HP EliteDesk 800 G2 Maintenance and Service Guide

HP EliteDesk 800 G2 Manual

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  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 1
    Maintenance and Service Guide HP EliteDesk 800 G2 TWR Business PC
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 2
    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. First Edition (October 2015) Document Part Number: 823455-001 Product notice This guide describes features
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 3
    Safety warning notice WARNING! To reduce the possibility of heat-related injuries or of overheating the device, do not place the device directly on your lap or obstruct the device air vents. Use the device only on a hard, flat surface. Do not allow another hard surface, such as an adjoining optional
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 4
    iv Safety warning notice
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 5
    cleaning safety precautions 13 Cleaning the Computer Case ...13 Cleaning the keyboard ...13 Cleaning the monitor ...14 Cleaning the mouse ...14 Service considerations ...14 Power supply fan ...14 Tools and software Requirements ...14 Screws ...15 Cables and connectors ...15 Hard Drives ...15
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    (MT) chassis 18 Preparation for disassembly ...18 Access panel ...19 Front bezel ...20 Front bezel security ...21 Removing bezel blanks ...22 Memory ...23 DIMMs ...23 DDR4-SDRAM DIMMs ...23 Populating DIMM sockets ...23 Installing DIMMs ...24 Expansion cards ...26 WLAN module ...30 Drives
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    72 Recovering the Configuration Settings ...77 6 Troubleshooting without diagnostics ...78 Safety and comfort ...78 Before you call for technical support ...78 Helpful hints ...79 Solving general problems ...80 Solving power problems ...84 Solving hard drive problems ...85 Solving media card reader
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    is responding 132 System Recovery when Windows is not responding 133 System Recovery using recovery media (select models only 133 Using HP Recovery Disc operating system discs (select models only 134 Appendix A Battery replacement ...136 Appendix B Power Cord Set Requirements ...139 General
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    Appendix D Specifications ...142 TWR Specifications ...142 Index ...144 ix
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    x
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    and to learn more about the hardware and software installed on your computer model, run the HP Support Assistant utility. NOTE: This computer model can be used in a tower orientation or a desktop orientation. CAUTION: Several well-known vulnerabilities exist when a computer is in the Sleep
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    when the system is off. 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 Interpreting system validation diagnostic front panel LEDs and audible codes on page 115 to
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 13
    using a USB keyboard, HP recommends connecting the keyboard to one of the USB 3.0 ports with the wake from S4/S5 feature. The wake from S4/S5 feature is also supported on the PS/2 connectors if enabled in BIOS F10 Setup. When a device is plugged into the blue Line-In Audio Connector, a dialog
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    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. 4 Chapter 1 Product features
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    parts Computer major components NOTE: HP continually improves and changes product parts. For complete and current information on supported parts for your computer, go to http://partsurfer.hp.com, select your country or region, and then follow the on-screen instructions. Microtower (MT) chassis spare
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    Front bezel System board (includes replacement thermal material) Extension board Power supply 400W, 92% efficient 280W, 92% efficient 280W, 85% efficient 280W, standard Memory modules (PC4-17000, 2133-MHz) 16-GB 8-GB 4-GB Processors (include replacement thermal material; not illustrated)) Intel Core
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    Misc parts Item Description (1) Fan (2) Fan sink (includes replacement thermal material) (3) Speaker (4) Hood sensor (5) Solenoid lock (6) Secure Digital (SD) card reader (7) Front I/O assembly (8) SATA drive power cable (9) Power switch (10) SATA data cable, 17.7 inch, 2
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    1.4 DisplayPort to VGA DisplayPort to DVI USB-C to USB 3.0 Mouse PS2, optical USB, laser USB, optical Antimicrobial Washable Wireless Keyboards PS/2 PS/2 slim USB HP USB slim HP USB Conferencing Wireless keyboard, mouse, and dongle USB/PS2 Washable Smart card 8 Chapter 2 Illustrated parts catalog
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 19
    Drives Description Hard drives 2-TB, 7200-rpm 1-TB, 7200-rpm, 3.5-inch 1-TB, 7200-rpm, 2.5-inch 1-TB, hybrid SSD, 3.5-inch or 2.5-inch 500-GB, 7200-rpm, 2.5-inch, SED 500 GB, 7200 rpm, 3.5-inch or 2.5-inch 500-GB, 7200-rpm, 2.5-inch, OPAL2, self-encrypting drive (SED) 500-GB, 5400-rpm, 2.5-inch,
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    described in this chapter is essential for proper service. CAUTION: When the computer is plugged into 000 V These are then multi-packaged inside plastic tubes, trays, or Styrofoam. Relative Humidity 40% 15,000 V 5,000 V 800 V 700 V 4,000 V 5,000 V 20,000 V 11,000 V 10% 35,000 V 12,000 V 6,000 V
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    when fixtures must directly contact dissipative surfaces. ● Keep work area free of nonconductive materials such as ordinary plastic assembly aids and Styrofoam. ● Use field service tools, such as cutters, screwdrivers, and vacuums, that are conductive. Electrostatic discharge information 11
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 22
    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
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 23
    the keyboard body, follow the procedures described in Cleaning the Computer Case on page 13. When cleaning debris from under the keys, review all rules in General cleaning safety precautions on page 13 before following these procedures: CAUTION: Use safety glasses equipped with side shields before
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 24
    ball with a clean, dry cloth before reassembly. ● To clean the mouse body, follow the procedures in Cleaning the Computer Case on page 13. Service considerations Listed below are some of the considerations that you should keep in mind during the disassembly and assembly of the computer. Power supply
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    reassembly process, it can damage the unit. HP strongly recommends that all screws removed during disassembly being removed or replaced. CAUTION: When servicing this computer, ensure that cables are placed you are working on in this guide for instructions on the replacement procedures. WARNING! This
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    designed to transmit data for only a single drive. SMART ATA drives The Self Monitoring Analysis and Recording Technology (SMART) ATA drives for the HP Personal Computers have built-in drive failure prediction that warns the user or network administrator of an impending failure or crash of the hard
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    inside the computer. ● Keep cables away from major heat sources like the heat sink. ● Do not jam cables on top of expansion cards or memory modules. Printed circuit cards like these are not designed to take excessive pressure on them. ● Keep cables clear of sliding or moveable parts to prevent
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    operate properly. NOTE: Not all features listed in this guide are available on all computers. Preparation for disassembly See "Standby," or "Suspend" modes. The power cord should always be disconnected before servicing a unit. 6. Disconnect the power cord from the electrical outlet and then from
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 29
    Access panel To access internal components, you must remove the access panel: 1. Prepare the computer for disassembly (Preparation for disassembly on page 18) 2. Pull up the access panel handle (1), and then lift the panel off the computer (2). To replace the access panel, reverse the disassembly
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    Front bezel 1. Prepare the computer for disassembly (Preparation for disassembly on page 18) 2. Remove the access panel (Access panel on page 19) 3. Lift up the three tabs on the side of the bezel (1), and then rotate the bezel off the chassis (2). To replace the front bezel, reverse the disassembly
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 31
    Front bezel security The front bezel can be secured in place by installing a screw through the front of the chassis into the front bezel. 1. Prepare the computer for disassembly (Preparation for disassembly on page 18) 2. Remove the access panel (Access panel on page 19) 3. Remove the silver 6-32
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    Removing bezel blanks On some models, there may be bezel blanks covering the optical drive bays. You must remove the bezel blank before installing an optical drive. To remove a bezel blank: 1. Prepare the computer for disassembly (Preparation for disassembly on page 18) 2. Remove the access panel (
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 33
    CAS latency 15 DDR4 2133 MHz (15-15-15 timing) ● contain the mandatory JEDEC SPD information In addition, the computer supports: ● 512-Mbit, 1-Gbit, and 2-Gbit non-ECC memory technologies ● single-sided and double-sided DIMMs ● DIMMs constructed with x8 and x16 DDR devices; DIMMs constructed with x4
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    are populated in one channel only. ● The system will operate in a higher-performing dual channel mode if the total memory capacity of the DIMMs in Channel A is equal to the total memory capacity of the DIMMs in Channel B. The technology and device width can vary between the channels. For example, if
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 35
    socket. Populate the black DIMM sockets before the white DIMM sockets. For maximum performance, populate the sockets so that the memory capacity is spread as equally as possible between Channel A and Channel B. 4. Push the module down into the socket, ensuring that the module is fully inserted
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    is NOT downshifted to a x4. You can add the optional standard PCI expansion socket to the system board by purchasing a PCI extender board from HP. To remove, replace, or add an expansion card: 1. Prepare the computer for disassembly (Preparation for disassembly on page 18) 2. Remove the access panel
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    4. Locate the correct vacant expansion socket on the system board and the corresponding expansion slot on the back of the computer chassis. 5. Before installing an expansion card, remove the expansion slot cover or the existing expansion card. NOTE: Before removing an installed expansion card,
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    c. If you are removing a PCI Express x16 card, pull the retention arm on the back of the expansion socket away from the card and carefully rock the card back and forth until the connectors pull free from the socket. Lift the card straight up then away from the inside of the chassis to remove it. Be
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    9. Rotate the slot cover retention latch back in place to secure the expansion card. 10. Connect external cables to the installed card, if needed. Connect internal cables to the system board, if needed. 11. Replace the computer access panel. 12. Reconnect the power cord and turn on the computer. 13.
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    WLAN module WLAN modules can be installed using a PCI expansion card adapter. First install the WLAN module into the expansion card adapter, and then install the expansion card into the computer. Description Broadcom BCM943228Z 802.11n 2x2 DualBand Combo PCIe x1 Card Intel 7265 802.11ac 2x2 DualBand
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    5. Remove the WLAN module (3) by pulling the module away from the slot at an angle. NOTE: WLAN modules are designed with a notch to prevent incorrect insertion. Reverse this procedure to install the WLAN module. WLAN module 31
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 42
    Drives Description Hard drives 2-TB, 7200-rpm 1-TB, 7200-rpm, 3.5-inch 1-TB, 7200-rpm, 2.5-inch 1-TB, hybrid SSD, 3.5-inch or 2.5-inch 500-GB, 7200-rpm, 2.5-inch, SED 500 GB, 7200 rpm, 3.5-inch or 2.5-inch 500-GB, 7200-rpm, 2.5-inch, OPAL2, self-encrypting drive (SED) 500-GB, 5400-rpm, 2.5-inch,
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 43
    screws for hard drives and 5.25-inch optical drives to ensure the drive will line up correctly in the drive cage and lock in place. HP has provided four extra 3.5-inch hard drive mounting screws installed on the side of the drive bay (1). CAUTION: To prevent loss of work and damage
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    Drive positions 1 5.25-inch half-height drive bay 2 9.5mm slim optical drive bay 3 Primary 3.5-inch internal hard drive bay 4 Secondary 3.5-inch internal hard drive bay 5 2.5-inch internal hard drive bay NOTE: The drive configuration on your computer may be different than the drive configuration
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    Card black black black black black white black white black light blue dark blue Expansion Card Expansion Card Expansion Card Optional Second Serial Port Battery Memory Module Memory Module Memory Module Memory Module Any SATA Device other than the Primary Hard Drive Primary Hard Drive Drives 35
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 46
    screws for hard drives and 5.25-inch optical drives to ensure the drive will line up correctly in the drive cage and lock in place. HP has provided four extra 3.5-inch hard drive mounting screws installed on the side of the drive bay (1). CAUTION: To prevent loss of work and damage
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 47
    Removing a 5.25-inch drive NOTE: HP does not offer a 5.25-inch optical drive for this computer model. A 5.25-inch optical drive may have been installed by the user or third-party
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 48
    Installing a 5.25-inch drive NOTE: HP does not offer a 5.25-inch optical drive for this computer model. A 5.25-inch optical drive can be purchased through a third-party vendor. 1. Prepare the computer
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    7. Connect the opposite end of the data cable to one of the light blue SATA connectors on the system board. NOTE: Refer to System board connections on page 35 for an illustration of the system board drive connectors. 8. Replace the front bezel and computer access panel. 9. Reconnect the power cord
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    4. Push the green release lever on the right rear side of the drive toward the center of the drive (1), and then slide the drive forward and out of the bay (2). Installing a 9.5 mm slim optical drive 1. Prepare the computer for disassembly (Preparation for disassembly on page 18) 2. Remove the
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    5. Slide the optical drive through the front bezel all the way into the bay (1) so that the latch on the rear of the drive locks in place (2). 6. Connect the power cable and data cable to the rear of the optical drive. 7. Connect the opposite end of the data cable to one of the light blue SATA
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    3. Disconnect the power cable (1) and data cable (2) from the back of the hard drive. 42 Chapter 4 Removal and replacement procedures - Microtower (MT) chassis
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    the exterior of the hard drive bays. Extra mounting screws for 2.5-inch hard drives are not provided on the chassis but can be purchased from HP. Refer to Installing and removing drives on page 36 for an illustration of the extra 6-32 isolation mounting screws location. If you are replacing a drive
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 54
    ● If you are installing a 2.5-inch hard drive, install four black and blue M3 isolation mounting screws (two on each side of the drive). ● You can also install a 2.5-inch hard drive into a 3.5-inch drive bay using an adapter bracket similar to the example shown below. ◦ Slide the drive into the bay
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    ◦ Secure the drive to the bay adapter bracket by installing four black M3 adapter bracket screws through the sides of the bracket into the drive. ◦ Install four 6-32 silver and blue isolation mounting screws in the adapter bracket (two on each side of the bracket). Drives 45
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    4. Slide the drive into the drive bay, making sure to align the mounting screws with the mounting slots, until the drive snaps into place. 46 Chapter 4 Removal and replacement procedures - Microtower (MT) chassis
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    board connector. NOTE: You must connect the primary hard drive data cable to the dark blue connector labeled SATA0 to avoid any hard drive performance problems. If you are adding a second hard drive, connect the data cable to one of the light blue SATA connectors. Drives 47
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    Drive power cable A separate drive power cable connects from the drives directly to the system board. 1. Prepare the computer for disassembly (Preparation for disassembly on page 18). 2. Remove the computer access panel (Access panel on page 19). 3. Disconnect the cable from the hard drive and the
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 59
    Front I/O assembly The front I/O assembly is attached to the front of the chassis with one screw. Pull the assembly away from the front of the chassis to remove. 1. Prepare the computer for disassembly (Preparation for disassembly on page 18). 2. Remove the computer access panel (Access panel on
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 60
    5. Remove the Torx T15 screw (1) that secures the assembly to the chassis, pull the right side of the assembly (2) to disengage it from the chassis, and pull the assembly out of the front of the chassis (3) while threading the cables through the hole in the front of the chassis. To reinstall the
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 61
    Power switch The power switch assembly is attached to the front of the chassis. 1. Prepare the computer for disassembly (Preparation for disassembly on page 18). 2. Remove the computer access panel (Access panel on page 19). 3. Remove the front bezel (Front bezel on page 20). 4. Disconnect the cable
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 62
    6. From the front of the chassis, press the tab on the top of the power switch (1), and then rotate the top to of the assembly downward and pull the assembly out of the front of the chassis (2) while threading the cables through the hole in the front of the chassis. To reinstall the assembly,
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 63
    Fan sink CAUTION: The bond between the fan sink and the processor may be very tight. If the computer will power on, before removing the fan sink, turn on the computer until it warms the fan sink. Warming the fan sink lessens the bond between the heat sink and the processor, thereby making separating
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 64
    Processor Description Intel Core i7-6700 processor Intel Core i5-6600 processor Intel Core i5-6500 processor 1. Prepare the computer The latest system BIOS can be found on the Web at: http://h18000.www1.hp.com/support/files. 54 Chapter 4 Removal and replacement procedures - Microtower (MT) chassis
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    Speaker The speaker is attached to the front of the chassis. Remove it from the inside of the chassis. 1. Prepare the computer for disassembly (Preparation for disassembly on page 18). 2. Remove the access panel (Access panel on page 19). 3. Disconnect the speaker cable from the system board
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    Card reader The card reader is attached to the front of the chassis. 1. Prepare the computer for disassembly (Preparation for disassembly on page 18). 2. Remove the access panel (Access panel on page 19). 3. Remove the front bezel (Front bezel on page 20). 4. From the outside, front of the chassis,
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    Rear chassis fan 1. Prepare the computer for disassembly (Preparation for disassembly on page 18). 2. Remove the access panel (Access panel on page 19). 3. Remove the three silver Phillips screws that secure the fan to the rear of chassis. 4. Disconnect the fan control cable (1) from the system
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    Hood lock (solenoid) The hood lock is secured to the rear of the chassis with two screws. 1. Prepare the computer for disassembly (Preparation for disassembly on page 18). 2. Remove the access panel (Access panel on page 19). 3. From the rear of the chassis, remove the two screws that secure the
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 69
    Hood sensor The hood sensor is installed on the top, rear of the chassis. 1. Prepare the computer for disassembly (Preparation for disassembly on page 18). 2. Remove the access panel (Access panel on page 19). 3. Disconnect the cable from the system board connector labeled HSENSE (1). 4. Slide the
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 70
    Power supply Description Power supply, 400W, 92% efficient Power supply, 280W, 92% efficient Power supply, 280W, 85% efficient Power supply, 280W, standard The power supply is secured to the rear of the chassis with four screws. Three cables connect to the system board. 1. Prepare the computer for
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 71
    7. Slide the power supply toward the front of the computer, rotate toward the fan so the power supply clears the lip on the top of the chassis, and then lift the power supply out of the chassis (5). To install the power supply, reverse the removal procedure. Power supply 61
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    the system board, make sure the following components are removed from the defective system board and installed on the replacement system board: ● Memory modules (Memory on page 23) ● Expansion cards (Expansion cards on page 26) ● Heat sink (Fan sink on page 53). ● Processor (Processor on page 54
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    8. If the extension board is installed, separate it from the system board. When reinstalling the system board, first insert the I/O panel back into the slots in the rear of the chassis, and then align the board with the chassis screw holes. NOTE: When replacing the system board, you must change the
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    System board callouts Sys Bd Label X4PCIEXP X1PCIEXP2 X1PCIEXP1 X16PCIEXP COMB HLCK Color White Black Black White Black Black Component Expansion card Expansion card Expansion card Expansion card Optional second serial port Hood lock PWRCPU CHFAN2 White Black 4-pin processor power Rear fan
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    XU1 CPUFAN DIMM4 DIMM3 DIMM2 DIMM1 PB/LED PWRCMD SATAPWR0 Black Processor White White Processor fan Memory module Black White Black Black White Black Memory module Memory module Memory module Front I/O/power switch Power supply Drives SATA1 FRONT USB SATA2 PSWD CMOS BAT HSENSE THUNDERBOLT
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    , including settings for processor, graphics, memory, audio, storage, communications, and input security or securely erase a hard drive (when supported by drive). Using Computer Setup (F10) Utilities Security, Advanced, and UEFI Drivers. NOTE: Selecting UEFI Drivers restarts the computer into
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    4. Use the arrow (left and right) keys to select the appropriate heading. Use the arrow (up and down) keys to select the option you want, then press Enter. To return to the Computer Setup Utilities menu, press Esc. 5. To apply and save changes, select Main > Save Changes and Exit. ● If you have made
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 78
    Computer Setup-Main NOTE: Support for specific Computer Setup options may vary depending the capability to perform the following functions: ● Memory Test ● Hard Drive Check ● Language Update System BIOS Lets you update the system BIOS from www.hp.com or another network server, from a removable
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    the current BIOS version and updates are not allowed. ● BIOS Update Preferences Allows the administrator to select the source of network updates (www.hp.com or another network server) and allows configuration of a periodic check for updates, including policies for: ■ Check for updates and prompt the
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    Computer Setup-Security NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. Table 5-2 Computer Setup-Security Option Description Set up BIOS Administrator Password Lets you
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    ● Data Recovery Policy Select 'Automatic' or 'Manual' to set data recovery policy. 'Manual' lets you select whether or not to execute include an MBR. Instead system hard drive they use GUID Partition Table (GPT) format, which better supports large hard drives. Enabling this feature will save the
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 82
    reset security settings during a service event. Default is enabled. Restore . Computer Setup-Advanced NOTE: Support for specific Computer Setup options may . ● Network (PXE) Boot. Default is enabled. ● Prompt on Memory Size Change. Default is enabled. ● Prompt on Fixed Storage Change. Default
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    Disabling this setting alters the Secure Boot key list to further restrict the allowed software components. Set this option to 'disable' to support Device Guard. System Options Configure Storage Controller for RAID (enable/disable) Lets you enable onboard RAID. Default is disabled. POST Prompt for
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 84
    30, 60, 90, 120, or 180 days. The reminder will show during POST after the reminder timer has expired. Video Memory Size Use this option to manage graphics memory allocation. The value you choose is allocated permanently to graphics and is unavailable to the operating system. Audio Device Select to
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    the BIOS will remain disabled until the system is restarted. Option ROM Launch Policy These policies control whether Legacy Option ROMs or UEFI drivers are loaded. Default is 'All legacy' for Windows 7 and other non-Windows configurations. Default is 'All UEFI' for Windows 8.1 or later. Configure
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    computing devices. USB Key Provisioning Support (enable/disable) Default is disabled. USB Redirection Support (enable/disable). Default is Never) CIRA is Customer Initiated Remote Assistance, an Intel service to help users employing Active Management Technology (AMT). 76 Chapter 5 Computer Setup (
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    Recovering the Configuration Settings This method of recovery requires that you first perform the Save to Removable Media command with the Computer Setup (F10) Utility before Restore is needed. (See Computer Setup-Main on page 68 in the Computer Setup-File table.) The Save to Removable Media option
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    of the drivers loaded. When booting the operating system, use "Last Known Configuration." ● Refer to the comprehensive online technical support at http://www.hp.com/support. ● Refer to Helpful hints on page 79 in this guide. To assist you in resolving problems online, HP Instant Support Professional
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    serial number before calling. ● Spend time troubleshooting the problem with the service technician. ● Remove any hardware that was Problems on page 98 for instructions. ● Be sure that all the needed device drivers have been installed. For example, if you are using a printer, you need a driver
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    check to be sure that it is supported on the system. ● If the problems You may be able to easily resolve the general problems described in this section. If a problem displayed. - or - Follow the Windows instructions for rebooting the computer into the Computer Setup Troubleshooting without diagnostics
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    date and time). If the problem persists, replace the RTC battery. See the Removal and Replacement section for instructions on installing a new battery, malfunction, you must manually disable the Smart Cover lock . A key to unlock the Smart Cover Lock is not available from HP. Keys are typically
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    application or consult the documentation that came with the application for suggestions on how to improve performance by adjusting parameters in the application. 2. Add more memory. 3. Upgrade the graphics solution. Restart the computer. 82 Chapter 6 Troubleshooting without diagnostics
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    the power button assembly. 5. If the 5V_aux light on the system board is off, then replace the power supply. 6. Replace the system board. Solving general problems 83
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    cable is seated into the connector on the system board. 3. Check if a device is causing the problem by removing ALL attached devices (such as hard drives or optical drives and expansion cards). Power on the power supply. 5. Replace the system board. 84 Chapter 6 Troubleshooting without diagnostics
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 95
    , check to see if the device is listed within Computer Setup. If it is listed, the probable cause is a driver problem. If it is not listed, the probable cause is a hardware problem. If this is a newly installed drive, run the Computer Setup utility and try adding a POST delay under Advanced > Boot
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    on page 110 to determine possible causes for the blinking red and beep codes. See the Worldwide Limited Warranty for terms and conditions. 86 Chapter 6 Troubleshooting without diagnostics
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 97
    . Solving media card reader problems Media card will not work Memory Stick/PRO card is not in the locked position. Unable to access data on the media card after inserting it into a slot. Cause Solution The media card is not inserted properly, is inserted in the wrong slot, or is not supported
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 98
    the boot menu. 3. Change the boot sequence in F10 Computer Setup. Solving display problems If you encounter display problems, see the documentation that came with the monitor and to the common causes and to the computer and to the electrical outlet. 88 Chapter 6 Troubleshooting without diagnostics
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 99
    any unsaved data. Systems may have a monitor connection on both the motherboard or an add-in card. Try moving the monitor connection to a stop after fifth iteration but LEDs continue flashing.) Cause Solution Pre-video memory error. 1. Reseat DIMMs. Power on the system. 2. Replace DIMMs
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 100
    the correct graphics drivers may not be loaded. Monitor is not capable of displaying requested resolution. Graphics card is bad. Solution Install the video drivers included in the upgrade kit. Change requested resolution. Replace the graphics card. 90 Chapter 6 Troubleshooting without diagnostics
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 101
    monitor. Refer to the documentation that came with the monitor for instructions. Image is not centered. Cause Position may need adjustment. than what the monitor supports. Solution Restart the computer and enter Safe Mode. Change the settings to a supported setting then restart the problems 91
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 102
    under Advanced startup, click Restart now. 3. Select Troubleshoot, select Advanced options, select Startup Settings, and 's on-screen display menu. 2. Manually synchronize the Clock and Clock Phase download either SP32347 or SP32202: http://www.hp.com/support Graphics card is not seated properly or
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 103
    10, type ch in the taskbar search box, and then select Character Map from the list of applications. Solving audio problems If the computer has audio features and you encounter audio problems, see the common causes and solutions listed in the following table. Sound cuts in and out. Cause Processor
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 104
    driver or application software, reconfigure the jack or set the jack to its default value. There is no sound or sound volume is too low. Cause The application is set to use a different audio device than speakers. 94 Chapter 6 Troubleshooting without diagnostics Solution Some graphics cards support
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    If you encounter printer problems, see the documentation that came with the printer and to the common causes and solutions listed in the following table. Printer will not print. Cause Printer is not turned on and online. The correct printer drivers for the application are not installed. If you
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 106
    cables may not be connected properly. Printer memory may be overloaded. Solution Reconnect all it if it is empty. Solving keyboard and mouse problems If you encounter keyboard or mouse problems, see the documentation that came with the equipment and Chapter 6 Troubleshooting without diagnostics
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 107
    the mouse and clean with the ball are dirty. the internal components with a mouse cleaning kit available from most computer stores. Solving keyboard and mouse problems 97
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 108
    instructions memory modules were used in the upgrade or memory modules were installed in the wrong location. Solution 1. Review the documentation that came with the system to determine if you are using the correct memory modules and to verify the proper installation. 98 Chapter 6 Troubleshooting
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 109
    with HP memory. 4. Replace the system board. Solving Network Problems Some common causes and solutions for network problems are listed in the following table. These guidelines do not discuss the process of debugging the network cabling. Table 6-2 Solving Network Problems Network driver does not
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 110
    select Device Manager from the list of applications. Network driver is not properly loaded. Reinstall network drivers. System cannot autosense the network. Disable auto-sensing capabilities and force the system into the correct operating mode. 100 Chapter 6 Troubleshooting without diagnostics
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 111
    securely connected. The cable is attached to the incorrect connector. There is a problem with the cable or a device at the other end of the cable. service provider. Diagnostics passes, but the computer does not communicate with the network. Cause Solution Network drivers are not loaded, or driver
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 112
    the Remote System Installation Server contains the NIC drivers for your NIC. System setup utility reports unprogrammed EEPROM. Cause Unprogrammed EEPROM. Solution Contact an authorized service provider. Solving memory problems If you encounter memory problems, some common causes and solutions are
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 113
    on the system. 2. Replace DIMMs one at a time to isolate the faulty module. 3. Replace third-party memory with HP memory. 4. Replace the system board. Solving CD-ROM and DVD problems If you encounter CD-ROM or DVD problems, see the common causes and solutions listed in the following table or to the
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 114
    within Computer Setup. If it is listed, the probable cause is a driver problem. If it is not listed, the probable cause is a hardware problem. If this is a newly installed drive, run the Computer Setup utility remove parental lock. Reinstall media. 104 Chapter 6 Troubleshooting without diagnostics
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 115
    Manager from the list of applications. 2. Restart the computer and let Windows detect the CD or DVD driver. Recording or copying CDs is difficult or impossible. Cause Wrong or poor quality media type. Solution media. Quality varies widely between manufacturers. Solving CD-ROM and DVD problems 105
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 116
    If you encounter USB flash drive problems, common causes and solutions are listed in the following table. USB flash drive is not seen as a flash drive only after the operating system boots. Flash drive is defective. Try a different flash drive. 106 Chapter 6 Troubleshooting without diagnostics
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 117
    end is connected to a live outlet. The correct device driver is not installed. 1. Install the correct driver for the device. 2. You might need to reboot the Security. Solving Internet access problems If you encounter Internet access problems, consult your Internet Service Provider (ISP) or refer
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 118
    You must log on to your ISP before some programs will start. Solution Log on to your ISP and launch the desired program. 108 Chapter 6 Troubleshooting without diagnostics
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 119
    . ● Be sure that all the needed device drivers have been installed. ● If you have installed an operating system other than the factory-installed operating system, check to be sure it is supported on the system. If you encounter software problems, see the applicable solutions listed in the following
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 120
    Self-Test (POST) or computer restart, the probable source of the problem, and steps you can take to resolve the error condition. POST Message Disabled POST, such as memory count and nonerror text messages. If a POST error occurs, the screen will display the error message. To manually switch to the POST
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 121
    is not supported by the BIOS. Memory error problem persists, replace the RTC battery. See the Removal and Replacement section for instructions on installing a new battery. 1. Upgrade BIOS to proper version. 2. Change the processor. 1. Reboot the computer. 2. Unplug the power cord, re-seat the memory
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 122
    memory. Recently added memory module(s) support ECC 1. memory error correction. 2. If additional memory was recently added, remove it to see if the problem remains. Check product documentation for memory support Available at http://www.hp.com/support.) 112 Chapter 7 POST error messages and diagnostic
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 123
    Protection System test under using F2 Diagnostics when booting the computer. Apply hard drive firmware patch if applicable. (Available at http://www.hp.com/support.) Back up contents and replace hard drive. Hard drive is about to fail. (Some hard drives 1. have a hard drive firmware patch that
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 124
    or Windows utilities. 419-Out of Memory Space for Option ROMs Recently added PCI Express Slot Failed To Initialize There is an incompatibility or problem with a PCIe device and the system or PCIe link is not supported and has been disabled. Replace with a supported module. 800-Keyboard Error
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 125
    BIOS validates the functionality of the following subsystems and conditions: ● AC adapter ● System board power ● Processor failure ● BIOS corruption ● Memory failure ● Graphics failure ● System board failure ● BIOS authentication failure If an error is detected, specific patterns of long and short
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 126
    The embedded controller has timed out waiting for BIOS to return from memory initialization. 3.3 The embedded controller has timed out waiting for BIOS The processor is not detected.* 3.6 The processor does not support an enabled feature. Thermal 4.2 A processor over temperature condition
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 127
    or forget the password when in stringent security mode, the system can only be reset by System Management Command. This is a way for HP Service and Support to provide a secure method to access the BIOS and command a password reset for a specifically identified unit under the direction of the owner
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 128
    beginning these procedures, ensure that you are discharged of static electricity by briefly touching a grounded metal object. See the Safety & Regulatory Information guide for more information. 3. Remove the access panel. 4. Locate the header and jumper. NOTE: The password jumper is green so that it
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 129
    by briefly touching a grounded metal object. See the Safety & Regulatory Information guide for more information. 3. Remove the access panel. CAUTION: Pushing the system setups along with the date and time. For instructions on Computer Setup, see Computer Setup (F10) Utility on page 66. Clearing
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 130
    This ID can then be provided to support to help determine how to correct the problem. To start HP PC Hardware Diagnostics (UEFI), follow these product 1. Go to http://www.hp.com/support, and then select your country. The HP Support page is displayed. . 2. Click Drivers & Downloads. 3. Use the
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 131
    4. Select your computer, and then select your operating system. 5. In the Diagnostic section, follow the on-screen instructions to select and download the UEFI version you want. Downloading HP PC Hardware Diagnostics (UEFI) to a USB device 121
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 132
    Telephone Numbers booklet included with the computer. You can also find contact information on the HP website. Go to http://www.hp.com/support, select your country or region, and follow the on-screen instructions. You can use Windows tools to create system restore points and create backups of
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 133
    Telephone Numbers booklet included with the computer. You can also find contact information on the HP website. Go to http://www.hp.com/ support, select your country or region, and follow the on-screen instructions. ◦ Be sure that the computer is connected to AC power before you begin creating the
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 134
    . ▲ Type help in the taskbar search box, and then select Help and Support. ● If you need to correct a problem with a preinstalled application or driver, use the Reinstall drivers and/ or applications option (select products only) of HP Recovery Manager to reinstall the individual application or
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 135
    HP website. Go to http://www.hp.com/support, select your country or region, and follow the on-screen instructions. IMPORTANT: HP Select Troubleshoot from the boot options menu. 3. Select Recovery Manager, and then follow the on-screen instructions. Using HP Recovery media to recover You can use HP
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 136
    only available on products that support this function. Follow these steps to remove the HP Recovery partition: 1. Type recovery in the taskbar search box, and then select HP Recovery Manager. 2. Select Remove Recovery Partition, and then follow the on-screen instructions. Backing up, restoring, and
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 137
    Follow the on-screen instructions to continue. ● Support. From the Start screen, type help, and then select Help and Support Driver Recovery media HP logo is displayed. The computer Startup Menu displays. 4. Press f11 to select the System Recovery option. 5. Choose your keyboard layout. 6. Select Troubleshoot
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 138
    Troubleshoot. 6. Select Refresh your PC. 7. Follow the on-screen instructions. Recovery using Windows operating system media (purchased separately) To order a Windows operating system DVD, contact support. Go to http://www.hp.com/support operating system, as well as drivers, software, and utilities.
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 139
    manually HP Recovery Manager (select models only) ● To create recovery discs, your computer must have a DVD writer. Use DVD+R or DVD-R discs (purchased separately). The discs you use will depend on the type of optical drive you are using. NOTE: DVD+R DL, DVD-R DL, or DVD±RW disc are not supported
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 140
    recovery media using blank DVD(s), and then click Next. 4. Follow the on-screen instructions. Label each disc after you make it (for example, Recovery 1, Recovery 2), system as well as select drivers and applications if the hard drive becomes corrupted. HP Recovery Disc Creator creates two kinds
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 141
    the Driver Recovery DVD: 1. Select Start > All Programs > Productivity and Tools > HP Recovery Disc Creator. 2. Select Driver disk. instructions on various backup and restore options, perform a search for these topics in Help and Support. To access Help and Support, select Start > Help and Support
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 142
    the on-screen instructions to set up your backup. System Restore If you have a problem that might be the operating system, programs, and drivers. However, you must reinstall any software support. Go to http://www.hp.com/support, select your country or region, and follow the on-screen instructions
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 143
    message appears on the screen. 5. At the HP Recovery Manager screen, follow the on-screen instructions to continue. 6. When Windows has loaded, If you used HP Recovery Disc Creator to create a Windows 7 operating system DVD and a Driver Recovery DVD, use the steps in Using HP Recovery Disc operating
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 144
    system DVD, contact support. Go to http://www.hp.com/support, select your country or region, and follow the on-screen instructions. CAUTION: Using a recovery process helps you restore the operating system, as well as drivers, software, and utilities. To initiate recovery using a Windows 7 operating
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 145
    . After the repair is completed: 1. Eject the Windows 7 operating system DVD and then insert the Driver Recovery DVD. 2. Follow the on-screen instructions to install the Hardware Enabling Drivers first, and then install Recommended Applications. Backing up, restoring, and recovering in Windows 7 135
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    , 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 holder on the system board, complete the following instructions to replace the battery. Type 1 a. Lift the battery out of its
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 147
    b. Slide the replacement battery into position, positive side up. The battery holder automatically secures the battery in the proper position. Type 2 a. To 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
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 148
    b. Insert the new battery and position the clip back into place. NOTE: After the battery has been replaced, use the following steps to complete this procedure. 8. Replace the computer access panel. 9. Plug in the computer and turn on power to the computer. 10. Reset the date and time, your passwords
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 149
    B Power Cord Set Requirements The power supplies on some computers have external power switches. The voltage select switch feature on the computer permits it to operate from any line voltage between 100-120 or 220-240 volts AC. Power supplies on those computers that do not have external power
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 150
    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
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 151
    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 memory: 1. Download the latest BIOS (system ROM) from the HP website. 2. Follow the instructions
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 152
    D Specifications TWR Specifications Table D-1 Specifications Chassis Height Width Depth 15.3 in 6.7 in 16.7 in 389 mm 170 mm 425 mm Approximate Weight 20.8 lb 9.43 kg Temperature Range Operating Nonoperating 50° to 95°F -22° to 140°F 10° to 35°C -30° to 60°C NOTE: Operating temperature
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 153
    Table D-1 Specifications (continued) Rated Input Current 4.4A Rated Input Current with Energy Efficient* Power Supply 3.6A DC Output +12.1V Power Supply Fan 80 mm variable speed 1 This system utilizes an active power factor corrected power supply. This allows the system to pass the CE mark
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 154
    precautions 13 CMOS backing up 117 computer cleaning 13 Computer Setup access problem 80 country power cord set requirements 140 Customer Support 78 D DIMMs. See memory disassembly preparation MT 18 drive power cable removal and replacement 48 Driver Recovery DVD, creating 130 using for restore 134
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 155
    Hardware Diagnostics (UEFI) downloading 120 HP Recovery Disc Creator, using 130 I installing 2.5-inch hard drive 43 3.5-inch hard drive 43 5.25-inch optical drive 38 battery 136 drive cables 32, 36 expansion card 26 memory 23 slim optical drive 40 Internet access problems 107 heat sink removal and
  • HP EliteDesk 800 G2 | Maintenance and Service Guide - Page 156
    problems 109 servicing computer 14 solenoid lock illustrated 7 solid-state drives sizes 9, 32 speaker illustrated 7 removal and replacement 55 specifications computer 142 memory drive recovery 132 Help and Support 129 steps for creating 8 backup and restore 126 Driver Recovery media 128 f11 recovery
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Maintenance and Service Guide
HP EliteDesk 800 G2 TWR Business PC