HP EliteBook 655 Maintenance and Service Guide

HP EliteBook 655 Manual

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  • HP EliteBook 655 | Maintenance and Service Guide - Page 1
    Maintenance and Service Guide SUMMARY This guide provides information about spare parts, removal and replacement of parts, security, backing up, and more.
  • HP EliteBook 655 | Maintenance and Service Guide - Page 2
    back to S Mode. Learn more at Windows.com/SmodeFAQ. To access the latest user guides, go to http://www.hp.com/support, and follow the instructions to find your product. Then select Manuals. Software terms By installing, copying, downloading, or otherwise using any software product preinstalled on
  • HP EliteBook 655 | Maintenance and Service Guide - Page 3
    Safety warning notice Reduce the possibility of heat-related injuries or of overheating the computer by following the practices described. WARNING! To reduce the possibility of heat-related injuries or of overheating the computer, do not place the computer directly on your lap or obstruct the
  • HP EliteBook 655 | Maintenance and Service Guide - Page 4
    iv Safety warning notice
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    Customer Self-Repair parts Your computer includes Customer Self-Repair parts and parts that should be accessed by only an authorized service provider. IMPORTANT: See "Removal and replacement procedures for Customer Self-Repair parts" for details. Accessing parts described in "Removal and replacement
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    vi Important notice about Customer Self-Repair parts
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    reader 12 Special keys ...14 Bottom ...15 Rear ...16 Labels ...16 HP Tamper Lock ...18 Using Tile (select products only) ...18 3 Illustrated parts and replacement procedures preliminary requirements 30 Tools required ...30 Service considerations ...30 Plastic parts ...30 Cables and connectors ...
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    33 Cleaning your computer ...34 Enabling HP Easy Clean (select products only 34 Removing transporting guidelines ...36 Accessing support information ...36 5 Removal 46 6 Removal and replacement procedures for authorized service provider parts 48 Component replacement procedures ...48 Preparation
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    failure ID code 80 Accessing HP PC Hardware Diagnostics Windows 80 Accessing HP PC Hardware Diagnostics Windows from HP Help and Support (select products only) ...80 Accessing HP PC Hardware Diagnostics Windows from HP Support Assistant 81 Accessing HP PC Hardware Diagnostics Windows from
  • HP EliteBook 655 | Maintenance and Service Guide - Page 10
    ...87 11 Statement of memory volatility ...88 Current BIOS steps ...88 Nonvolatile memory usage ...90 Questions and answers ...92 Using HP Sure Start (select products only) ...93 12 Power cord set requirements ...94 Requirements for all countries ...94 Requirements for specific countries
  • HP EliteBook 655 | Maintenance and Service Guide - Page 11
    Category Description Product Name HP EliteBook 655 15.6 inch G9 Notebook PC Processors AMD® customer-accessible (by IT or self-maintainers only) memory module slots supporting up to 32 GB of RAM DDR4-3200 dual-channel support Supports the following configurations: ● 64 GB (32 × 2) ● 32
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    -Fi® 6E Bluetooth® 5.2 WLAN Realtek 8852BE Wi-Fi 6 Bluetooth 5.2 WLAN Supports gigabit data rate Compatible with Miracast® devices Two WLAN antennas Supports HP Connection Optimizer (with data analytics) Supports HP LAN-Wireless Protection (WLAN/LAN/WWAN switching) Wireless Wide Area Network
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    , with numeric keypad, spill resistant Clickpad Microsoft® precision touchpad default gestures support No hybrid mode support Power requirements Battery 3 cell, 51.3 Whr, HP Long Life 3 cell, 42.75 Whr, HP Long Life HP fast charge technology Long life Smart AC adapters 65 W, right angle
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    straight, HF Security Fingerprint sensor (select products only) Camera privacy cover Nano security cable slot Active SmartCard (select products only) HP Tamper Lock (select products only) Operating system Windows® 10 Enterprise 64 Windows 10 Enterprise 64 LTSC 2109 Windows 11 Enterprise 64
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    Table 1-1 Product components and their descriptions (continued) Category Description Restore media Windows 10 Professional 64 bit OS DVD Windows 10 Professional 64 bit OS USB Serviceability End user replaceable parts AC adapter 5
  • HP EliteBook 655 | Maintenance and Service Guide - Page 16
    descriptions Component Description (1) SIM card slot (select products only) Supports a wireless subscriber identity module (SIM) card. For SIM card guide: ▲ Select the Search icon (select products only) in the taskbar, type HP Documentation in the search box, and then select HP Documentation
  • HP EliteBook 655 | Maintenance and Service Guide - Page 17
    supplying power to the computer and, if needed, charging the port with HP Sleep and Charge computer battery. - and - Connects a USB device, connector, providing DisplayPort output. NOTE: Your computer might also support a Thunderbolt docking station. USB Type-C power connector port, SuperSpeed
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    Table 2-1 Right-side components and their descriptions (continued) Component Description ● Blinking amber: The battery has reached a low battery level. When the battery has reached a critical battery level, the battery light begins blinking rapidly. ● Off: The battery is not charging. (8) Power
  • HP EliteBook 655 | Maintenance and Service Guide - Page 19
    , health, and work habits for computer users. The Safety & Comfort Guide also provides important electrical and mechanical safety information. The Safety & Comfort Guide is available on the web at http://www.hp.com/ergo. Table 2-3 Display components and their descriptions Component Description
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    Environmental Notices that applies to your country or region. To access this guide: ▲ Select the Search icon (select products only) in the taskbar, type HP Documentation in the search box, and then select HP Documentation. Keyboard area Keyboards can vary by language. NOTE: The keyboard, including
  • HP EliteBook 655 | Maintenance and Service Guide - Page 21
    Table 2-4 Touchpad components and their descriptions Component (1) Touchpad zone (2) Left control zone (3) Right control zone Description Reads your finger gestures to move the pointer or activate items on the screen. Textured area that allows you to perform additional gestures. Textured
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    Table 2-5 Lights and their descriptions Component (1) Caps lock light (2) Privacy key light (3) Mute light (4) Microphone mute light (5) Power light (6) Num lk light (7) Fn lock light Description On: Caps lock is on, which switches the key input to all capital letters. On: Privacy
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    IMPORTANT: To verify that your computer supports fingerprint reader sign-in, select the Search icon (select products only) in the taskbar, type Sign-in options in the search box, and then follow the on-screen instructions. If Fingerprint reader is not listed as an option, then your notebook does not
  • HP EliteBook 655 | Maintenance and Service Guide - Page 24
    Table 2-6 Button, speakers, and fingerprint reader and their descriptions (continued) Component Description ● Right-click the Power icon and then, depending on your product, select Power and sleep settings or Power Options. (3) Fingerprint reader (select products only) Allows a fingerprint
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    Table 2-7 Special keys and their descriptions (continued) Component Description ● When the computer is in the Sleep state, press the button briefly to exit Sleep (select products only). ● When the computer is in Hibernation, press the button briefly to exit Hibernation. IMPORTANT: Pressing and
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    you troubleshoot system problems or travel internationally with the computer. Labels might be in paper form or imprinted on the product. IMPORTANT: Check the following locations for the labels described in this section: the bottom of the computer, inside the battery bay, under the service
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    label-Provides important information to identify your computer. When contacting support, you might be asked for the serial number, the product number, or the model number. Locate this information before you contact support. Your service label will resemble one of the examples shown below. Refer
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    Table 2-12 Service label components Component (1) HP product name (2) Warranty period (3) Product ID (4) Serial number ● Regulatory labels- apps, and then select the Tile app. 2. Follow the on-screen instructions to create a Tile account and activate your Tile features. 18 Chapter 2 Components
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    improves and changes product parts. For complete and current information about supported parts for your computer, go to http://partsurfer.hp.com, select your country or region, and then follow the on-screen instructions. NOTE: Details about your computer, including model, serial number, product key
  • HP EliteBook 655 | Maintenance and Service Guide - Page 30
    Table 3-1 Computer major component descriptions and part numbers Item Component Spare part number (1) Display assembly not available as a spare part NOTE: Display spare parts are available only as subcomponents. For spare part information, see Display assembly subcomponents on page 22. (2)
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    (12) Solid-state drive (M2. 2230) NOTE: The solid-state drive support kit is available as spare part number N00354-001. 256 GB, PCIe, M11040-001 (13) Solid-state drive (M2. 2280) NOTE: The solid-state drive support kit is available as spare part number N00354-001. 1 TB, PCIe, TLC, 2280 M16560
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    Table 3-1 Computer major component descriptions and part numbers (continued) Item Component Spare part number Fingerprint reader (not illustrated) N00879-001 NOTE: The fingerprint reader cable is available in the Cable Kit as spare part number N03218-001. The fingerprint reader bracket is
  • HP EliteBook 655 | Maintenance and Service Guide - Page 33
    Table 3-2 Display component descriptions and part numbers Item Component (1) Display bezel For use in models with an FHD display without a camera For use in models with an FHD display with an HD camera For use in models with an FHD display with an HD + IR camera For use in models with an HD
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    Table 3-3 Cable Kit content descriptions and part number Component Cable Kit, includes: I/O board cable I/O board cable (USB 3.0) Touchpad cable Fingerprint reader board cable NFC board cable Smart card reader board cable Spare part number N03218-001 Miscellaneous parts To identify the
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    Kit (for use in product component removal and replacement) Bottom case (for use with HP TB Dock 120W G2) Top cap (for use with HP TB Dock 120W G2) Bracket Kit (includes fingerprint reader bracket and smart card support bracket) Bluetooth travel mouse USB mouse Nano lock Sure Key cable lock External
  • HP EliteBook 655 | Maintenance and Service Guide - Page 36
    Table 3-4 Miscellaneous part descriptions and part numbers (continued) Component HP Prelude Pro 15.6 top load case HP Prelude Pro 15.6 backpack Power cord (C13, premium, 1.0 m [3.3 ft]) Argentina Brazil Italy Power cord (C7, conventional, 1.0 m [3.3 ft]) Japan Power adapter, duckhead Japan Power
  • HP EliteBook 655 | Maintenance and Service Guide - Page 37
    Table 3-4 Miscellaneous part descriptions and part numbers (continued) Component Power cord (C5, conventional, 1.8 m [6.0 ft]) Argentina Australia Brazil Denmark Europe (Austria, Belgium, Finland, France, Germany, the Netherlands, Norway, and Sweden) India Israel Italy Japan North America People's
  • HP EliteBook 655 | Maintenance and Service Guide - Page 38
    Table 3-4 Miscellaneous part descriptions and part numbers (continued) Component Argentina Australia Denmark Thailand Europe (Austria, Belgium, Finland, France, Germany, the Netherlands, Norway, and Sweden) India Israel Italy North America People's Republic of China South Africa Switzerland Taiwan
  • HP EliteBook 655 | Maintenance and Service Guide - Page 39
    Table 3-4 Miscellaneous part descriptions and part numbers (continued) Component Taiwan Thailand United Kingdom 45 W USB-C AC adapter + 1.8 m (6.0 ft) power cord Argentina Australia Europe (Austria, Belgium, Finland, France, Germany, the Netherlands, Norway, and Sweden) India Israel Italy North
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    during disassembly and reassembly can damage plastic parts. Cables and connectors Handle cables with extreme care to avoid damage. IMPORTANT: When servicing the computer, be sure that cables are placed in their proper locations during the reassembly process. Improper cable placement can damage the
  • HP EliteBook 655 | Maintenance and Service Guide - Page 41
    IMPORTANT: Drives are fragile components. Handle them with care. To prevent damage to the computer, damage to a drive, or loss of information, observe these precautions: Before removing or inserting a hard drive, shut down the computer. If you are unsure whether the computer is off or in Hibernation
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    Table 4-1 Static electricity occurrence based on activity and humidity (continued) Relative humidity Event 55% 40% Walking across vinyl floor Motions of bench worker Removing DIPs (dual in-line packages) from plastic tube 3,000 V 400 V 400 V 5,000 V 800 V 700 V Removing DIPs from vinyl tray
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    with pins, leads, or circuitry. Recommended materials and equipment HP recommends certain materials and equipment to prevent static electricity. Static-dissipative table or floor mats with hard tie to ground ● Field service kits ● Static awareness labels ● Wrist straps and footwear straps providing
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    continues to operate at its best. Use the following information to safely clean the external surfaces of your computer. Enabling HP Easy Clean (select products only) HP Easy Clean helps you to avoid accidental input while you clean the computer surfaces. This software disables devices such as the
  • HP EliteBook 655 | Maintenance and Service Guide - Page 45
    gently with the moistened cloth. IMPORTANT: Keep liquids away from the product. Avoid getting moisture in any openings. If liquid makes its way inside your HP product, it can cause damage to the product. Do not spray liquids directly on the product. Do not use aerosol sprays, solvents, abrasives, or
  • HP EliteBook 655 | Maintenance and Service Guide - Page 46
    is not possible, use an ionizer to dissipate electric charges. Accessing support information Use this information to find the HP support that you need. Table 4-3 Support information locations Service consideration Path to access information Records of reported failure incidents stored on
  • HP EliteBook 655 | Maintenance and Service Guide - Page 47
    bulletins: 1. Go to www.hp.com. 2. Place the cursor over Problem solving to display more options. 3. Select Support & Troubleshooting. 4. Type the serial number, to www.hp.com. 2. Place the cursor over Support resources to display more options. 3. Select Authorized service providers. Component
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    For complete and current information about supported parts for your computer, go to http://partsurfer.hp.com, select your country or region, and then follow the on-screen instructions. You must remove, replace, or loosen as many as xx screws when you service Customer Self-Repair parts. Make special
  • HP EliteBook 655 | Maintenance and Service Guide - Page 49
    Remove the bottom cover from the computer (3). To replace the bottom cover, reverse the removal procedures. Using a SIM card (select products only) Use these instructions to insert a SIM card. IMPORTANT: You can damage the SIM card if you insert the wrong size card or insert it or the SIM card
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    1. Go to http://www.hp.com/support, and then search for your computer by product name or number. 2. Select Product Information. 3. Refer to the listed options to determine which card to purchase.
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    1. Prepare the computer for disassembly (see Preparation for disassembly on page 38). 2. Remove the bottom cover (see Bottom cover on page 38). 3. Disconnect the battery cable from the system board (see Battery on page 48). If you are replacing a memory module, remove the existing memory module: 1.
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    . If you replace the module and then receive a warning message, remove the module to restore device functionality, and then contact technical support. Before removing the WLAN module, follow these steps: 1. Prepare the computer for disassembly (see Preparation for disassembly on page 38). 2. Remove
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    2. Remove the Phillips M2.0 × 2.5 screw (2), and then remove the WLAN module (3). NOTE: Models have either one or two WLAN antennas. On models with two antennas, the #1 white WLAN antenna cable connects to the WLAN module #1 Main terminal. The #2 black WLAN antenna cable connects to the WLAN module
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    . If you replace the module and then receive a warning message, remove the module to restore device functionality, and then contact technical support. Before removing the WWAN module, follow these steps: 1. Prepare the computer for disassembly (see Preparation for disassembly on page 38). 2. Remove
  • HP EliteBook 655 | Maintenance and Service Guide - Page 55
    4. Remove the WWAN module (3) by pulling the module away from the slot at an angle. NOTE: When you look at the antenna terminals from the top of the module, the white WWAN antenna cable connects to the terminal to the left of the black WWAN antenna cables. 5. If the WWAN antenna is not connected to
  • HP EliteBook 655 | Maintenance and Service Guide - Page 56
    drive, 2280 256 GB, PCIe, value, 2280 Secondary solid-state drives (M.2 2230) 256 GB, PCIe, value, 2230 128 GB, PCIe, value, 2230 Solid-state drive support kit Spare part number M16560-001 M17436-001 L89745-001 M52031-001 L85364-001 M52025-001 M52029-001 L85354-001 M11042-001 M11040-001 N00354
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    2. Pull the drive away from the socket to remove it (2). Primary M.2 2280 solid-state drive Secondary M.2 2230 solid-state drive To install the solid-state drive, reverse the removal procedures. NOTE: Solid-state drives are designed with a notch to prevent incorrect insertion. Component replacement
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    . For complete and current information about supported parts for your computer, go to http://partsurfer.hp.com, select your country or region, and then follow the on-screen instructions. You must remove, replace, or loosen as many as 53 screws when you service the parts described in this chapter
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    To reduce potential safety issues, use only the user-replaceable battery provided with the computer, a replacement battery provided by HP, or a compatible battery purchased from HP. IMPORTANT: Removing a battery that is the sole power source for the computer can cause loss of information. To prevent
  • HP EliteBook 655 | Maintenance and Service Guide - Page 60
    Kit) Network jack door (included in Plastics Kit) Spare part number M21399-001 N03218-001 M21994-001 50 Chapter 6 Removal and replacement procedures for authorized service provider parts
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    Before removing the I/O board, follow these steps: 1. Prepare the computer for disassembly (see Preparation for disassembly on page 38). 2. Remove the bottom cover (see Bottom cover on page 38). 3. Disconnect the battery cable from the system board (see Battery on page 48). Remove the I/O board: 1.
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    Bottom cover on page 38). 3. Remove the battery (see Battery on page 48). Remove the NFC module: 52 Chapter 6 Removal and replacement procedures for authorized service provider parts
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    1. Disconnect the antenna cable from the ZIF connector on the NFC module (1). 2. Disconnect the system board cable from the ZIF connector on the NFC module (2). 3. Use a tool to release the module from the computer (3). The NFC module is secured with adhesive. 4. Remove the NFC module from the
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    Phillips M2.0 × 2.5 screw (2) that secures the fingerprint reader bracket to the computer, and then remove the bracket (3). 54 Chapter 6 Removal and replacement procedures for authorized service provider parts
  • HP EliteBook 655 | Maintenance and Service Guide - Page 65
    3. Remove the fingerprint reader board from the computer (4). Reverse this procedure to install the fingerprint reader board. Heat sink To remove the heat sink, use these procedures and illustrations. Table 6-8 Heat sink descriptions and part numbers Description Heat sink Spare part number M47406-
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    to install the heat sink. System board To remove the system board, use these procedures and illustrations. 56 Chapter 6 Removal and replacement procedures for authorized service provider parts
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    Table 6-9 System board descriptions and part numbers Description System board (includes integrated processor) All system boards use the following part numbers: xxxxxx-001: Non-Windows operating systems xxxxxx-601: Windows operating system AMD Ryzen 7 5825U processor, WWAN models AMD Ryzen 5 5625U
  • HP EliteBook 655 | Maintenance and Service Guide - Page 68
    removing the bracket (3). 3. Remove the four Phillips M2.0 × 2.5 screws (4) that secure the system board to the computer. 58 Chapter 6 Removal and replacement procedures for authorized service provider parts
  • HP EliteBook 655 | Maintenance and Service Guide - Page 69
    4. Lift the side of the system board upward (5), and then pull the system board away from the connectors on the side of the computer to remove it (6). Reverse this procedure to install the system board. Speakers To remove the speakers, use this procedure and illustration. Table 6-10 Speakers
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    computer, and then rotate the hinge off the power connector (3). 3. Disconnect the cable from the system board (4). 60 Chapter 6 Removal and replacement procedures for authorized service provider parts
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    4. Remove the power connector cable from the computer (5). Reverse this procedure to install the power connector cable. Display assembly To remove and disassemble the display assembly, use these procedures and illustrations. Full hinge-up displays are not available as spare parts. Spare parts for
  • HP EliteBook 655 | Maintenance and Service Guide - Page 72
    . b. Remove the bezel from the display (4). The display bezel is available as the following spare part numbers: 62 Chapter 6 Removal and replacement procedures for authorized service provider parts
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    N03215-001: Models with an FHD display without a camera N03213-001 Models with an FHD display with an HD camera N03214-001: Models with an FHD display with an HD + IR camera N07342-001: Models with an HD display without a camera N07341-001 Models with an HD display with an HD camera 8. If you need
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    , 250 nit panel N00085-001: FHD, 250 nit panel, touch screen N00087-001: HD, 250 nit panel 64 Chapter 6 Removal and replacement procedures for authorized service provider parts
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    c. Lift the tape from the connector on the display panel (1), and then disconnect the cable from the panel (2). 9. When replacing the display panel, follow these steps: IMPORTANT: Before installing the display panel, be sure to install the display cable to the back of the panel. a. Peel the
  • HP EliteBook 655 | Maintenance and Service Guide - Page 76
    then top of the bezel to snap it into place. f. Position the computer upside down on a table. 66 Chapter 6 Removal and replacement procedures for authorized service provider parts
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    g. Leave the computer upside down on the table for 20 minutes to allow the adhesive to set. h. Position the computer upright on a table. i. Leave the computer upright on the table for 10 minutes to be sure that the panel sits correctly in the display. 10. If you need to remove the camera module: ▲
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    (4). The hinges and associated parts are available in the Hinge Kit as spare part number N12501-001. 68 Chapter 6 Removal and replacement procedures for authorized service provider parts
  • HP EliteBook 655 | Maintenance and Service Guide - Page 79
    12. If you need to remove the display panel/camera cable, peel the cable up off the inside of the display rear cover. The display panel/camera cable is available as spare part number N03217-001. 13. If you need to remove the WLAN antennas and cables, remove the cables from the plastic clips at the
  • HP EliteBook 655 | Maintenance and Service Guide - Page 80
    page 48). 4. Remove the system board (see System board on page 56). Remove the smart card reader: 70 Chapter 6 Removal and replacement procedures for authorized service provider parts
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    1. Remove the two Phillips M2.0 × 2.0 screws (1) from the metal bracket. 2. Remove the four Phillips M2.0 × 2.0 screws (2) from the metal bracket covering the card reader board. 3. Disconnect the cable from the card reader (3). 4. Lift the smart card reader straight up to remove it (4). Reverse
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    -271 United Kingdom -251 United States Spare part number -BG1 -AB1 -281 -141 -541 -BD1 -031 -001 72 Chapter 6 Removal and replacement procedures for authorized service provider parts
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    Computer Setup, turn on or restart the computer, and when the HP logo appears, press f10 to enter Computer Setup. Navigating and selecting in the main Computer Setup screen, press esc, and then follow the on-screen instructions. To exit Computer Setup, choose one of the following methods: ● To exit
  • HP EliteBook 655 | Maintenance and Service Guide - Page 84
    HP website. Most BIOS updates on the HP website are packaged in compressed files called SoftPaqs. Some download packages contain a file named Readme.txt, which contains information regarding installing and troubleshooting download and installation, follow these instructions: Do not disconnect power
  • HP EliteBook 655 | Maintenance and Service Guide - Page 85
    only) from the taskbar, type support, and then select the HP Support Assistant app. - or - Select the question mark icon (select products only) in the taskbar. 2. Select Updates, and then select Check for updates and messages. 3. Follow the on-screen instructions. 4. At the download area, follow
  • HP EliteBook 655 | Maintenance and Service Guide - Page 86
    most users can use the HP Sure Start default configuration. Advanced users can customize the default configuration. To access the latest documentation on HP Sure Start, go to http://www.hp.com/support. Select Find your product, and then follow the on-screen instructions. 76 Chapter 7 Computer Setup
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    you have. NOTE: If you cannot create recovery media yourself, contact support to obtain recovery discs. Go to http://www.hp.com/support, select your country or region, and then follow the on-screen instructions. IMPORTANT: HP recommends that you follow the Restoring and recovery methods on page 78
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    Windows. The System Restore software can automatically or manually create restore points, or snapshots, of the system support to obtain recovery discs. Go to http://www.hp.com/support, select your country or region, and then follow the on-screen instructions. To recover your system: ▲ Insert the HP
  • HP EliteBook 655 | Maintenance and Service Guide - Page 89
    -specific device drivers ● Software applications, in the case of a custom image To access the latest documentation for HP Sure Recover, go to http://www.hp.com/support. Follow the onscreen instructions to find your product and locate your documentation. Restoring and recovering your system 79
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    it from HP Help and Support. 1. Select the Start button, and then select HP Help and Support. 2. Select HP PC Hardware Diagnostics Windows. 3. When the tool opens, select the type of diagnostic test that you want to run, and then follow the on- screen instructions. 80 Chapter 9 Using HP PC Hardware
  • HP EliteBook 655 | Maintenance and Service Guide - Page 91
    1. Select the Search icon (select products only) from the taskbar, type support, and then select HP Support Assistant. - or - Select the question mark icon (select products only) in the taskbar. 2. Select Troubleshooting and fixes (select products only) or Fixes & Diagnostics. 3. Select Diagnostics
  • HP EliteBook 655 | Maintenance and Service Guide - Page 92
    device to scan the failure ID code that appears on the next screen. The HP Customer Support - Service Center page appears with your failure ID and product number automatically filled in. Follow the on-screen instructions. - or - Contact support, and provide the failure ID code. 82 Chapter 9 Using
  • HP EliteBook 655 | Maintenance and Service Guide - Page 93
    UEFI is not included in the HP Tool partition. ● The hard drive is damaged. NOTE: The HP PC Hardware Diagnostics UEFI downloading instructions are provided in English only, and you must use a Windows computer to download and create the HP UEFI support environment because only .exe files are
  • HP EliteBook 655 | Maintenance and Service Guide - Page 94
    to http://www.hp.com/support. 2. Enter the product name or number, select your computer, and then select your operating system. 3. In the Diagnostics section, follow the on-screen instructions to select and download the specific UEFI Diagnostics version for your computer. Using Remote HP PC Hardware
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    PC Hardware Diagnostics UEFI settings, follow these steps: 1. Turn on or restart the computer, and when the HP logo appears, press f10 to enter Computer Setup. 2. Select Advanced, and then select Settings. 3. Make your customization selections. 4. Select Main, and then Save Changes and
  • HP EliteBook 655 | Maintenance and Service Guide - Page 96
    10 Specifications This chapter provides specifications for your computer. Computer specifications This section provides specifications for your computer. When traveling with your computer, the computer dimensions and weights, as well as input power ratings and operating specifications, provide
  • HP EliteBook 655 | Maintenance and Service Guide - Page 97
    when referring to hard drive storage capacity. Actual accessible capacity is less. Actual drive specifications might differ slightly. NOTE: Certain restrictions and exclusions apply. Contact support for details. Solid-state drive specifications 87
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    nonvolatile memory that can contain personal data after the system has been turned off and the hard drive has been removed, use these instructions. HP business computer products that use Intel®-based or AMD®-based system boards contain volatile DDR memory. The amount of nonvolatile memory present in
  • HP EliteBook 655 | Maintenance and Service Guide - Page 99
    Utilities. iv. Under Utilities, select Disk Sanitizer, select the hard drive with the data that you want to clear, and then follow the on-screen instructions to continue. NOTE: The amount of time it takes for Disk Sanitizer to run can take several hours. Plug the computer into an AC outlet
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    memory usage Use this table to troubleshooting nonvolatile memory usage. Table 11-1 Troubleshooting steps for nonvolatile memory usage code, EC firmware, and critical computer configuration data for select platforms that support HP Sure Start. Data cannot be written to this device via the host
  • HP EliteBook 655 | Maintenance and Service Guide - Page 101
    Table 11-1 Troubleshooting steps for nonvolatile memory usage (continued) Nonvolatile memory type , go to http://www.hp.com/ support. Select Identify your product for manuals and specific product information, and then follow the on-screen instructions.) Stores Management Engine Code
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    instructions. 2. What is a UEFI BIOS, and how is it different from a legacy BIOS? The Unified Extensible Firmware Interface (UEFI) BIOS is an industry-standard software interface between the platform firmware and an operating system (OS). It replaces the older BIOS architecture but supports . HP has
  • HP EliteBook 655 | Maintenance and Service Guide - Page 103
    , select Secure Boot, select Clear Secure Boot Keys, and then follow the on-screen instructions to continue. Using HP Sure Start (select products only) Select computer models are configured with HP Sure Start, a technology that continuously monitors your computer's BIOS for attacks or corruption. If
  • HP EliteBook 655 | Maintenance and Service Guide - Page 104
    12 Power cord set requirements This chapter provides power cord requirements for countries and regions. The wide-range input feature of the computer permits it to operate from any line voltage from 100 V ac to 120 V ac, or from 220 V ac to 240 V ac. The three-conductor power cord set included with
  • HP EliteBook 655 | Maintenance and Service Guide - Page 105
    Table 12-1 Power cord requirements for specific countries and regions (continued) Country/region Accredited agency Applicable note number India BIS 1 Israel SII 1 Italy IMQ 1 Japan JIS 3 Netherlands KEMA 1 New Zealand SANZ 1 Norway NEMKO 1 People's Republic of China CCC 4
  • HP EliteBook 655 | Maintenance and Service Guide - Page 106
    dispose of the battery in general household waste. Follow the local laws and regulations in your area for battery disposal. HP encourages customers to recycle used electronic hardware, HP original print cartridges, and rechargeable batteries. For more information about recycling programs, see the
  • HP EliteBook 655 | Maintenance and Service Guide - Page 107
    , identifying 11 caring for your computer 34 cautions electrostatic discharge 30, 31 cleaning your computer 34 caring for wood veneer 36 disinfecting 35 HP Easy Clean 34 removing dirt and debris 34 components bottom 15 display 8, 9 keyboard area 10 left side 8 rear 16 right side 6 computer major
  • HP EliteBook 655 | Maintenance and Service Guide - Page 108
    drive 78 recovery media 77 creating using HP Cloud Recovery Download Tool 77 creating using sensors product description 3 serial number, computer 16 service labels, locating 16 setup utility navigating and state drive 87 static electricity 30, 31 support information 36 Sure Start using 76 system
  • HP EliteBook 655 | Maintenance and Service Guide - Page 109
    U USB SuperSpeed Plus port, identifying 8 USB SuperSpeed powered port, identifying 8 W Windows backup 77 recovery media 77 system restore point 77 Windows tools, using 77 wireless antennas illustrated 22 spare part number 22 wireless certification label 16 WLAN device 16 WLAN label 16 WLAN module
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Maintenance and Service Guide
SUMMARY
This guide provides information about spare parts, removal and replacement of parts, security, backing up, and more.