HP ProBook 455 G8 Maintenance And Service Manual
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HP ProBook 455 G8 Maintenance And Service Manual

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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.

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Summary of Contents for HP ProBook 455 G8

  • Page 1 Maintenance and Service Guide SUMMARY This guide provides information about spare parts, removal and replacement of parts, security, backing up, and more.
  • Page 2 HP End User License Not all features are available in all editions or HP Inc. under license. Intel, Thunderbolt, and Agreement (EULA).
  • 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 computer air vents. Use the computer only on a hard, flat surface.
  • Page 4 Safety warning notice...

  • Page 5: Table Of Contents

    Table of contents 1 Product description ............................1 2 Components ..............................6 Right ..................................6 Left ..................................7 Display ..................................8 Keyboard area ..............................10 Touchpad ............................10 Touchpad settings ......................10 Adjusting touchpad settings ................ 10 Turning on the touchpad ................10 Touchpad components ....................
  • Page 6 Power connector cable ........................47 Display assembly ..........................48 Top cover with keyboard ........................55 6 Computer Setup (BIOS), TPM, and HP Sure Start ..................... 56 Using Computer Setup ............................56 Navigating and selecting in Computer Setup ................... 56 Restoring factory settings in Computer Setup ................. 56 Updating the BIOS ..........................
  • Page 7 Backing up information and creating recovery media ..................60 Using Windows tools for backing up ....................60 Using the HP Cloud Recovery Download Tool to create recovery media (select products only) ..60 Restoring and recovering your system ....................... 60 Creating a system restore .........................
  • Page 8 Current BIOS steps ............................... 72 Nonvolatile memory usage ..........................74 Questions and answers ............................76 Using HP Sure Start (select products only) ......................77 11 Power cord set requirements ........................78 Requirements for all countries ..........................78 Requirements for specific countries and regions ....................78 12 Recycling ..............................

  • Page 9: Product Description

    This table provides detailed product information. Table 1-1 Product components and their descriptions Category Description Product Name HP ProBook 455 G8 Notebook PC Processors AMD® processors AMD Ryzen™ 7 PRO 5850U AMD Ryzen 7 PRO 5800U AMD Ryzen 5 PRO 5650U...
  • Page 10 The following support S3 (Working)/S4 (Hibernation)/S5 (Shutdown) wake on LAN (via out of band) and S0 (Working)/S3 (Sleep)/S4 (Hibernation)/S5 (Shutdown) MPAT (via out of band): HP Docking Station, HP USB-C Mini Dock, HP USB-C/A Universal Dock G2, HP USB-C Dock G5, HP Thunderbolt™ Dock 120 W G2. Wireless Wireless Local Area Network (WLAN) (select products only) Intel®...
  • Page 11 Microsoft® precision touchpad default gestures support No hybrid mode support Power requirements Battery 3 cell, 45 Whr, HP Long Life HP Fast Charge Technology Supports Modern Standby Smart AC adapters 65 W, right angle, nPFC, 4.5 mm, 1.8 m (6 ft) 65 W, right angle, nPFC, 4.5 mm, 1.8 m (6 ft), LA MERCO...
  • Page 12 Table 1-1 Product components and their descriptions (continued) Category Description Windows 10 Home 64 Advanced Single Language Windows 10 Home 64 Chinese Market CPPP Windows 10 Home 64 High-End Chinese Market CPPP Windows 10 Home 64 Plus Windows 10 Home 64 Plus Single Language Windows 10 Home 64 Plus Single Language Africa Market PPP Windows 10 Home 64 Plus Single Language APAC EM PPP Windows 10 Home 64 Plus Single Language India Market PPP...
  • Page 13 Table 1-1 Product components and their descriptions (continued) Category Description Serviceability End user replaceable parts AC adapter...

  • Page 14: Components

    For additional safety information, see the Regulatory, Safety, and Environmental Notices. To access this guide: Type HP Documentation in the taskbar search box, ▲ and then select HP Documentation. NOTE: When a device is connected to the jack, the computer speakers are disabled.

  • Page 15: Left

    Use a standard USB Type-A charging cable or cable adapter (purchased separately) when charging a small external device. USB port with HP Sleep and Charge Connects a USB device, provides high-speed data transfer, and charges small devices (such as a smartphone), even when the computer is off.

  • Page 16: Display

    Table 2-2 Left-side components and their descriptions Component Description Nano security cable slot Attaches an optional security cable to the computer. NOTE: The security cable is designed to act as a deterrent, but it might not prevent the computer from being mishandled or stolen.
  • Page 17 For wireless regulatory notices, see the section of the Regulatory, Safety, and Environmental Notices that applies to your country or region. To access this guide: Type HP Documentation in the taskbar search box, and then select HP Documentation. ▲ Display...

  • Page 18: Keyboard Area

    Keyboard area Keyboards can vary by language. Touchpad The touchpad settings and components are described here. Touchpad settings You learn how to adjust the touchpad settings and components here. Adjusting touchpad settings Use these steps to adjust touchpad settings and gestures. Type touchpad settings in the taskbar search box, and then press enter.

  • Page 19: Lights

    Table 2-4 Touchpad components and their descriptions Component Description Touchpad zone Reads your finger gestures to move the pointer or activate items on the screen. Left control zone Textured area that allows you to perform additional gestures. Right control zone Textured area that allows you to perform additional gestures.

  • Page 20: Button, Speakers, And Fingerprint Reader

    Table 2-5 Lights and their descriptions (continued) Component Description Off: Depending on your computer model, the computer is ● off, in Hibernation, or in Sleep. Hibernation is the power- saving state that uses the least amount of power. Num lk light On: Num lk is on.

  • Page 21: Special Keys

    Table 2-6 Button, speakers, and fingerprint reader and their descriptions (continued) Component Description When the computer is in Hibernation, press the button ● briefly to exit Hibernation. IMPORTANT: Pressing and holding down the power button results in the loss of unsaved information. If the computer has stopped responding and shutdown procedures are ineffective, press and hold the power button for at least 4 seconds to turn off the computer.

  • Page 22: Bottom

    Table 2-7 Special keys and their descriptions (continued) Component Description Windows key Opens the Start menu. NOTE: Pressing the Windows key again will close the Start menu. Action keys Execute frequently used system functions. Power button ● When the computer is off, press the button briefly to turn on the computer.

  • Page 23: Rear

    Table 2-8 Bottom component and its description Component Description Vent Enables airflow to cool internal components. NOTE: The computer fan starts up automatically to cool internal components and prevent overheating. It is normal for the internal fan to cycle on and off during routine operation. Rear Use the illustration and table to identify the rear component.
  • Page 24 Your service label will resemble one of these examples. Refer to the illustration that most closely matches the service label on your computer. Table 2-10 Service label components Component HP product name Warranty period Product ID Serial number Table 2-11...
  • Page 25 Table 2-12 Service label components Component HP product name Product ID Serial number Warranty period ● Regulatory labels—Provide regulatory information about the computer. ● Wireless certification labels—Provide information about optional wireless devices and the approval markings for the countries or regions in which the devices have been approved for use.

  • Page 26: Illustrated Parts Catalog

    To identify the computer major components, use this illustration and table. NOTE: HP continually 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, and length of warranty, are on the service tag at the bottom of your computer.
  • Page 27 Table 3-1 Computer major component descriptions and part numbers Item Component Spare part number 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 Top cover/keyboard NOTE: For a detailed list of country codes, see...

  • Page 28: Display Assembly Subcomponents

    Table 3-1 Computer major component descriptions and part numbers (continued) Item Component Spare part number (14) WLAN module Intel Wi-Fi 6 AX200 + Bluetooth 5 (non-vPro) L35282-002 Intel Wireless-AC 9260 802.11ac 2 × 2 Wi-Fi + Bluetooth® 5.1 L16647-002 Realtek RTL8822BE 802.11ac/abgn 2 × 2 + Bluetooth 5 (MU-MIMO supported) L44796-002 (15) Fingerprint reader (includes conductive tape)
  • Page 29 Table 3-2 Display component descriptions and part numbers Item Component Spare part number Display bezel For use in models without a camera M21991-001 For use in models with an HD camera M21992-001 For use in models with an HD + IR camera M21993-001 Camera module (includes camera adhesive, display panel adhesive and bezel adhesive) HD camera...

  • Page 30: Cable Kit

    Table 3-2 Display component descriptions and part numbers (continued) Item Component Spare part number Display panel (includes display panel adhesive and bezel adhesive) FHD, privacy, 1000 nits M47420-001 FHD, 400 nits M47418-001 FHD, 400 nits, locked M49788-001 HD, SVA, 250 nits M47419-001 FHD, UWVA, 250 nits M47417-001...
  • Page 31 Table 3-4 Miscellaneous part descriptions and part numbers (continued) Component Spare part number 65 W, nPFC, USB-C, 1.8 m (6 ft) L67440-001 45 W, nPFC, SMART, RC, 4.5 mm, nonslim 741727-001 45 W, nPFC, SMART, RC, 4.5 mm, 2 pin 742436-001 45 W, nPFC, USB Type-C, 1.8 m (6 ft), 3 pin L43407-001...

  • Page 32: Removal And Replacement Procedures Preliminary Requirements

    Removal and replacement procedures preliminary requirements Use this information to properly prepare to disassemble and reassemble the computer. Tools required You need the following tools to complete the removal and replacement procedures: Tweezers ● Nonconductive, nonmarking pry tool ● Magnetic Phillips P1 screwdriver ●...

  • Page 33: Electrostatic Discharge Information

    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, turn the computer on, and then shut it down through the operating system.

  • Page 34: Preventing Electrostatic Damage To Equipment

    Table 4-1 Static electricity occurrence based on activity and humidity (continued) Relative humidity 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 DIPs (dual in-line packages) from plastic tube 400 V 700 V 2,000 V...

  • Page 35: Grounding The Work Area

    Use conductive field service tools, such as cutters, screwdrivers, and vacuums. ● Avoid contact with pins, leads, or circuitry. Recommended materials and equipment HP recommends certain materials and equipment to prevent static electricity. Antistatic tape ● ● Antistatic smocks, aprons, or sleeve protectors ●...

  • Page 36: Cleaning Your Computer

    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 cleaners containing hydrogen peroxide or bleach that might damage the finish.

  • Page 37: Cleaning Your Computer With A Disinfectant

    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 cleaners containing hydrogen peroxide or bleach that might damage the finish.

  • Page 38: Caring For Wood Veneer (Select Products Only)

    When grounding 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...
  • Page 39 Search collect Chrome device logs. Technical bulletins To locate technical bulletins: Go to www.hp.com. Place the cursor over Problem solving to display more options. Select Support & Troubleshooting. Type the serial number, product number, or product name to go to the product support page.

  • Page 40: Removal And Replacement Procedures For Authorized Service Provider Parts

    NOTE: HP continually 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. You must remove, replace, or loosen as many as 55 screws when you service the parts described in this chapter.

  • Page 41: Battery

    Starting near the hinges, use a nonmarking, nonconductive tool to release the edges of the bottom cover from the computer (1). Remove the bottom cover from the computer (2). To replace the bottom cover, reverse the removal procedures. Battery To remove the battery, use this procedure and illustration. Table 5-2 Battery description and part number Description...
  • Page 42 WARNING! 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.

  • Page 43: Memory Modules

    Memory modules To remove the memory modules, use this procedure and illustration. Table 5-3 Memory module descriptions and part numbers Description Spare part number 16 GB, DDR4-3200 L67710-002 8 GB, DDR4-3200 L46598-002 4 GB, DDR4-3200 L83673-002 Before removing the memory, follow these steps: Prepare the computer for disassembly (see Preparation for disassembly on page 32).

  • Page 44: Wlan Module

    Press down on the module until the side retention clips snap into place (3). WLAN module To remove the WLAN module, use this procedure and illustration. Table 5-4 WLAN module descriptions and part numbers Description Spare part number Intel Wi-Fi 6 AX200 + Bluetooth 5 (non-vPro) L35282-002 Intel Wireless-AC 9260 802.11ac 2 ×...
  • Page 45 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 #1 Aux terminal.

  • Page 46: Solid-State Drive

    Solid-state drive To remove the M.2 solid-state drive, use this procedure and illustration. Table 5-5 Solid-state drive descriptions and part numbers Description Spare part number 1 TB, PCIe, TLC L85348-002 512 GB, PCIe, value L85364-002 256 GB, PCIe, value L85354-002 128 GB, PCIe, TLC M06792-002 Before removing the solid-state drive, follow these steps:...

  • Page 47: I/O Board

    Table 5-6 RTC battery description and part number Description Spare part number RTC battery M34737-001 Before removing the RTC battery, follow these steps: Prepare the computer for disassembly (see Preparation for disassembly on page 32). Remove the bottom cover (see Bottom cover on page 32).

  • Page 48: Touchpad

    Prepare the computer for disassembly (see Preparation for disassembly on page 32). Remove the bottom cover (see Bottom cover on page 32). Disconnect the battery cable from the system board (see Battery on page 33). Remove the I/O board: Disconnect the cable from the larger ZIF connector (1) and smaller ZIF connector (2) on the I/O board. Remove the three Phillips M2.0 ×...

  • Page 49: Fan

    Disconnect the system board cable from the ZIF connector on the touchpad (1). Remove the five Phillips M2.0× 2.0 screws (2) that secure the touchpad to the computer. Remove the Phillips M1.6 × 2.0 screw (3) that secures the touchpad to the computer. Remove the touchpad from the computer (4).

  • Page 50: Fingerprint Reader Board

    Remove the fan from the computer (4). Reverse this procedure to install the fan assembly. Fingerprint reader board To remove the fingerprint reader board, use this procedure and illustration. Table 5-10 Fingerprint reader board description and part number Description Spare part number Fingerprint reader board (includes conductive tape) M21724-001 Fingerprint reader board cable (included in Cable Kit)

  • Page 51: Heat Sink

    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 5-11 Heat sink descriptions and part numbers Description Spare part number Heat sink for use in models M21716-001 Before removing the heat sink, follow these steps:...

  • Page 52: System Board

    Remove the heat sink from the computer (2). Thoroughly clean the thermal material from the surfaces of the heat sink and the system board components each time the heat sink is removed. Replacement thermal material is included with the heat sink and system board spare part kits.
  • Page 53 Table 5-12 System board descriptions and part numbers Description Spare part number 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 5850U processor M47405-xx1 AMD Ryzen 7 5800U processor M47403-xx1 AMD Ryzen 5 5650U processor M47404-xx1...

  • Page 54: Speakers

    Fingerprint reader cable (ZIF) (select products only) (10) ● ● RTC battery cable (11) Remove the port bracket (1), by removing the three Phillips M2.0 × 4.0 screws (2) that secure the bracket to the system board, and then removing the bracket (3). Remove the two Phillips M2.0 ×...

  • Page 55: Power Connector Cable

    Table 5-13 Speaker description and part number Description Spare part number Speakers M21723-001 Before removing the speakers, follow these steps: Prepare the computer for disassembly (see Preparation for disassembly on page 32). Remove the bottom cover (see Bottom cover on page 32).

  • Page 56: Display Assembly

    Prepare the computer for disassembly (see Preparation for disassembly on page 32). Remove the bottom cover (see Bottom cover on page 32). Disconnect the battery cable from the system board (see Battery on page 33). Remove the power connector cable: Remove the two Phillips M2.5 ×...
  • Page 57 Flex the top (1), the left and right sides (2), and then the bottom of the bezel (3) to release it. Remove the bezel from the display (4). The display bezel is available as the following spare part numbers: M21991-001: Models without a camera M21992-001: Models with an HD camera M21993-001:Models with an HD + IR camera If you need to remove the display panel:...
  • Page 58 Rotate the display panel over and place it next to the display enclosure (3). Display panels are available as the following spare part numbers: M47420-001: FHD, 1000 nit, privacy panel M47418-001: FHD, 400 nit panel M49788-001: FHD, 400 nit panel, locked M47419-001: HD, SVA, 250 nits M47417-001: FHD, UWVA, 250 nits M49787-001: FHD, UWVA, 250 nits, locked...
  • Page 59 Lift the tape from the connector on the display panel (1), and then disconnect the cable from the panel (2). Use the following illustration to determine proper adhesive installation locations on the display rear cover. Before installing the display panel, be sure to connect the display cable to the back of the panel. The display panel tape is available in the LCD Support Kit as spare part number M23560-001.
  • Page 60 NOTE: For installation, note that the cable routes under the camera module before it connects to the module. To remove the remainder of the display subcomponents, you must remove the display assembly from the computer. To remove the display assembly, disconnect the antenna cables from the WLAN module (1).
  • Page 61 Separate the display assembly from the computer (3). If you need to remove the hinges from the display enclosure: Remove the trim pieces (1). Remove the two Phillips M2.0 × 2.5 screws (2) from each hinge. Remove the Phillips M2.5 × 4.0 screw (3) from each hinge. Remove the hinges from the display (4).
  • Page 62 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 M47416-001. If you need to remove the WLAN antennas and cables, remove the cables from the plastic clips at the bottom-right and the clips on the inside of the display rear cover (1), and then peel the antennas off the cover (2).

  • Page 63: Top Cover With Keyboard

    Top cover with keyboard The top cover with keyboard remains after removing all other spare parts from the computer. In this section, the first table provides the main spare part number for the top cover/keyboards. The second table provides the country codes. Table 5-15 Top cover with keyboard descriptions and part numbers Description...

  • Page 64: Computer Setup (Bios), Tpm, And Hp Sure Start

    NOTE: Use extreme care when making changes in Computer Setup. Errors can prevent the computer from operating properly. To start Computer Setup, turn on or restart the computer, and when the HP logo appears, press to enter Computer Setup. Navigating and selecting in Computer Setup You can navigate and select in Computer Setup using one or more methods.

  • Page 65: Updating The Bios

    Your password settings and security settings are not changed when you restore the factory settings. Updating the BIOS Updated versions of the BIOS might be available on the HP website. Most BIOS updates on the HP website are packaged in compressed files called SoftPaqs.

  • Page 66: Installing A Bios Update

    Type support in the taskbar search box, and then select the HP Support Assistant app. – or – Select the question mark icon in the taskbar. Select Updates, and then select Check for updates and messages. Follow the on-screen instructions.

  • Page 67: Using Hp Sure Start (Select Products Only)

    If the BIOS becomes corrupted or is attacked, HP Sure Start automatically restores the BIOS to its previously safe state, without user intervention. HP Sure Start is configured and already enabled so that most users can use the HP Sure Start default configuration. Advanced users can customize the default configuration.

  • Page 68: Backing Up, Restoring, And Recovering

    Using the HP Cloud Recovery Download Tool to create recovery media (select products only) You can use the HP Cloud Recovery Download Tool to create HP Recovery media on a bootable USB flash drive. For details: Go to http://www.hp.com/support, search for HP Cloud Recovery, and then select the result that ▲...

  • Page 69: Creating A System Restore

    You can use HP Recovery media to recover the original operating system and software programs that were installed at the factory. On select products, it can be created on a bootable USB flash drive using the HP Cloud Recovery Download Tool.

  • Page 70: Using Hp Sure Recover (Select Products Only)

    Using HP Sure Recover (select products only) Select computer models are configured with HP Sure Recover, a PC operating system (OS) recovery solution built into the hardware and software. HP Sure Recover can fully restore the HP OS image without installed recovery software.

  • Page 71: Using Hp Pc Hardware Diagnostics

    The tool runs within the Windows operating system to diagnose hardware failures. If HP PC Hardware Diagnostics Windows is not installed on your computer, first you must download and install it. To download HP PC Hardware Diagnostics Windows, see...

  • Page 72: Accessing Hp Pc Hardware Diagnostics Windows From Support Assistant

    To stop a diagnostic test, select Cancel. Accessing HP PC Hardware Diagnostics Windows from the Start menu (select products only) After HP PC Hardware Diagnostics Windows is installed, follow these steps to access it from the Start menu. Select the Start button.

  • Page 73: Downloading Hp Hardware Diagnostics Windows By Product Name Or Number (Select Products Only)

    HP UEFI support environment because only .exe files are provided. For more information, see Downloading HP PC Hardware Diagnostics UEFI to a USB flash drive on page If your PC does not start in Windows, you can use HP PC Hardware Diagnostics UEFI to diagnose hardware issues.

  • Page 74: Starting Hp Pc Hardware Diagnostics Uefi

    Downloading the latest HP PC Hardware Diagnostics UEFI version To download the latest HP PC Hardware Diagnostics UEFI version to a USB flash drive, follow this procedure. Go to http://www.hp.com/go/techcenter/pcdiags. The HP PC Diagnostics home page is displayed.

  • Page 75: Using Remote Hp Pc Hardware Diagnostics Uefi Settings (Select Products Only)

    Find out more. Downloading Remote HP PC Hardware Diagnostics UEFI HP Remote PC Hardware Diagnostics UEFI is also available as a SoftPaq that you can download to a server. Downloading the latest Remote HP PC Hardware Diagnostics UEFI version You can download the latest HP PC Hardware Diagnostics UEFI version to a USB flash drive.
  • Page 76 Make your customization selections. Select Main, and then Save Changes and Exit to save your settings. Your changes take effect when the computer restarts. Chapter 8 Using HP PC Hardware Diagnostics...

  • Page 77: Specifications

    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 helpful information. Table 9-1 Computer specifications Metric U.S.

  • Page 78: Solid-State Drive Specifications

    Table 9-2 Display specifications Metric U.S. Active diagonal size 39.6 cm 15.6 in Resolution 1920 × 1080 1366 × 768 Surface treatment Antiglare Brightness 250 nits (45% CG panels) 400 nits (sRGB panels) 1000 nits (72% CG) Viewing angle UWVA (FHD panels) SVA (HD panels) Backlight WLED...
  • Page 79 Table 9-3 Solid-state drive specifications (continued) 128 GB* 256 GB* 512 GB* 1 TB* *1 GB = 1 billion bytes when referring to hard drive storage capacity. Actual accessible capacity is less. Actual drive specifications can differ slightly. NOTE: Certain restrictions and exclusions apply. Contact support for details. Solid-state drive specifications...

  • Page 80: 10 Statement Of Memory Volatility

    No applications, features, or functionality were added to or installed on the system. ● Following system shutdown and removal of all power sources from an HP business computer system, personal data can remain on volatile system memory (DIMMs) for a finite period of time and also remains in nonvolatile memory.
  • Page 81 If a DriveLock password is set, select the Security menu, and scroll down to Hard Drive Utilities under the Utilities menu. Select Hard Drive Utilities, select DriveLock, and then clear the check box for DriveLock password on restart. Select OK to proceed. Select the Main menu, and then select Reset BIOS Security to factory default.

  • Page 82: Nonvolatile Memory Usage

    HP Sure Start only) backup of The content is managed Embedded Controller. critical System solely by the HP Sure Start BIOS code, EC Embedded Controller. firmware, and critical computer configuration data for select...
  • Page 83 How is this memory memory type Amount (Size) data? is removed? memory? memory? write-protected? on the HP website; go to http://www.hp.com/ support. Select Find your product, and then follow the on-screen instructions. Intel Management 1.5 MB or 7 MB Stores...

  • Page 84: Questions And Answers

    HP has provided options in Computer Setup (BIOS) to allow you to run in legacy BIOS, if required by the operating system. Examples of this requirement would be if you upgrade or downgrade the OS.

  • Page 85: Using Hp Sure Start (Select Products Only)

    BIOS for attacks or corruption. If the BIOS becomes corrupted or is attacked, HP Sure Start restores the BIOS to its previously safe state, without user intervention. Those select computer models ship with HP Sure Start configured and enabled. HP Sure Start is configured and already enabled so that most users can use the HP Sure Start default configuration.

  • Page 86: 11 Power Cord Set Requirements

    11 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 the computer meets the requirements for use in the country or region where the equipment is purchased.
  • Page 87 Table 11-1 Power cord requirements for specific countries and regions (continued) Country/region Accredited agency Applicable note number India Israel Italy Japan Netherlands KEMA New Zealand SANZ Norway NEMKO People's Republic of China Saudi Arabia SASO Singapore South Africa SABS South Korea Sweden SEMKO Switzerland...

  • Page 88: 12 Recycling

    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 website at http://www.hp.com/recycle.

  • Page 89: Index

    20 changing using the f9 prompt subcomponents 20 spare part number 20 display back cover HP PC Hardware Diagnostics UEFI boot order, changing 61 illustrated 20 downloading 66 bottom 15 spare part number 20 failure ID code 65...
  • Page 90 USB flash drive 61 system board product description 3 recovery media 60 removal 44 memory creating using HP Cloud Recovery spare part numbers 44 nonvolatile 72 Download Tool 60 system memory, removing personal volatile 72 creating using Windows tools 60...
  • Page 91 Windows backup 60 recovery media 60 system restore point 60 Windows application key, identifying 13 Windows key, identifying 13 Windows tools, using 60 wireless antennas illustrated 20 spare part number 20 wireless antennas, identifying 8 wireless certification label 15 WLAN antennas, identifying 8 WLAN device 15 WLAN label 15 WLAN module...

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