wavs eins swshotinnd atenod dere zaaiee a a soncietoadauai see iuntbaain buasind tat 16 4 Removal and replacement procedures cccccsccccscscsccccscccscsccsescccescccececcesceesceseseeeeees 17 Preparation for disassembly icra ugsirdegecvenemessrneeresdnavavesamnenadytaveedrevauteatna oredienepcdentalasrarieravand 17 Accessi panel massene e e ra E EEEE 18 Front FOS vcs nae wns iyne Eo ah E Seiad O EE ET R EN 19 Front bezel See Unity ae enas ER oiar rpi EE E ENT EE aE EEEN REEE EE SESS 20 MEMON eee E E E 22 SODIMM S E E E TAEA OEE 22 DDR3 SDRAM SODIMMS 22 Populating SODIMM 23 Installing SODIMMS Gone 24 elal VAIN ris E A
3. 89 Sit In Br SSA 90 Appendix Statement of Volatility ccscccsscccssscccsccccscccescccesccccsccccscccescccescccescceecees 91 Appendix J a a 93 vii viii 1 Product features Standard configuration features Standard configuration features 1 2 Front panel components Flexible Thin J Client 1 USB 2 0 Ports black 4 Headphone Connector 2 USB 3 0 Ports blue 5 Hard Drive Activity Light Microphone Headphone Connector Dual State Power Button NOTE When a device is plugged into the Microphone Headphone Connector a dialog box appears 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 Refer to theDiagnostics and Troubleshooting on page 71 to interpret the code Chapter 1 Product features Rear panel components 1 f Connector for powered audio devices 7 Power Cord Connector green 2 USB 2 0 Ports black 8 Line In Audio Connector blue 3 554 USB 3 0 Ports blue
4. eee 25 SPEKE eaa E E A A EE E 26 Eea isc E ial Ne et Nadel ie bn A apa 27 LOES E E E E E E 29 Smart Cover Lock solenoid lock a nnspcanscsanaxebigveldiadbdvacntianmisinsashpinphicaaantaninnitmandaxeiaskomuaorinehe 30 Drive cage fiber NIC assembly holder 34 MAIA dive eer a na E E E e E NE E E 35 Hood sensore seee e E E E eaten re ry 36 Installing the fiber NIC insets ncaa hail 37 n an cers e E ar Ea EE E A TEE E E 4 Graphics etree met er men nN eon terres teeter ne eer 42 eho eda ah sass EE EE O AEAEE E A EE EN 43 aaea e E r E Ea E E E E E EEE 44 Rear aiia a e e E E E S 47 hcg tetas eit 49 Changing from desktop to tower Configuration 52 Por COVED oh iu trasciolsbsaie vbr AE E 53 Power by r wereld dae a ee 54 Appendix Battery replacement 55 Appendix Computer Setup F10 Utility BIOS Settings 58 Computer Setup F10 Utilities ci scaieastenn casters cuenaiis tetoaninsaiuarastignaitndaivs iathieondebanatipdal
5. coronene oeni E EEEE 1 Standard configuration features subasornensnenaspreiinananaapremseiebbaapbuedorencdenniadgaeunonavadereuannerdvonnitonae 1 Front panel components iE ENE 2 Rear panel components ni anii EE NEN RaT E i Eai 3 Serial number SA NUN epi banephateos nea 4 2 p ris ssa seek ces eed snd biccanctc a a 5 Computer major COMPONENTS 5 Drives EREE T IE ENNART AE 6 Mise boards ut E a 6 Mise 7 anes ee 8 3 Routine care and disassembly preparation 10 Electrostatic discharge information 10 Generating Static e E E E E 11 Preventing electrostatic damage to 11 Personal grounding methods and 12 Grounding the 12 Recommended materials and equipment 12 CS REIS IS NE 13 Routine OBE Aptos O E E O 14 General cleaning safety precautions ccccessceeeeeeeeeenseeeeeeeeeseneeeseneeeeenteeeeeeseeees 14 Cleaning the Computer Case 2
6. Remove the drive cage Drive cage fiber NIC assembly holder on page 34 Remove the fiber NIC assembly Installing the fiber NIC assembly on page 37 Remove the heat sink Heat sink on page 27 Remove the system board System board on page 44 From the outside of the chassis remove the four Phillips screws that secure the fan to the chassis Rear fan 47 9 From the inside of the chassis slide the fan out from underneath the chassis lip and then remove the fan To install the rear fan reverse the removal procedure 48 Chapter 4 Removal and replacement procedures Antennas Two antennas are secured to chassis one on the front one on the back You must remove all other components to remove the antennas 1 Prepare the computer for disassembly Preparation for disassembly on page 17 Remove the access panel Access panel on page 18 Remove the front fan Front fan on page 25 Remove the drive cage Drive cage fiber NIC assembly holder on page 34 Remove the fiber NIC assembly Installing the fiber NIC assembly on page 37 Remove the heat sink Heat sink on page 27 Remove the system board System board on page 44 Remove the rear fan Rear fan on page 47 To remove the front antenna from the inside of front of the chassis remove the antenna from the clips built into the base pan 10 From the outside of the fr
7. 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 computer and keyboard Operating guidelines 13 Never cover the ventilation slots on the monitor with any type of material Install or enable power management functions of the operating system or other software including sleep states Routine care General cleaning safety precautions 1 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 Compute
8. Access panel 18 Description Spare part number Access panel 732763 001 To access internal components you must remove the access panel 1 Prepare the computer for disassembly Preparation for disassembly on page 17 2 Loosen the thumbscrew on the rear of the computer 1 slide the access panel toward the rear of the computer then lift it off 2 To install the access panel reverse the removal procedure Chapter 4 Removal and replacement procedures Front bezel Description Spare part number Front bezel 732764 001 1 Prepare the computer for disassembly Preparation for disassembly page 17 2 Remove the access panel Access panel on page 18 3 Lift up the three tabs on the side of the bezel 1 then rotate the bezel off the chassis 2 To install the front bezel reverse the removal procedure Front bezel 19 Front bezel security The front bezel can be locked in place by installing a security screw provided by HP To install the security screw 1 Prepare the computer for disassembly Preparation for disassembly on page 17 Remove the access panel Access panel on page 18 Remove the front bezel Front bezel on page 19 gt Remove the black screw on the front of the chassis behind the bezel The screw is labeled BEZEL 5 Replace the front bezel 20 Chapter 4 Removal and replacement procedures 6 Install the security screw through the middle
9. clean the mouse body follow the procedures in Cleaning the Computer Case on page 14 Service considerations Listed below are some of the considerations that you should keep in mind during the disassembly and assembly of the computer Tools and software requirements To service the computer you need the following e T 15 screwdriver T 15 screwdriver with small diameter shank for certain front bezel removal e Flatbladed screwdriver may sometimes be used in place of the Torx screwdriver e Phillips 2 screwdriver Service considerations 15 e Diagnostics software e Tamper resistant T 15 wrench 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 A 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 durin
10. 7 Maintenance amp Service Guide HP 1820 Flexible Thin Client Copyright 2013 Hewlett Packard Development Company L P The information contained herein is subject to change without notice Microsoft and Windows are U S registered trademarks of the Microsoft group of companies 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 November 2013 Document Part Number 730519 001 Product notice This guide describes features that are common to most models Some features may not be available on your computer About This Book Z WARNING Text set off in this manner indicates that failure to follow directions could result in bodily harm or loss of life A CAUTION Text set off in this manner indicates that failure to follow directions could result in damage to equipment or loss of information 7 NOTE Text set off in this manner provides important supplemental information iv About This Book Table of contents 1
11. Computer Setup Utilities menu complete the following steps 1 Turn on or restart the computer 2 Press either Esc or F10 while the Press the ESC key for Startup Menu message is displayed at the bottom of the screen Pressing Esc displays a menu that allows you to access different options available at startup fey NOTE If you do not press Esc or F10 at the appropriate time you must restart the computer and again press Esc or F10 when the monitor light turns green to access the utility NOTE You can select the language for most menus settings and messages using the Language Selection option in the ESC Startup Menu or using the F8 key in Computer Setup 3 If you pressed Esc press F10 to enter Computer Setup 4 choice of five headings appears in the Computer Setup Utilities menu File Storage Security Power and Advanced 5 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 6 To apply and save changes select File gt Save Changes and Exit e Ifyou have made changes that you do not want applied select Ignore Changes and Exit e reset to factory settings or previously saved default settings some models select Apply Defaults and Exit This option will restore the original factory system defaults A CAUTION Do NOT turn the computer po
12. Drive Protection System test using F2 Diagnostics 2 Apply hard drive firmware patch if applicable Available at http www hp com support 3 Back up contents and replace hard drive Invalid Electronic Serial Number Electronic serial number is missing Enter the correct serial number in Computer Setup Appendix C Diagnostics and Troubleshooting Table C 4 Numeric Codes and Text Messages continued Control panel message Description Recommended action Network Server Mode Active and No Keyboard failure while Network Server 1 Reconnect keyboard with computer Keyboard Attached Mode enabled turned off 2 Check connector for bent or missing pins 3 Ensure that none of the keys are depressed 4 Replace keyboard Parity Check 2 Parity RAM failure Run Computer Setup and Diagnostic utilities Troubleshooting Basic Troubleshooting If the thin client is experiencing operating problems or will not power on review the following items Table C 5 Power On Troubleshooting Issue Procedures The thin client unit is experiencing operating problems Ensure that the following connectors are securely plugged into the thin client unit e connector e Keyboard e Mouse e RJ 45 connector e Monitor The thin client unit does not power on 1 Verify that the power supply is good by installing it a known working unit and testing it If the power supply does
13. 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 Remote Wakeup Boot Source remote server local drive Default is Local drive Bypass F1 Prompt on Configuration Changes Enable Disable Allows you to set the computer not to confirm when changes were made 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 Appendix Computer Setup Utility BIOS Settings Table B 6 Computer Setup Advanced for advanced users continued Bus Options On some models allows you to enable or disable PCI SERR Generation Default is enabled PCI VGA Palette Snooping which sets the VGA palette snooping bit in configuration space only needed when more than one graphics controller is installed Default is disabled Device Options Allows you to set Printer mode Bi Directional EPP ECP Output Only Default is EP
14. Red Power LED flashes five 5 times once every second followed by a two second pause Beeps stop after fifth iteration but LEDs continue until problem is solved Pre video memory error CAUTION To avoid damage to the memory modules or the system board you must unplug the computer power cord before attempting to reseat install or remove a memory module 1 Reseat memory modules 2 Replace memory modules one at a time to isolate the faulty module 3 Replace third party memory with HP memory 4 Replace the system board Red Power LED flashes six 6 times once every second followed by a two second pause Beeps stop after fifth iteration but LEDs continue until problem is solved Pre video graphics error For systems with a graphics card 1 Reseat the graphics 2 Replace the graphics card 3 Replace the system board For systems with integrated graphics replace the system board Interpreting POST Diagnostic Front Panel LEDs and Audible Codes 75 Table C 3 Diagnostic Front Panel LEDs and Audible Codes continued Activity Beeps Possible Cause Recommended Action Red Power LED flashes eight 8 Invalid ROM based on 1 Reflash the system ROM with the latest BIOS times once every second bad checksum image using the BIOS Recovery procedure followed by a two second pause Beeps stop after fifth 2 Replace the system board iteration but LEDs continue until problem is solved Sy
15. Savings SATA Power Management Disable Enable Fan Idle Mode POST Mode QuickBoot FullBoot FullBoot Every 07 Days 14 Days 21 Days 28 Days Clear Memory POST Messages Disable Enable Press ESC for Startup Menu Enable Disable Prompt Option ROM Prompt Enable Disable Remote Wakeup Boot Source Local Hard Drive Remote Server After Power Loss Off On Previous State POST Delay in seconds None 5 10 15 20 Bypass F1 Prompt on Disable Enable Configuration Changes Sunday Saturday Disable Enable BIOS Power On Time 00 00 na hh mm PCI SERR Generation Enable Disable Changing BIOS Settings from the REPSETUP utility 69 PCI VGA Palette Snooping Disable Enable Printer Mode Bi Directional Output Only Num Lock State at Power Off On On Integrated Video Auto Disable Force UMA Size 512M 32M 64M 256M 512M 1G Internal Speaker Enable Disable NIC Option ROM PXE Disable Download Default Setup Leave Defaults As Is Save Current Settings as Default Restore Factory Settings as Default Update Apply Defaults and Exit Do Not Apply Apply Power On Password na na Setup Password na na NOTE Settings that can be controlled from the operating system with repset can also be controlled remotely by sending the client an Altiris job that uses the repset tool to apply the setting changes 70 Appendix Computer Setup F
16. USB flash device drive key to your personal computer Ensure that only one USB flash device is connected to the system 2 Click USB Format 3 Select the USB drive from the list using the up and down arrows to display the correct drive letter If the USB drive does not appear in the list click Update Drives then scroll through the list again During the next step the USB drive will be reformatted and all data on it will be erased before the bootable image is copied to it To prevent loss of data be sure that you have saved any data from the USB drive to another drive 4 Click Format Connect the bootable USB flash device to the thin client Only one bootable USB device may be attached to the thin client during this process oy NOTE Do not use USB 3 0 devices 5 Restart the thin client 6 When prompted Do you want to continue Y N click Y to begin the image restore process on the thin client Unpacking the Image and Tools for Deployment Click Deployment The components that comprise the thin client recovery image DSKIMG BIN are unbundled When this process is complete the four most important files include IBRPE EXE the image restoration utility FLASH IBR the OS image the ReadMe TXT file and boot wim the pre install environment Deploying with PXE 1 Ensure that IBRPE EXE and FLASH IBR file exist 2 Add the following command to execute IBRPE in WinPE environment full path IBRPE EXE fu
17. and then back on 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 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 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 See the Desktop Management Guide for more information Appendix Computer Setup F10 Utility BIOS Settings Computer Setup Power 7 NOTE Support for specific Computer Setup options may vary depending on the hardware configuration Table B 5 Computer Setup Power Option Description OS Power e Power Savings Extended Auto Normal Allows certain operating systems to decrease Management the processors power consumption when the processor is idle Default is extended e Runtime Power Management Enable Disable Allows certain operating 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 Unique Sleep State Blink Rates Enable Disable This feature is designed to provide a visual indication of what sleep state the system
18. antennas removal and replacement 49 audible codes 74 B basic troubleshooting 79 battery disposal 16 battery replacement 55 beep codes 74 BIOS 86 updating 86 cautions AC power 10 cables 16 electrostatic discharge 10 keyboard cleaning 15 keyboard keys 15 changing BIOS settings in the REPSETUP utility 68 chasis types illustrated 10 chassis fan spare part number 8 cleaning computer 14 mouse 15 safety precautions 14 computer specifications 93 computer cleaning 14 94 Index country power cord set requirements 90 D diagnostics and troubleshooting 71 disabling enabling Wake on LAN WOL 72 disassembly preparation 17 diskless troubleshooting 80 drive cage kit spare partnumber 7 34 drive rail removal and replacement 34 E electrostatic discharge ESD 10 preventing damage 11 error codes 74 messages 77 F fan spare number 7 8 fiber NIC assembly installing 37 spare number 8 37 flashing LEDs 74 formatting a flash drive 83 front bezel removal and replacement 19 security 20 spare part number 5 8 19 front fan removal and replacement 25 spare number 25 front O assembly spare partnumber 7 front panel components 2 G graphics board removal and replacement 42 grounding methods 12 H heat sink removal and replacement 27 spare partnumber 7 27 hood sensor removal and replacement 36 spare partnumber 8 36 image restore tool 85 installing battery 55
19. front bezel release tab and into the chassis to secure the front bezel in place Front bezel security 21 Memory Description Spare part number 8 GB PC3 12800 SODIMM 689374 001 4 GB 12800 SODIMM 689373 001 2 GB PC3 12800 SODIMM 689372 001 The computer comes with double data rate 3 synchronous dynamic random access memory DDR3 SDRAM small outline dual inline memory modules SODIMMs SODIMMs The memory sockets on the system board can be populated with up to two industry standard SODIMMs These memory sockets are populated with at least one preinstalled SODIMM To achieve the maximum memory support you can populate the system board with up to 16 GB of memory DDR3 SDRAM SODIMMs 22 For proper system operation the SODIMMs must be e industry standard 204 pin e unbuffered non ECC PC3 12800 DDR3 1600 MHz compliant e 1 35 volt or 1 5 volt DDR3 SDRAM SODIMMs The DDR3 SDRAM SODIMMs must also e support CAS latency 11 DDR3 1600 MHz 11 11 11 timing e the mandatory Joint Electronic Device Engineering Council specification In addition the computer supports e 512 Mbit 1 Gbit and 2 Gbit non ECC memory technologies e single sided and double sided SODIMMS e SODIMMs constructed with x8 and x16 devices SODIMMs constructed with x4 SDRAM are not supported E NOTE The system will not operate properly if you install unsupported SODIMMs Chapter 4 Removal and replacement proce
20. memory 22 K keyboard cleaning 14 spare partnumbers 7 L LEDs 71 blinking power 74 locks front bezel 20 M memory installation 22 socket population 23 specifications 22 memory modules spare partnumber 5 8 22 mouse cleaning 15 mouse spare part number 7 mSATA drive removal 35 spare part numbers 6 35 N numeric error codes 77 operating guidelines 13 overheating prevention 13 P power and IDE flash activity LEDs 71 power cord set requirements country specific 90 power supply operating voltage range 93 power switch assembly removal and replacement 43 power on diagnostic tests 73 power on sequence 72 processor removal and replacement 29 spare partnumber 6 product ID locations 4 PXE 83 R rear fan removal and replacement 47 spare part number 47 rear panel components 3 removal and replacement access panel 18 antennas 49 drive cage 34 front bezel 19 front fan 25 graphics board 42 heat sink 27 hood sensor 36 power switch 43 processor 29 rear fan 47 Smart Cover Lock 30 solenoid lock 30 speaker 26 system board 44 WLAN tuner module 41 removing battery 55 resetting the Administrator password 73 restore 85 restoring the flash image 82 5 safety precautions cleaning 14 screws correct size 16 security front bezel 20 serial number locations 4 service considerations 15 Smart Cover Lock spare partnumber 30 software servicing computer 15 solenoid lock removal and re
21. not work on the test unit replace the power supply 2 Ifthe unit does not work properly with the replaced power supply have the unit serviced The thin client unit powers on and displays a splash screen but does not connect to the server 1 Verify that the network is operating and the network cable is working properly 2 Verify that the unit is communicating with the server by having the System Administrator ping the unit from the server o If the thin client pings back then the signal was accepted and the unit is working This indicates a configuration issue o If the thin client does not ping back and the thin client does not connect to the server re image the unit Troubleshooting 79 Table C 5 Power On Troubleshooting continued No link or activity on the network 45 1 LEDs or the LEDs do not illuminate blinking green after powering on thin client unit 2 The network LEDs are located inside the RJ 45 connector on the top rear panel of the thin client Indicator lights are visible when the connector is installed Verify that the network is not down Make sure the RJ 45 cable is good by installing the RJ 45 cable onto a known working device if a network signal is detected then the cable is good Verify the power supply is good by replacing the power cable to the unit with a known working power supply cable and testing it 4 If network LED s still do not light and you know the
22. up to remove it 2 To install the speaker reverse the removal procedure 26 Chapter 4 Removal and replacement procedures Heat sink Description Spare part number Heat sink 587456 001 The heat sink is secured by four Torx screws It does not have an attached fan 1 Prepare the computer for disassembly Preparation for disassembly on page 17 2 Remove the access panel Access panel on page 18 3 Lift the front fan up and place it on top of the drive cage You do not need to disconnect the fan cable from the system board 4 Loosen the four Torx T15 screws that secure the heat sink to the system board and then lift the heat sink from the system board ee ee a ll A CAUTION sink retaining screws should be removed in diagonally opposite pairs as in an X to even the downward forces on the processor to avoid damage that could require replacing the system board 5 Lay the heat sink on its top in a safe area to prevent the thermal grease from contaminating the work surface If reusing the existing heat sink go to step 1 Heat sink 27 If using a new heat sink go to step 3 1 If reusing the existing heat sink clean bottom of the heat sink and apply the thermal material provided in the spares kit to the top of the processor 2 Position the heat sink atop the processor 3 If using a new heat sink remove the protective covering from the bottom of the heat sink and place it i
23. 10 Utility BIOS Settings Diagnostics and Troubleshooting LEDs Table C 1 Power and IDE Flash Activity LEDs LED Status Power LED Off When the unit is plugged into the wall socket and the Power LED is off the unit is powered off However the network can trigger a Wake On LAN event in order to perform management functions Power LED On Displays during boot sequence and while the unit is on During boot sequence hardware initialization is processed and startup tests are performed on the following e initialization e Memory detection and initialization Video detection and initialization NOTE If one of the tests fails the unit will simply stop but the LED will stay on If the video test fails the unit beeps There are no messages sent fo video for any of these failed tests NOTE After the video is initialized anything that fails will have an error message NOTE RJ 45 LEDs are located inside RJ 45 connector on the top rear panel of the thin client The LEDs are visible when the connector is installed Blinking green indicates network activity and amber indicates speed connection IDE LED is Off When the unit is powered on and the flash activity light is off then there is no access to the system flash IDE LED blinks white Indicates the system is accessing the internal IDE flash LEDs 71 72 Wake on LAN Wake on LAN WOL allows a computer to be turn
24. 8 GB 689374 001 Computer major components 5 6 Item Description Spare part number 4 GB 689373 001 2 GB 689372 001 Processors include replacement thermal material Intel Pentium G3220 3 0 GHz 3 13 cache 54W 742564 001 Intel Core i5 4570s 2 9 GHz 6 MB L3 cache 65W 732505 001 Drives Description Spare part number mSATA drive 32 GB 719566 001 16 GB 719565 001 Misc boards Description Spare part number 708866 001 AMD Radeon HD 7650A 2GB MXM Graphics HP WLAN 802 11 a b g n 2x2 PCle NIC Chapter 2 Illustrated parts catalog 695915 001 Misc parts Sersesr Description Spare part number 1 Heat sink for use with the processor includes replacement thermal material 587456 001 Heat sink for use with the discrete graphics card includes replacement thermal 689369 001 material not illustrated 2 Power switch assembly 732767 001 3 Speaker 689384 001 4 Fan rear 691352 001 5 Front I O panel 732762 001 6 Chassis fan front 732765001 SATA data cable 25 2 inch 638814 001 Solenoid lock 732772 001 Drive cage 732761 001 Mouse PS2 optical 674315 001 USB optical 674316 001 Keyboard USB 724724 1 PS 2 701423 1 7 8 Sequential part number listing Spare part Description number 587456001 Heat sink for u
25. 9 38 45 Network Connector 4 5 DisplayPort Monitor Connectors 10 PS 2 Mouse Connector green 5 PS 2 Keyboard Connector purple 11 Fiber NIC optional 6 VGA Monitor Connector NOTE When a device is plugged into the blue Line In Audio Connector a dialog box will pop up asking if you want fo 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 If an MXM graphics card is installed all of the video connectors may be used at the same time However for such a configuration only the display connected to the upper DisplayPort will display POST messages The system board graphics can be disabled by changing settings in Computer Setup Rear panel components 3 4 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 Chapter 1 Product features 2 Illustrated parts catalog Computer major components Description Spare part number 1 Access panel 732763 001 2 Front bezel 732764 001 3 Stand 612496 001 System board includes replacement thermal material For use in models with WES7 737729 001 AC adapter 180W standard 613766 001 135W standard 648964 001 Memory modules PC3 12800
26. 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 electrostatic 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 Chapter 3 Routine care and disassembly preparation Generating static The following table shows that e Different activities generate different amounts of static electricity e Static electricity increases as humidity decreases Relative Humidity Event 55 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 400 V 800 V 6 000 V Removing DI
27. F10 Setup Utility If the Ownership Tag or Asset Tag is set manually clear it by selecting Security and then System IDs Select File and the select Save Changes and Exit To clear the Setup or Power On passwords 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 jumpers on header E49 labeled PSWD and remove it Remove the AC power wait 10 seconds until the unit AC power drains out then press the clear CMOS button on the system board 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 To set default settings back to factory defaults select File select Default Setup and then select Restore Factory Settings as Default Select File and the select Apply Defaults and Exit Shut down the computer remove the AC power cord and then place the 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 Appendix Statement of Volatility J Specifications Chassis Height 2 60 in 6 6 cm Width 9 90 in 25 1 cm Depth depth will increase if the computer is equipped with a port security br
28. G reduce potential safety issues only the power supply provided with the computer a replacement power supply provided by HP or a power supply purchased as an accessory from HP should be used with the computer 54 Chapter 4 Removal and replacement procedures A Battery replacement The battery that comes with the computer provides power to the real time clock When replacing the battery use a battery equivalent to the battery originally installed in the computer The computer comes with a 3 volt lithium coin cell battery Z 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 140 F Do not disassemble crush puncture short external contacts or dispose of in fire or water Replace the battery only with the HP spare designated for this product 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 NOTE The lifetime of the lithium battery can be extended
29. P ECP Num Lock State at Power On off on Default is off Integrated Graphics Auto Disable Force Use this option to manage integrated UMA graphics memory allocation The value you choose is allocated permanently to graphics and is unavailable to the operating system For example if you set this value to 512M a system with 2 GB of RAM the system always allocates 512 MB for graphics and the other 1 5 GB for use by the BIOS and operating system Default is Auto which sets memory allocation to 512 If you select Force the UMA Frame Buffer Size option displays which lets you set the UMA memory size allocation between 32 MB and 1 GB Internal Speaker some models does not affect external speakers Default is enabled NIC Option ROM Download PXE disabled The BIOS contains an embedded NIC option ROM to allow the unit to boot through the network to a PXE server This is typically used to download a corporate image to a hard drive The NIC option ROM takes up memory space below 1MB commonly referred to as DOS Compatibility Hole DCH space This space is limited This F10 option will allow users to disable the downloading of this embedded NIC option ROM thus giving more DCH space for additional PCI cards which may need option ROM space The default will be to have the NIC option ROM enabled Default is PXE Recovering the Configuration Settings This method of recovery requires that you first perform the Save to Removable Med
30. Ps from plastic tube 400 V 700 V 2 000 V Removing DIPs from vinyl tray 2 000 V 4 000 V 11 500 V Removing DIPs from Styrofoam 3 500 V 5 000 V 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 11 000 V 21 000 V These are then multi packaged inside plastic tubes trays or Styrofoam 7 NOTE 700 volts can degrade a product 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 damage 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 ree 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 Electrostatic discharge information 11 Personal grounding methods and equipment Use the following equipment to prevent static electricity damage to equipment Wrist straps are fl
31. Resources determines whether or not Windows Device Manager is allowed to change resource settings for serial and parallel ports e 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 e Network Server Mode Default is disabled Device Security Allows you to set Device Available Device Hidden default is Device Available for e Embedded security device some models e System audio e USB 3 0 controller Network controller e Port O e SATA Port 1 e Port 2 USB Security Allows you to set Enabled Disabled default is Enabled for e USB Ports o USB3 Port 1 o 1583 Port 2 e Rear USB Ports o USB Port USB Port 4 Appendix Computer Setup Utility BIOS Settings Table B 4 Computer Setup Security continued USB3 Port 1 1583 Port 2 e USB Ports USB Port 1 Slot Security Network Boot System IDs Master Boot Record Security Allows you to disable any PCI Express slot Default is enabled Enables disables the computer s ability boot from an operating system installed on a network server Feature available on NIC models only the network controller must be either expansion c
32. VD RW drive and write the binary to the disk using any CD burning software If a BIOS Setup password is set the password is required before you can access the Flash System ROM menu You are notified when the process completes The new BIOS code will not take effect until you restart the PC USB Device BIOS Flashing in DOS DOS Flash DOSFlash exe FlshUefi cpu is the DOS compatible System BIOS flash utility that you can use from a DOS bootable storage device where DOS refers to any of a number of compatible operating systems such as FreeDOS MS DOS or DR DOS FlshUefi cpu is the required driver for DOSFlash exe To flash the System BIOS from a bootable USB storage device copy the contents of the DOS Flash folder to the USB device boot the computer from the USB device and execute the DOSFlash application To see a more complete description of the DOS flash utilities view DOSFlash txt located in the DOS Flash folder of the SoftPaq This folder also contains the required binary image of the BIOS The binary image file is named xxx_MMmm bin where xxx is the BIOS family MM is the major version number and mm is the minor version number You can copy this file to the root directory of any USB removable medium for use with the F10 setup Flash System ROM option or BootBlock Emergency Recovery Mode System Software Management SSM BIOS Flashing Use this SoftPaq with System Software Manager SSM to update the System BIOS on target comput
33. acket 10 00 in 25 4 cm Approximate Weight 6 8 lb 3 1kg Weight Supported maximum distributed load in desktop position 77 b 35 kg Temperature Range values subject to change with increasing altitude above sea level Operating 50 to 95 F 10 to 35 N 22 to 140 F 30 to 60 C onoperating NOTE Operating temperature is derated 1 0 C per 300 m 1 000 ft to 3 000 m 10 000 ft above sea level no direct sustained sunlight Maximum rate of change is 10 C 50 F Hr The upper limit may be limited by the type and number of options installed Relative Humidity noncondensing Operating 28 C 82 4 F max wet bulb 10 90 10 90 Nonoperating 38 7 C 101 66 F max wet bulb 5 95 5 95 Maximum Altitude unpressurized Operating 10 000 ft 3 048 m Nonoperating 30 000 ft 9 144 m Power Supply Operating Voltage Range 90 264 VAC Rated Voltage 100 240 VAC Rated Line Frequency 50 60 Hz Operating Line Frequency 47 63 Hz 1 This system utilizes an active power factor corrected external 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 an input voltage range select switch 93 Index A AC adapter spare number 5 8 access panel removal and replacement 18 spare part number 5 8 18 adding an image restore tool 85
34. ard or embedded on the system board Default is enabled Allows you to set e Asset tag 18 byte identifier a property identification number assigned by the company to the computer e Ownership 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 Keyboard locale setting for System ID entry 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 security is enabled e backup copy of the MBR has been previously saved e current 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 if you are confident that the current bootable disk s MBR has been corrupted or infected with a virus Computer Setup F10 Utilities 63 64 Table B 4 Computer Setup Security continued System Security some models these options are hardware dependent Data Execution Prevention enable disable Helps prevent operating system security breaches Default is enabled SVM CPU Virtualization enable disabl
35. 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 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 functions 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 To clean the monitor body follow the procedures in Cleaning the Computer Case on page 14 Cleaning the mouse Before cleaning the mouse ensure that the power to the computer is turned off e the 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
36. 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 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 computer 5 Remove the access panel 55 6 7 Locate the battery and battery holder on the system board 7 NOTE On some computer models it may be necessary to remove an internal component to gain access to the battery Depending on the type of battery holder on the system board complete the following instructions to replace the battery Type 1 a the battery out of its holder ons b Slide the replacement battery into position positive side up The battery holde
37. constantly changing Not all USB flash devices have been tested with the HP Thin Client Imaging Tool Before using the utility you must download the appropriate image from http www hp com Getting Started 82 There are two deployment options supported by this utility You can choose to do one or more of the following using your personal computer e Create a bootable flash image on a USB flash device e Unbundle the image to a directory for use a custom deployment scenario or PXE image Download and run the Package for the Web deliverable an exe file that contains the original factory image for the thin client The HP Thin Client Imaging Tool CRStart exe runs automatically Choose one of the deployment options Each option is described in the following paragraphs e USB Format e Deployment During the restore process the thin client flash drive will be reformatted and all data on it will be erased before the system image is copied to it To prevent loss of data be sure that you have saved any user created data from the flash drive During the Appendix D Restoring the Flash Image first restart of the thin client following the restore process it may take approximately 15 minutes to unbundle the software before the Windows Desktop is displayed Formatting a USB Flash Drive A CAUTION prevent loss of data be sure that you have saved any user created data from the USB drive to another drive 1 Connect your
38. cription Spare part number AMD Radeon HD 7650A 2GB MXM Graphics 708866 001 A CAUTION very careful when removing or replacing the system board to prevent damaging it 1 Prepare the computer for disassembly Preparation for disassembly on page 17 2 Remove the access panel Access panel on page 18 3 Remove the drive cage Drive cage fiber NIC assembly holder on page 34 4 Remove the two Torx T8 screws 1 that secure the graphics board to the system board rotate the board upward to a 45 degree angle 2 and the pull it away from the system board connector and out of the computer 3 7 NOTE Graphics card appearance may vary To install the graphics board reverse the removal procedure If you need to remove the heat sink from the graphics board loosen the four captive Torx screws that secure the heat sink from the graphics board and then lift the heat sink from the graphics board 42 Chapter 4 Removal and replacement procedures Power switch Description Spare part number Power switch 732767 001 1 Prepare the computer for disassembly Preparation for disassembly on page 17 Remove the access panel Access panel on page 18 Remove the front bezel Front bezel on page 19 Remove the drive cage Drive cage fiber NIC assembly holder on page 34 Disconnect the power switch cable from the system board connector labeled PB LED Remove the power switch cable from a
39. d 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 Z 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 Z CAUTION Do not use the power cord received with this product on any other products General requirements 89 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 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 flexible cord must be Type SVT or equivalent No 18 AWG 3 conductor The wall plug must be two pole grounding type with a NEMA 5 15P 15A 125V or NEMA 6 15P 15A 250V configuration 3 Appliance coupler flexible co
40. dures Populating SODIMM sockets There are two SODIMM sockets on the system board with one socket per channel The sockets are labeled DIMM1 and DIMM3 The DIMM1 socket operates in memory channel The DIMM3 socket operates in memory channel A Item Description System Board Label Socket Color SODIMM1 socket Channel DIMM1 Black 2 SODIMM3 socket Channel A DIMM3 Black The system will automatically operate in single channel mode dual channel mode or flex mode depending on how the SODIMMs are installed The system will operate in single channel mode if the SODIMM sockets are populated in one channel only The system will operate in a higher performing dual channel mode if the memory capacity of the SODIMM in Channel A is equal to the memory capacity of the SODIMM in Channel B The system will operate in flex mode if the memory capacity of the SODIMM in Channel A is not equal to the memory capacity of the SODIMM in Channel B In flex mode the channel populated with the least amount of memory describes the total amount of memory assigned to dual channel and the remainder is assigned to single channel If one channel will have more memory than the other the larger amount should be assigned to channel A In any mode the maximum operational speed is determined by the slowest SODIMM in the system Memory 23 Installing SODIMMs A CAUTION You must disconnect the power and wait approximately 30 seconds for the powe
41. e Controls the virtualization features of the processor Changing this setting requires turning the computer off and then back on Default is disabled Embedded Security Device Support some models enable disable Permits activation and deactivation of the Embedded Security Device NOTE To configure the Embedded Security Device a Setup password must be set e to Factory Settings some models Do not reset Reset Resetting to factory defaults will erase all security keys Changing this setting requires turning the computer off and then back on Default is Do not reset CAUTION The embedded security device is a critical component of many security schemes Erasing the security keys will prevent access to data protected by the Embedded Security Device Choosing Reset to Factory Settings may result in significant data loss OS management of Embedded Security Device some models enable disable This option allows the user to limit operating system control of the Embedded Security Device Changing this setting requires turning the computer off and then back on This option allows the user to limit OS control of the Embedded Security Device Default is disabled Reset of Embedded Security Device through OS some models 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 Changing this setting requires turning the computer off
42. e BDE To make a change to BDE select Start gt Control Panel gt BitLocker Drive Encryption click Suspend Protectionor Resume Protectionand then click Yes As a general rule updating the BIOS will modify measurement values stored in the Platform Configuration Registers PCRs of the system s security module Temporarily disable technologies that use these PCR values to ascertain platform health BDE is one such example prior to flashing the BIOS Once you update the BIOS re enable the functions and restart the system so that you can take new measurements BootBlock Emergency Recovery Mode In the event of a failed BIOS update for example if power is lost while updating the System BIOS may become corrupted BootBlock Emergency Recovery Mode detects this condition and automatically searches the root directory of the hard drive and any USB media sources for a compatible binary image Copy the binary bin file in the DOS Flash folder to the root of the desired storage device and then power on the system Once the recovery process locates the binary image it attempts the recovery process The automatic recovery continues until it successfully restores or updates the BIOS If the system has a BIOS Setup password you may need to use the Startup Menu Utilities submenu to flash the BIOS manually after providing the password Sometimes there are restrictions on which BIOS versions are allowed to be installed on a platform If the BIOS that was
43. e drives or USB flash media devices 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 I O functionality including the USB audio or embedded NIC so that they cannot be used until they are unsecured Enable or disable removable media boot ability Replicate the system setup by saving system configuration information on a USB device and restoring it on one or more computers Enable or disable Drivelock security when supported by drive 58 Appendix Computer Setup Utility BIOS Settings Using Computer Setup F10 Utilities Computer Setup can be accessed only by turning the computer on or restarting the system To access the
44. ed on or resumed from sleep or hibernation state by a network message You can enable or disable WOL in Computer Setup using the 5 Maximum Power Savings setting To enable or disable WOL 1 Turn on or restart the computer 2 Press either Esc or F10 while the Press the ESC key for Startup Menu message is displayed at the bottom of the screen E NOTE If you do not press Esc or F10 at the appropriate time you must restart the computer and again press Esc or F10 when the monitor light turns green to access the utility 3 If you pressed Esc press F10 to enter Computer Setup 4 Navigate to Power gt Hardware Power Management 5 SetS5 Maximum Power Savings as follows Disable WOL Enabled Enable WOL Disabled 6 Press F10 to accept any changes 7 Select File gt Save Changes and Exit Power On Sequence At power on the flash boot block code initializes the hardware to a known state then performs basic power on diagnostic tests to determine the integrity of the hardware Initialization performs the following functions 1 Initializes CPU and memory controller Initializes VGA software Initializes and configures all PCI devices Initializes the video to a known state Initializes USB devices to a known state Performs power on diagnostics For more information see Power On Diagnostic Tests a eS p p nN The unit boots the operating system Appendix C Diagnostics and Troubleshooting Resettin
45. emove the power button cable from atop the front I O panel Disconnect any remaining cables connected to the system board noting their location for reinstallation Chapter 4 Removal and replacement procedures 10 Remove the front I O panel Remove the Torx T15 screw from the right side of the panel that secures it to the front of the chassis b Press the tab on right side of the panel 1 and then swing the right side of the cage away from the chassis to remove it 2 System board 45 11 Remove the three remaining Torx T15 screws that secure the system board to the chassis 12 Slide system board toward the front of the unit until the rear connectors are clear of their slots in the chassis 1 13 Lift the rear of the system board until it clears the chassis and then remove the system board from the chassis 2 To install the system board reverse the removal procedure fay NOTE When replacing the system board you must also change the chassis serial number in the BIOS 46 Chapter 4 Removal and replacement procedures Rear fan Description Spare part number Rear fan 691352 001 The rear fan is secured to the rear right corner of the chassis You must remove the system board before you can remove the rear fan 1 Prepare the computer for disassembly Preparation for disassembly on page 17 Remove the access panel Access panel on page 18 Remove the front fan Front fan on page 25
46. ence 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 7 NOTE Not all features listed in this guide are available on all computers Preparation for disassembly See Routine care and disassembly preparation on page 10 for initial safety procedures 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 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 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 5 If the computer is on a stand remove the computer from the stand and lay the computer down fey NOTE During disassembly label each cable as you remove it noting its position and routing Keep all screws with the units removed Preparation for disassembly 17
47. ere are two supported options IDE and AHCI default IDE This is the most backwards compatible setting of the three options Operating systems usually do not require additional driver support in IDE mode AHCI default option Allows operating systems with AHCI device drivers loaded to take advantage of more advanced features of the SATA controller Removable Media Boot Enables disables ability to boot the system from removable media Default is enabled Boot Order Allows you to e Specify the order in which EFI boot sources such as a internal drive USB hard drive or USB 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 boot sources always have precedence over legacy boot sources e Specify the order in which legacy boot sources such as a network interface card internal drive or USB 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 e 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 You can use F5 to disable individual boot items as well as disable boot and or legacy boot MS DOS drive lette
48. ers on a network Place this SoftPaq in your SSM Filestore folder and then update the database SSM is a free utility provided by Hewlett Packard Company For information on SSM see hittp www hp com go ssm HP Client Manager Software HPCMS BIOS Flashing Use this with HP Client Manager Software HPCMS and Altiris Notification Server to remotely target distribute and update the System BIOS on network PCs Place this in your HPCMS Filestore folder and then update the database HPCMS is a free managment application provided by Altiris and Hewlett Packard Company For more information see http www hp com go EasyDeploy Network BIOS Flashing We designed the DOS Flash utility to support System BIOS flashing from a remote network boot using PXE DOS Flash uses a small memory footprint that is compatible with the limited DOS memory available and the DOS extended environment that may exist while running Altiris eXpress To see a Updating or restoring a BIOS 87 more complete description of the network BIOS flashing utilities view the DOSFlash txt file located the DOS Flash folder BitLocker Drive Encryption BIOS Measurements If you have Windows BitLocker Drive Encryption BDE enabled on your system we recommend that you temporarily suspend BDE before updating the BIOS You should also obtain your BDE recovery password or recovery PIN before suspending BDE After the you flash the BIOS you can resum
49. es ibr exe y images flash xx hdO Under In which OS would you like to run this script Click DOS Click Finish You can now drag and drop the job onto the appropriate machine s or schedule it to run later depending on your needs Refer to the documentation for Altiris Deployment Solution http www altiris com support documentation for more detailed information 85 G System BIOS Updating or restoring a BIOS 86 HP Device Manager HP Device Manager can be used to update the BIOS of a t820 thin client Customers can use a pre built BIOS add on or can use the standard BIOS upgrade package along with an HP Device Manager File and Registry template For more information on HP Device Manager File and Registry templates review the HP Device Manager User Guide found at www hp com go hpdm Windows BIOS Flashing You can use the BIOS Flash Update SoftPaq to restore or upgrade the system BIOS Several methods for changing the BIOS firmware stored on your computer are available HPQ Flash exe is utility designed to flash the System BIOS within a Microsoft Windows environment To display the available options for this utility type Path HPQFlash at a command prompt local search box If the system has a BIOS Setup password enabled then will prompt for you to enter the password before completing the flash process You can also run from a USB storage device including flash memory de
50. exible 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 10 resistance between the operator and ground Static Shielding Protection Levels Method Voltage Antistatic plastic 1 500 Carbon loaded plastic 7 500 Metallized laminate 15 000 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 Styrof
51. figuration from a USB flash media device Default Setup Save Current Settings as Default Saves the current system configuration settings as the default to be used whenever Apply Defaults and Exit is selected Restore Factory Settings as Default Loads the original factory system configuration settings for use by a subsequent Apply Defaults and Exit action Apply Defaults and Applies the currently selected default settings Exit Ignore Changes Exits Computer Setup without applying or saving any changes and Exit Save Changes and Saves changes to system configuration or default settings and exits Computer Setup Exit 60 Appendix Computer Setup Utility BIOS Settings Computer Setup Storage NOTE Support for specific Computer Setup options may vary depending the hardware configuration Table B 3 Computer Setup Storage Option Description Device Lists all installed BIOS controlled storage devices When a device is selected detailed information Configuration and options are displayed The following options may be presented Storage Options Hard Disk Size model firmware version serial number connector color e SMART ATA disks only SATA Emulation CAUTION SATA emulation changes may prevent access to existing drive data and degrade or corrupt established volumes Allows you to choose how the SATA controller and devices are accessed by the operating system Th
52. from the white clip mounted on the inside chassis wall 2 5 Slide the hood sensor into the chassis to remove it from its slot 3 Disengaging the hood sensor from the chassis may require use of a screwdriver or similar tool To install the hood sensor reverse the removal procedures 36 Chapter 4 Removal and replacement procedures Installing the fiber NIC assembly Description Spare part number Fiber NIC assembly 729624 001 1 Prepare the computer for disassembly Preparation for disassembly on page 17 Remove the access panel Access panel on page 18 Remove the drive cage Drive cage fiber NIC assembly holder on page 34 Insert Fiber NIC assembly into the hard drive carrier 5 Insert the four Torx isolation screws to secure the assembly into the carrier Installing the fiber NIC assembly 37 6 Insert the smaller fiber card into the PCI slot in the system board 1 and rotate the board downward 7 Insert the two Torx screws that secure the card onto the system board 1 and the insert the FFC cable into the connector on the card 8 Install the hard drive carrier assembly into the hard drive cage For more information see Drive cage fiber NIC assembly holder on page 34 38 Chapter 4 Removal and replacement procedures 9 Route the cable through the front of the hard drive carrier cage and then insert the cable into the connector on the larger fiber card 10 In
53. g 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 being removed or replaced A 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 Lithium coin cell battery The battery that comes with the computer provides power to the realtime clock and has a minimum lifetime of about three years See the appropriate removal and replacement chapter for the chassis you are working on in this guide for instructions on the replacement procedures Z 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 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 16 Chapter 3 Routine care and disassembly preparation 4 Removal and replacement procedures Adher
54. g the Administrator and power on passwords You can reset the Administrator and power on passwords as follows 1 o ON 2 HU PF WwW WN Turn off the computer and disconnect the power cord from the power outlet Remove the side access panel and the metal side cover Remove the password jumper from the system board header labeled PSWD Replace the metal side cover and the side access panel Connect the computer to AC power and then turn on the computer Turn off the computer and disconnect the power cord from the power outlet Remove the side access panel and the metal side cover Replace the password jumper Replace the metal side cover and the side access panel Power On Diagnostic Tests The Power on diagnostics performs basic integrity tests of the hardware to determine its functionality and configuration If a diagnostic test fails during hardware initialization the unit simply stops There are no messages sent to video 2 You may to restart the unit and run through the diagnostic tests a second time to confirm the fi rst shutdown The following table lists the tests that are performed on the unit Table C 2 Power On Diagnostic Test Test Description Boot Block Checksum Tests boot block code for proper checksum value DRAM Simple write read pattern test of the first 640k of memory Parallel Port Initiates the driver and determines if the device is present Serial Port Te
55. ia command with the Computer Setup F10 Utility before Restore is needed 7 NOTE It is 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 E NOTE Do not install the USB key that you use for Recovery in a USB3 blue port Recovering the Configuration Settings 67 Changing BIOS Settings from the REPSETUP utility Some BIOS settings may be changed locally within the operating system without having to go through the utility This table identifies the items that can be controlled with this method 68 BIOS Setting Default Value Other Values Setup Language English Danish Finnish French German Italian Japanese Dutch Norwegian Portuguese Swedish Spanish Removable Media Boot Enable Disable SATA Emulation IDE AHCI EFI Boot Order USB Floppy CD USB Hard Drive ATAPI CD ROM Drive ATAPI CD ROM Drive Other Legacy Boot Order USB Floppy CD Hard Drive Network Controller ATAPI CD ROM Drive PnP Device 1 10 Lock Legacy Resources Disable Enable Network Server Mode Disable Enable Setup Browse Mode Disable Enable Password prompt on F9 amp Enable Disable F12 Cover Removal Sensor Disab
56. ion Action MAC Address NIC portion of the system board is If no MAC Address the system board is at fault Contact OK the Call Center for service GUID General system board information If no GUID information the system board is at fault and should be replaced Appendix C Diagnostics and Troubleshooting Table C 6 Diskless Unit Troubleshooting continued Client ID Information from server If no Client ID information there is no network connection This may be caused by a bad cable the server is down or a bad system board Contact the Call Center for service for the bad system board MASK Information from server If no MASK information there is no network connection This may be caused by a bad cable the server is down or a bad system board Contact the Call Center for service for the bad system board DHCP IP Information from server If no DHCP IP information there is no network connection This may be caused by a bad cable the server is down or a bad system board Contact the Call Center for service for the bad system board 2 If you are running in a Microsoft RIS PXE environment press F12 key to activate the network service boot as soon as the DHCP IP information appears on the screen If the unit does not boot to the network the server is not configured to PXE If you missed the F12 cue the system will try to boot to the ATA flash that is not present The message on the screen will read ERROR Non system dis
57. is in Each sleep state has a unique blink pattern Default is disabled e 50 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 e 54 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 gt 55 Soft Off LED is off Hardware Power Management Thermal SATA Power Management Enables or disables SATA bus and or device power management Default is enabled 55 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 PCI Express x16 Slot 1 Sets Active State Power Management ASPM of the bus ASPM lets you set lower power modes that activate when the bus is not being used Options are Disabled LOs L1 LOs and L1 Default is ASPM PCI Express x1 Slot 1 Sets Active State Power Management ASPM of the bus ASPM lets you set lower power modes that activate when the bus is not being used Options are Disabled LOs L1 LOs and L1 Default is ASPM Network Controller Sets ASPM of the bus ASPM lets you set lower power modes that activate when the bus is not being used Options are Disabled LOs L1 LOs and L1 Default is ASPM USB 3 0 Controller Sets ASPM of the bus ASPM lets you set lower power modes that act
58. ivate when the bus is not being used Options are Disabled LOs L1 LOs and L1 Default is ASPM 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 automatically controlled Computer Setup F10 Utilities 65 Computer Setup Advanced 66 fey NOTE Support for specific Computer Setup options may vary depending on the hardware configuration Table B 6 Computer Setup Advanced for advanced users Option Heading Power On Options Allows you to set POST mode QuickBoot Clear Memory FullBoot or FullBoot Every x Days POST messages enable disable Default is disabled Press the ESC key for Startup Menu Enable Disable Controls display of the message at the bottom of the POST screen during boot It This option does not control the actual ESC hotkey function 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 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
59. k or disk error Replace and press any key when ready Pressing any key will restart the boot cycle Configuring a PXE Server 7 NOTE All PXE software is supported by authorized service providers on a warranty or service contract basis Customers that call the HP Customer Service Center with PXE issues and questions should be referred to their PXE provider for assistance Additionally refer to the following For Windows 2008 R2 http support microsoft com kb 891275 For Windows 2012 http technet microsoft com en us library cc766320 WS 10 aspx The services listed below must be running and they may be running on different servers 1 Domain Name Service DNS 2 Remote Installation Services RIS Ey NOTE Active Directory DHCP is not required but is recommended Configuring a PXE Server 81 Restoring the Flash Image System Requirements To create a recovery device for the purpose of reflashing or restoring the software image on the ROM you will need the following e personal computer running Microsoft Windows XP Professional or Windows 7 e One or more HP t820 Flexible Thin Clients 8 USB flash device for Microsoft Windows Embedded Standard 7 WES 7 if using the USB format This restore method will not work with all USB flash devices USB flash devices with multiple partitions generally do not support this restore method The range of USB flash devices available on the market is
60. le Notify User Setup Password Front USB Ports Enable Disable Front USB Port 1 amp 2 Disable Enable Rear USB Ports Enable Disable Rear USB Port 1 amp 2 Disable Enable Rear USB3 Port 1 amp 2 Disable Enable Accessory USB Ports Enable Disable Accessory USB Port 1 Disable Enable PCI Express x16 Slot 1 Disable Enable PCI Express x1 Slot 1 Disable Enable Embedded Security Device Device available Device hidden System Audio Device available Device hidden Network Controller USB 3 0 Controller Device available Device available Device hidden Device hidden SATAO Device available Device hidden SATA1 Device available Device hidden SATA2 Device available Device hidden Appendix Computer Setup F10 Utility BIOS Settings Network Service Boot Disable Enable Enter Ownership Tag na na Enter UUID na na Data Execution Prevention Disable Enable SVM CPU Virtualization Disable Enable Activate Embedded Security Disable Enable On Next Boot Embedded Security F1 to Boot Allow user to reject No Prompts Activation Policy OS management of Disable Enable Embedded Security Device Reset of Embedded Security Disable Enable Device through OS Master Boot Record Security Disable Enable Runtime Power Enable Disable Management Idle Power Savings Extended Normal Auto Unique Sleep State Blink Disable Enable Rates 55 Maximum Power Disable Enable
61. ll path FLASH IBR HDO To view the command line options At the command prompt type IBR EXE and press Enter See your documentation if using a different PXE server such as Altiris Deployment Solution Formatting a USB Flash Drive 83 E Device management The t820 includes a license for HP Device Manager and has a Device Manager agent pre installed HP Device Manager is a thin client optimized management tool used to manage the full life cycle of HP thin clients to include Discover Asset Management Deployment and Configuration For more information on HP Device Manager please visit www hp com go hpdm If you wish to manage the t820 with other management tools such as Microsoft SCCM or LANDesk go to www hp com go clientmanagement for more information 84 Appendix E Device management F Adding an Image Restore Tool SY YS p 11 Ensure that the boot order is set to use the Network as the first boot device Ensure that IBR exe Image Restore and Flash dd are stored in the same directory on the server 9 c program files altiris express deployment server images From the Altiris Deployment Server Console click File gt New gt Job Enter a unique name for the job that you will use to deploy the original thin client image Click the name of the new job Near the upper right side of the screen click Add Select Run Script from the menu Type full path imag
62. mbly on page 17 2 Remove the access panel Access panel on page 18 3 Remove the two Torx screws that secure cage to the chassis 1 lift the tab 2 on the cage slide the cage toward the rear of the unit 3 and then pull the cage up and out of the chassis To install the drive cage reverse the removal procedures 34 Chapter 4 Removal and replacement procedures mSATA drive Description Spare part number 32 GB mSATA drive 719566 001 16 GB mSATA drive 719565 001 The mSATA drive is installed onto the system board underneath the hard drive cage Remove the mSATA drive 1 2 3 4 5 Prepare the computer for disassembly Preparation for disassembly on page 17 Remove the access panel Access panel on page 18 Remove the drive cage Drive cage fiber NIC assembly holder on page 34 Remove the two Phillips screws 1 that secure the drive to the computer Slide the drive away to remove it from the socket 2 ot Reverse this procedure to install the mSATA drive mSATA drive 35 Hood sensor Description Spare part number Hood sensor 638816 001 1 Prepare the computer for disassembly Preparation for disassembly on page 17 Remove the access panel Access panel on page 18 Remove the drive cage Drive cage fiber NIC assembly holder on page 34 Unplug the hood sensor cable from the white system board connector labeled HSENSE 1 and remove the cable
63. n 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 161 Real Time Clock Power Loss Invalid time or date in configuration 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 164 MemorySize Error Memory amount has changed since the last boot memory added or removed Press the F1 key to save the memory changes 201 Memory Error RAM failure 1 Ensure memory modules are correctly installed 2 Verify proper memory module type 3 Remove and replace the identified faulty memory module s 4 If the error persists after replacing memory modules replace the system board 214 DIMM Configuration Warning Populated DIMM Configuration is not optimized POST Numeric Codes and Text Messages Rearrange the DIMMs so that each channel has the same amount of memory 77 78 Table C 4 Numeric Codes and Text Messages continued Control panel message 301 Keyboard Error 510 Flash Screen Image Corrupted Descrip
64. n position atop the processor 4 Secure the heat sink to the system board with the 4 captive screws A CAUTION 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 28 Chapter 4 Removal and replacement procedures Processor Description Spare part number Intel Pentium G3220 3 0 GHz 3 MB L3 cache 54W 742564 001 Intel Core i5 4570s 2 9 GHz 6 MB L3 cache 65W 732505 001 1 Prepare the computer for disassembly Preparation for disassembly page 17 Remove the access panel Access panel on page 18 Remove the front bezel Front bezel on page 19 Remove the heat sink Heat sink on page 27 Rotate the processor locking lever to its full open position 1 Raise and rotate the microprocessor retainer to its fully open position 2 oe oS eS OP p Carefully lift the processor from the socket 3 A CAUTION Do NOT 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 iiai To install the processor reverse the removal procedures NOTE After installing a new processor onto the system board always update the system ROM to ensure that
65. nd place the computer firmly down into the stand 1 gt 6 Reconnect external equipment plug the power into a power outlet and turn computer on NOTE Ensure at least 10 2 centimeters 4 inches of space on all sides of the computer remains clear and free of obstructions NOTE An optional Quick Release mounting bracket is available from HP for mounting the computer to a wall desk or swing arm When the mounting bracket is used do not install the computer with the ports oriented towards the ground 52 Chapter 4 Removal and replacement procedures Port cover An optional rear port cover is available for the computer To install the port cover 1 Thread the cables through the bottom hole on the port cover 1 and connect the cables to the rear ports on the computer 2 Insert the hooks on the port cover into the slots on the rear of the chassis then slide the cover to the right to secure it in place 2 2 NOTE For security purposes you can install an optional cable lock to the chassis that locks the port cover and secures the computer The port cover is secured in place by a retention lever just inside the port cover opening To remove the port cover pull the lever back towards the port cover opening 1 then slide the cover to the left and off the computer 2 Port cover 53 Power supply external The chassis uses an external power supply Z WARNIN
66. oam Use field service tools such as cutters screwdrivers and vacuums that are conductive 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 12 Chapter 3 Routine care and disassembly preparation 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 one 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
67. on the system had restrictions then only allowable BIOS versions may be used for recovery 88 Appendix G System BIOS H 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 General requirements The requirements listed below are applicable to all countries 1 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 power cord set must have a minimum current capacity of 10A 7A Japan only and nominal voltage rating of 125 or 250 volts AC as required by each country s power system 3 diameter of the wire must be a minimum of 0 75 mm 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 place
68. ont of the chassis remove the two Torx T8 screws 1 that secure the antenna to the chassis Antennas 49 11 Pull the antenna out of the clips on the front of the chassis 2 and then pull the antenna out of the hole it routes through 3 12 To remove the rear antenna from the inside of the front of the chassis remove the antenna from the plastic clips attached to the side of the chassis 50 Chapter 4 Removal and replacement procedures 13 From the outside of the rear of the chassis remove the two Torx T8 screws that secure the antenna to the chassis To install the rear fan reverse the removal procedure Antennas 51 Changing from desktop to tower configuration The computer can be used in a tower orientation with the tower stand included with the computer 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 computer 5 Orient the computer so that its left side is facing down a
69. placement 30 spare part number 30 solid state drive removal 35 spare partnumbers 35 spare part number tamper resistant wrench 16 Torx T 15 screwdriver 15 speaker removal and replacement 26 spare partnumber 7 8 26 specifications computer 93 memory 22 stand spare part number 5 8 static electricity 11 system board removal and replacement 44 spare partnumber 5 9 T tamper proof screws tool 16 temperature control 13 tools servicing 15 Torx T15 screwdriver 15 tower conversion 52 troubleshooting 79 U updating a BIOS 86 v ventilation proper 13 Wake on LAN WOL 72 WLAN module removal and replacement 41 spare part number 41 Index 95
70. power supply is good then re image the unit 5 If network LED s still do not light run the IP configuration procedure 6 If network LED s still do not light have the unit serviced A newly connected unknown USB An unknown USB peripheral may be connected and disconnected to a running peripheral does not respond or USB platform as long as you do not reboot the system If problems occur disconnect peripherals connected prior to the newly the unknown USB peripheral and reboot the platform connected USB peripheral will not complete their device actions Video does not display 1 Verify that the monitor brightness is set to a readable level 2 Verify the monitor is good by connecting it to a known working computer and ensure its front LED turns green assuming the monitor is Energy Star compliant If the monitor is defective replace it with a working monitor and repeat testing 3 Re image the thin client unit and power on the monitor again 4 Test the thin client unit a known working monitor If the monitor does not display video replace the thin client unit Diskless No Flash Unit Troubleshooting 80 This section is only for those units that do not have ATA Flash capability Because there is no ATA Flash in this model the boot priority sequence is e USB device e PXE 1 When the unit boots the monitor should display the following information Table C 6 Diskless Unit Troubleshooting Item Informat
71. r 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 For more information refer to Electrostatic discharge information on page 10 When handling a memory module be careful not to touch any of the contacts Doing so may damage the module 1 Prepare the computer for disassembly Preparation for disassembly on page 17 2 Remove the access panel Access panel on page 18 3 Locate the memory module sockets on the system board WARNING reduce risk of personal injury from hot surfaces allow the internal system components to cool before touching 4 remove a SODIMM press outward on the two latches on each side of the SODIMM 1 then pull the SODIMM out of the socke
72. r Case Follow all safety precautions in General cleaning safety precautions on page 14 before cleaning the computer To clean the computer case follow the procedures described below To remove light stains or dirt use plain water with a clean lint free cloth or swab 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 For stubborn stains use isopropyl rubbing alcohol No rinsing is needed as the alcohol will evaporate quickly and not leave a residue After cleaning always wipe the unit with a clean lint free cloth Occasionally clean the air 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 14 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 14 When cleaning debris from under the keys review all rules in General cleaning safety precautions on page 14 before following these procedures 14 Chapter 3 Routine care and disassembly preparation A CAUTION Use safety glasses equipped with side shields before attempting to clean debris from under the keys e Visible debris underneath or between the keys may be removed by vacuuming or shaking e Canned pressurized air may
73. r automatically secures the battery in the proper position Type 2 release 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 b insert the new battery slide one edge of the replacement battery under the holder s lip with the positive side up Push the other edge down until the clamp snaps over the other edge of the battery 2 Type 3 Pull back on the clip 1 that is holding the battery in place and remove the battery 2 56 Appendix Battery replacement b Insert the new battery and position the clip back into place oy NOTE After the battery has been replaced use the following steps to complete this procedure 8 Replace the access panel 9 Plug in the computer and turn on power to the computer 10 Reset the date and time your passwords and any special system setups using Computer Setup 11 Lock any security devices that were disengaged when the access panel was removed 57 B Computer Setup F10 Utility BIOS Settings Computer Setup F10 Utilities Use Computer Setup F10 Utility to do the following Change factory default settings Set the system date and 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 solid stat
74. rd and wall plug must bear a T mark and registration number in accordance with the Japanese Dentori Law Flexible cord must be 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 90 Appendix H Power cord set requirements Statement of Volatility HP confirms that Intel based HP t820 Flexible Thin Client systems contain 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 configuration 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 16M Bytes and Super I O 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 lists steps that should be taken to restore the Non Volatile memory found in the Intel based HP t820 Flexible Thin Client systems 1 Download the latest BIOS system ROM from the HP websi
75. ring 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 F10 Utilities 61 Computer Setup Security 62 configuration fy NOTE Support for specific Computer Setup options may vary depending on the hardware Table B 4 Computer Setup Security Option Description Setup 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 Power On Password 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 password is set Allows you to enable disable e Lock Legacy
76. rocessor thermal 1 Ensure that the computer air vents are not times once every second protection activated blocked and the processor cooling fan is followed by a two second plugged in and running if equipped pause Beeps stop after fifth A fan may be blocked or iteration but LEDs continue until not turning 2 Contact an authorized reseller or service problem is solved ee provider The heat sink fan assembly is not properly attached to the processor OR The unit has vents blocked or is in a location where the ambient temperature is too high 74 Appendix C Diagnostics and Troubleshooting Table C 3 Diagnostic Front Panel LEDs and Audible Codes continued Activity Beeps Possible Cause Recommended Action Red Power LED flashes four 4 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 OR The incorrect external power supply adapter is being used on the unit 1 Check if a device is causing the problem by removing ALL attached devices 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 2 Replace the power supply 3 Replace the system board
77. se with the processor includes thermal material 612496 001 Stand 613766 001 180 W power adapter standard 638814 001 SATA data cable 25 2 inch 638816 001 Hood sensor 648964 001 AC adapter 135W standard 674315 001 Mouse PS2 optical 674316 001 Mouse USB optical 689369 001 Heat sink for use on models with discrete graphics cards includes thermal material 689372 001 Memory module 2 GB PC3 12800 689373 001 Memory module 4 GB PC3 12800 689374 001 Memory module 8 GB PC3 12800 689384 001 Speaker 691352 001 Chassis fan rear 695915 001 HP WLAN 802 11 a b g n 2x2 PCle NIC 701423 xx1 Keyboard PS 2 701424 1 Keyboard USB 708866 001 AMD Radeon HD 7650A 2GB MXM Graphics 719565 001 16 GB mSATA drive 719566 001 32 GB mSATA drive 729624 001 Fiber NIC assembly AT 2711FXa PCle 732505 001 Intel Core i5 4570s 2 9 GHz 6 MB L3 cache 65W 732761 001 Drive cage 732762 001 Front I O assembly 732763 001 Access panel 732764 001 Front bezel 732765 001 Front fan 732767 001 Power switch assembly 732772 001 Solenoid lock Chapter 2 Illustrated parts catalog Spare part Description number 737729 001 System board for use in models with WES7 includes replacement thermal material 742564 001 Intel Pentium G3220 processor 3 0 GHz 3 MB L3 cache 54W Sequential part number listing 9 10 3 Routine care and disassembly preparation This chapter provides general service information for the computer
78. stall the clips in the two locations as shown in the following image and then route the cables through the clips Installing the fiber NIC assembly 39 11 Disconnect the cable ends from the connector 12 On the outside rear of the computer install the connector by inserting the connector through the slot on the computer and then inserting the two Torx screws to secure the connector 13 From the inside rear of the computer plug the cables into the connector Plug the white cable into the port labeled R and the green cable into the port labeled T To remove the fiber NIC assembly reverse the removal procedures 40 Chapter 4 Removal and replacement procedures WLAN module Description Spare part number HP WLAN 802 11 a b g n 2x2 PCle NIC 695915 001 1 Prepare the computer for disassembly Preparation for disassembly page 17 Remove the access panel Access panel on page 18 Remove the drive cage Drive cage fiber NIC assembly holder on page 34 Disconnect the two antenna cables from the connectors on the module 1 Remove the two Phillips screws 2 that secure the module to the system board ae Se E Lift the module to a 45 degree angle and then remove the module from the connector by pulling it away at an angle 3 To install the WLAN module reverse the removal procedure Make sure the antenna cables are correctly routed WLAN module 41 Graphics board Des
79. stem does not power on and None System unable to power Press and hold the power button for less than 4 LEDs are not flashing on seconds If the hard drive LED turns white the power button is working correctly Try the following 1 Remove the power cord from the computer 2 Open the computer and press the yellow CMOS button on the system board for 4 seconds located near the front USB ports 3 Verify that the AC cord is plugged into the power supply 4 Close the unit and reattach the power cord 5 Try to power on the computer 6 Replace the unit 76 Appendix C Diagnostics and Troubleshooting 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 7 NOTE The computer will beep once after a POST text message is displayed on the screen Table C 4 Numeric Codes and Text Messages Control panel message Description Recommended action 103 System Board Failure DMA or timers Clear CMOS 2 Remove expansion boards 3 Replace the system board 110 Out of Memory Space for Option ROMs Recently added PCI expansion card contains an option ROM too large to download during POST 1 PCI expansion card was recently added remove it to see if the problem remains 2 In Computer Setup set Advanced gt Device Options gt NIC PXE Optio
80. sts the serial port using simple port verification test to determine if ports are present Timer Tests timer interrupt by using polling method RTC CMOS battery Tests integrity of RTC CMOS battery NAND flash device Tests for proper NAND flash device ID present Resetting the Administrator and power on passwords 73 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 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 NOTE 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 Table C 3 Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action White Power LED On None Computer on None White Power LED flashes every None Computer in Suspend to None required Press any key or move the mouse two seconds RAM mode some models to wake the computer only or normal Suspend mode Red Power LED flashes two 2 P
81. t 2 To install memory modules reverse the removal procedure The computer automatically recognizes the additional memory when you turn on the computer 24 Chapter 4 Removal and replacement procedures Front fan Description Spare part number Front fan 732765 001 The front fan sits against the front on the left side of the chassis LE 2 3 4 Prepare the computer for disassembly Preparation for disassembly on page 17 Remove the access panel Access panel on page 18 Disconnect the fan control cable from the red system board connector labeled CHFAN 1 Lift the fan straight up and out of the chassis 2 To install the front fan reverse the removal procedure Front fan 25 Speaker Description Spare part number Speaker 689384 001 The speaker is secured to the front of the chassis between the fan and the I O ports Remove the screws from the outside and then remove the speaker from the inside 1 Prepare the computer for disassembly Preparation for disassembly on page 17 2 Remove the access panel Access panel on page 18 3 Remove the front bezel Front bezel on page 19 4 Remove the front fan Front fan on page 25 5 Disconnect the speaker cable from the white system board connector labeled SPKR 6 the outside of the chassis remove the two Torx T8 screws that secure the speaker to the chassis 1 and then from the inside of the chassis slide the speaker
82. te 2 Follow the instructions for flashing the BIOS 3 Shut down the computer 4 Power on the computer and enter the Computer Setup Utility as follows a Press the Esc key when the Press the ESC key for Startup Menu prompt appears near the bottom of the screen b Select Computer Setup F10 from the Startup Menu list 5 From the main menu select Security and then select System Security In the menu if the Embedded Security Device Support option shows Disable skip to step 8 6 erase all security keys from the TPM Under Embedded Security Device in the System Security menu set Reset to Factory Settings to Reset NOTE Although the TPM security keys are cleared data in the non volatile memory indices may not be cleared Data stored in these indices should not contain security sensitive information If an application locks down and secures the non volatile indices these indices cannot be cleared 7 Press the key to accept changes 8 To clear the secure boot key database 91 92 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 Enter the F10 Setup Utility Go to the Security menu Select Secure Boot Configuration Use the arrow to select Clear Secure boot keys in the Key Management section Use the space key to select Clear Press F10 to accept changes From the main menu select File and then select Save Changes and Exit Enter the
83. the back of the computer Remove it using one security screw on the outside of the computer 1 Prepare the computer for disassembly Preparation for disassembly on page 17 2 Remove the access panel Access panel on page 18 Chapter 4 Removal and replacement procedures 3 From the outside rear side of the chassis remove the silver security screw that secures the lock to the chassis 4 From the inside of the chassis lift the lock up to gain access to the system board connector Smart Cover Lock solenoid lock 31 5 Disconnect the cable from the system board connector labeled HLOCK To install the Smart Cover Lock reverse the removal procedure Refer to the following image for the location of the slots on the back of the chassis in which to install the lock When installing insert the top tabs into the top slots and then rotate the lock downward Then install the security screw on the outside of the computer Plug the connector into the system board connector 32 Chapter 4 Removal and replacement procedures Smart Cover Lock solenoid lock 33 Drive cage fiber NIC assembly holder Description Spare part number Drive cage 732761 001 The drive cage sits behind the USB ports on the front of the chassis On this thin client the drive cage does not support drives The only component the drive cage houses is the fiber NIC assembly 1 Prepare the computer for disassembly Preparation for disasse
84. the latest version of the BIOS is being used on the computer The latest system BIOS can be found on the Web at http www8 hp com us en support drivers html Processor 29 Smart Cover Lock solenoid lock 30 Description Spare part number Solenoid lock 732772 001 fey NOTE The Smart Cover Lock is an optional feature included on some models only The Smart Cover Lock is a software controllable cover lock controlled by the setup password This lock prevents unauthorized access to the internal components The computer ships with the Smart Cover Lock in the unlocked position If you enable the Smart Cover Lock and cannot enter your password to disable the lock you will need a Smart Cover FailSafe Key to open the computer cover You will need the key to access the internal computer components in any of the following circumstances e Power outage e Startup failure e component for example processor or power supply failure e Forgotten password NOTE The Smart Cover FailSafe Key is a specialized tool available from HP Be prepared order this key before you need it To obtain a FailSafe Key e Contact an authorized HP reseller or service provider Order PN 166527 001 for the wrench style key or PN 166527 002 for the screwdriver bit key Refer to the HP Web site http www hp com for ordering information e the appropriate number listed in the warranty The solenoid lock is mounted to
85. tion Keyboard failure Flash Screen image has errors Recommended action 1 Reconnect keyboard with computer turned off 2 Check connector for bent or missing pins 3 Ensure that none of the keys are depressed 4 Replace keyboard Reflash the system ROM with the latest BIOS image 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 Reseat fan 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 Reseat front chassis fan 2 fan cable 3 Replace front chassis fan 912 Computer Cover Has Been Removed Since Last System Startup Computer cover was removed since last system startup No action required 921 Device in 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 1720 SMART Hard Drive Detects Imminent Failure Hard drive is about to fail Some hard drives have a hard drive firmware patch that will fix an erroneous error message 1 Determine if hard drive is giving correct error message Run the
86. top the front I O bracket oo ee eS From the front of the computer press down or squeeze on the top on the power switch 1 and then rotate it down 2 to disengage it from the chassis 8 Pull the power switch and cable assembly out through the hole in the front of the chassis To install the power switch reverse the removal procedure Power switch 43 System board 44 Description Spare part number System board for use in models with WES7 737729 001 Front I O panel 732762 001 A CAUTION very careful when removing or replacing the system board to prevent damaging it When replacing the system board make sure to remove the following components as applicable from the old system board and install them on the new system board o p N po omne Memory modules Memory on page 22 mSATA drive mSATA drive on page 35 Processor Processor on page 29 WLAN module WLAN module on page 41 Graphics board Graphics board on page 42 Prepare the computer for disassembly Preparation for disassembly on page 17 Remove the access panel Access panel on page 18 Remove the front fan Front fan on page 25 Remove the drive cage Drive cage fiber NIC assembly holder on page 34 Remove the fiber NIC assembly Installing the fiber NIC assembly on page 37 Remove the heat sink Heat sink on page 27 Disconnect the rear fan cable from the system board R
87. veaidwlstratindasenala date ave 58 Using Computer Setup F10 59 Computer E e Ea E A E 60 Computer 5 6l Computer Setup E E TE E S 62 Computer 5 aa e Sa E e EE e 65 Computer 66 Recovering the Configuration Settings aaa Mannan 67 Changing BIOS Settings from the REPSETUP utility 68 Appendix Diagnostics and Troubleshooting 71 ictal etl Neh pete AE E AE AE E EE E EEE etal 71 Wakeoml AN eanan e eae ieareeqi E EE 72 KORONI TECE 72 Resetting the Administrator and power on Passwords cssccccessceeeeseeeeesseeeeesseeeeesseeeeeseeesenneees 73 Power On Diagnostic Tests cccececessecceeeeeeeeceeeceeceeeccecceaaaeeeneeeeeeeceeeeeeeeeeaaaeeqeeeeeeeeneeeeeeeeeaaea 73 Interpreting POST Diagnostic Front Panel LEDs and Audible 74 POST Numeric Codes and Text Messages 77 Troubleshooting sesei raserer ii iei eri E 79 Basic Troubleshooting
88. vices and external hard drives as follows 1 Insert the device and take note of the assigned drive letter 2 Copy and ROM CAB to the root of the drive indicated by the drive letter or a folder on that drive You can then execute its location on the USB device If the system has a BIOS Setup password enabled then HP Flash will prompt for you to enter the password before completing the flash process For more information view Readme txt or HPQFlash txt both located in the HPQFlash folder in the SoftPaq Startup Menu F10 Setup BIOS Flashing Appendix G System BIOS A BIOS upgrade option is available through both the Startup Menu and the F10 Setup utility using the Flash System feature 1 Reboot the computer and press the Esc key to display the Startup Menu 2 Use the arrow keys to select Utilities and then select the Flash System ROM option 1 Alternatively reboot the PC and press F10 to access the BIOS Setup utility 2 In the File menu select Flash System ROM Either method requires that removable media be present that contains the BIOS binary image file in the root directory You can find the binary image file in the DOS Flash folder The image is named xxx_MMmm bin where xxx is the BIOS family MM is the major version number and is the minor version number To create a CD for updating the BIOS use a blank CD R or CD RW disk on a system with a CD RW or D
89. wer 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 Table B 1 Computer Setup F10 Utility Heading Table File Computer Setup File on page 60 Storage Computer Setup Storage on page 61 Security Computer Setup Security on page 62 Power Computer Setup Power on page 65 Advanced Computer Setup Advanced on page 66 Computer Setup F10 Utilities 59 Computer Setup File fey NOTE Support for specific Computer Setup options may vary depending on the hardware configuration Table B 2 Computer Setup File Option Description System Information Lists Product name e SKU number some models e type speed stepping e Cache size L1 L2 e Installed memory size speed number of channels single or dual if applicable e Integrated MAC address for embedded enabled NIC if applicable e System BIOS includes family name and version e Chassis serial number Asset tracking number 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 con

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