HP EliteDesk 800 Hardware Reference Manual
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HP EliteDesk 800 Hardware Reference Manual

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  • Page 1 HP Desktop Mini Hardware Reference Guide...
  • Page 2 United States and/or other countries. bound by the terms of the HP End User License Not all features are available in all editions or Agreement (EULA). If you do not accept these The information contained herein is subject to versions of Windows.

  • Page 3: About This Book

    About This Book This guide provides basic information for upgrading the HP Desktop Mini Business PC. WARNING! Text set off in this manner indicates that failure to follow directions could result in bodily harm or loss of life. CAUTION: Text set off in this manner indicates that failure to follow directions could result in damage to equipment or loss of information.
  • Page 4 About This Book...

  • Page 5: Table Of Contents

    Table of contents 1 Product features ............................1 Standard configuration features ........................... 1 Front panel components (EliteDesk 800 and ProDesk 600) ................. 2 Front panel components (ProDesk 400) ....................... 3 Rear panel components (EliteDesk 800, and ProDesk 600) ................. 4 Rear panel components (ProDesk 400) .........................
  • Page 6 Appendix A Electrostatic discharge ........................44 Preventing electrostatic damage ........................44 Grounding methods ............................. 44 Appendix B Computer operating guidelines, routine care and shipping preparation ..........45 Computer operating guidelines and routine care ....................45 Shipping preparation ............................46 Appendix C Accessibility ..........................47 Supported assistive technologies ........................

  • Page 7: Product Features

    Product features Standard configuration features Features may vary depending on the model. For a complete listing of the hardware and software installed in the computer, run the diagnostic utility (included on some computer models only). NOTE: This computer model can be used in a tower orientation or a desktop orientation. The tower stand is sold separately.

  • Page 8: Front Panel Components (Elitedesk 800 And Prodesk 600)

    Front panel components (EliteDesk 800 and ProDesk 600) NOTE: Your computer model may look slightly different from the illustration in this section. Item Icon Component Item Icon Component USB Type-C SuperSpeed port with HP Sleep and Audio-out (headset)/Audio-in (microphone) Charge* combo jack USB 3.x port...

  • Page 9: Front Panel Components (Prodesk 400)

    Component USB 3.x port Audio-out (headset)/Audio-in (microphone) combo jack USB 3.x port with HP Sleep and Charge* Drive light Headphone jack Dual-state power button *When the computer is on, the USB port connects a USB device, provides high-speed data transfer, and even when the computer is off, charges products such as a cellphone, camera, activity tracker, or smartwatch.

  • Page 10: Rear Panel Components (Elitedesk 800, And Prodesk 600)

    Rear panel components (EliteDesk 800, and ProDesk 600) NOTE: Your computer model may look slightly different from the illustration in this section. Item Icon Component Item Icon Component Antenna cover DisplayPort (optional) NOTE: The DisplayPort is optional and may be replaced with one of the following ports: HDMI, VGA, USB Type-C alternate mode, or serial port.

  • Page 11: Rear Panel Components (Prodesk 400)

    Rear panel components (ProDesk 400) NOTE: Your computer model may look slightly different from the illustration in this section. Item Icon Component Item Icon Component Antenna cover Serial port (black) Thumbscrew DisplayPort (optional) NOTE: The DisplayPort is optional and may be replaced with one of the following ports: HDMI, VGA, or serial port.

  • Page 12: Serial Number Location

    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 support for assistance. Chapter 1 Product features...

  • Page 13: Setup

    Setup Changing from desktop to tower orientation The computer can be used in a tower orientation with an optional tower stand that can be purchased from HP. NOTE: To stabilize the computer in a tower orientation, HP recommends the use of the optional tower stand.
  • Page 14 NOTE: Be sure that at least 10.2 centimeters (4 inches) of space on all sides of the computer remains clear and free of obstructions. Lock any security devices that were disengaged when the access panel was removed. Chapter 2 Setup...

  • Page 15: Attaching The Computer To A Mounting Fixture

    Attaching the computer to a mounting fixture The computer can be attached to a wall, swing arm, or other mounting fixture. NOTE: This apparatus is intended to be supported by UL or CSA Listed wall-mount bracket. If the computer is on a stand, remove the computer from the stand and position the computer right-side up on a stable surface.

  • Page 16: Installing A Security Cable

    Installing a security cable The security cable displayed below can be used to secure the computer. NOTE: The security cable is designed to act as a deterrent, but it may not prevent the computer from being mishandled or stolen. Connecting the power cord When connecting the AC adapter, it is important to follow the steps below to ensure that the power cord does not pull free from the computer.

  • Page 17: Hardware Upgrades

    To reduce the risk of serious injury, read the Safety & Comfort Guide. It describes proper workstation, setup, posture, and health and work habits for computer users, and provides important electrical and mechanical safety information. This guide is located on the web at http://www.hp.com/ergo. WARNING! Energized and moving parts inside.

  • Page 18: Removing The Computer Access Panel

    Removing the computer access panel To access internal components, you must remove the access panel: Remove/disengage any security devices that prohibit opening the computer. Remove all removable media, such as a USB flash drive, from the computer. Turn off the computer properly through the operating system, then turn off any external devices. Disconnect the power cord from the AC outlet and disconnect any external devices.
  • Page 19 Slide the access panel forward, and lift it off the computer (2). NOTE: Your computer model may look slightly different from the illustrations in this section. Removing the computer access panel...

  • Page 20: Replacing The Computer Access Panel

    Replacing the computer access panel On computer models with a cover lock switch on the rear panel, place the access panel on the computer and slide it back. NOTE: When the access panel slides into place, the cover lock switch automatically locks. On computer models with a thumbscrew on the rear panel: Place the access panel on the computer and slide it back (1).

  • Page 21: Upgrading System Memory

    The system does not operate properly if you install unsupported memory modules. Memory modules constructed with x8 and x16 DDR devices are supported; memory modules constructed with x4 SDRAM are not supported. HP offers upgrade memory for this computer and advises that the consumer purchase it to avoid compatibility issues with unsupported third-party memory.

  • Page 22: Populating Memory Module Slots

    Populating memory module slots There are two memory module slots on the system board, with one slot per channel. The sockets are labeled DIMM1 and DIMM3. The DIMM1 slot operates in memory channel B. The DIMM3 slot operates in memory channel A.

  • Page 23: Installing A Memory Module

    Installing a memory module CAUTION: You must disconnect the power cord and wait approximately 30 seconds for the power to drain before adding or removing memory modules. Regardless of the power-on state, voltage is always supplied to the memory modules as long as the computer is plugged into an active AC outlet. Adding or removing memory modules while voltage is present may cause irreparable damage to the memory modules or system board.
  • Page 24 Locate the memory modules on the system board. To remove a memory module, press outward on the latches (1) on each side of the memory module, and then pull the memory module (2) out of the slot. Slide the new memory module (1) into the slot at approximately a 30° angle, and press the memory module down (2) so that the latches lock it in place.
  • Page 25 Tilt the fan down, and then press the fan down until the it clicks into place. CAUTION: Avoid pulling the fan cable. Replace the access panel. For instructions, see Replacing the computer access panel on page If the computer was on a stand, replace the stand. Reconnect external devices, plug in the power cord, and then turn on the computer.

  • Page 26: Removing A Hard Drive

    Removing a hard drive NOTE: Before you remove the old hard drive, be sure to back up the data from the old hard drive so that you can transfer the data to the new hard drive. Remove/disengage any security devices that prohibit opening the computer. Remove all removable media, such as a USB flash drive, from the computer.

  • Page 27: Installing A Hard Drive

    Installing a hard drive NOTE: Before you remove the old hard drive, be sure to back up the data from the old hard drive so that you can transfer the data to the new hard drive. If you are replacing a hard drive, transfer the silver and blue isolation mounting guide screws from the old hard drive to the new hard drive.

  • Page 28: Replacing An M.2 Pcie Solid-State Drive

    Slide the drive back until it stops, and then lift the drive up and out of the cage (2). If your model is an EliteDesk 800 65W, remove the secondary fan under the hard drive. Disconnect the fan plug from the system board (1).
  • Page 29 Lift the fan out of the chassis (3). To remove the hard drive cage, remove the three screws (1) securing the hard drive cage to the chassis. Lift the hard drive cage (2) out of the chassis. Replacing an M.2 PCIe solid-state drive...
  • Page 30 Locate the solid-state drive on the system board. Remove the screw securing the solid-state drive to the system board (1). Grasp the solid-state drive by the sides and carefully pull it out of the socket (2). Remove the screw holder from the solid-state drive (3) for use on the replacement solid-state drive. Insert the screw holder into the niche on the end of the new solid-state drive (1).
  • Page 31 Secure the hard drive cage to the chassis with the three screws (2). If your model is an EliteDesk 800 65W, replace the secondary fan under the hard drive. Set the fan in place in the hard drive cage (1).
  • Page 32 Connect the fan plug to the system board (3). Align the hard drive guide screws with the slots on the hard drive cage, press the hard drive down into the cage, then slide it forward (1) until it stops and locks in place. Rotate the hard drive latch down to engage the hard drive (2).

  • Page 33: Replacing The Wlan Module

    Slide the drive back until it stops, and then lift the drive up and out of the cage (2). If your model is an EliteDesk 800 65W, remove the secondary fan under the hard drive. Disconnect the fan plug from the system board (1).
  • Page 34 Lift the fan out of the chassis (3). Remove the three screws (1) securing the hard drive cage to the chassis. Lift the hard drive cage (2) out of the chassis. Chapter 3 Hardware upgrades...
  • Page 35 Locate the WLAN module on the system board. Disconnect both antenna cables (1) from the WLAN module. NOTE: You may need to use a small tool, such as a pair of tweezers or needle-nose pliers, to disconnect and connect the antenna cables. Remove the screw (2) securing the WLAN module to the system board.
  • Page 36 Secure the hard drive cage to the chassis with the three screws (2). If your model is an EliteDesk 800 65W, replace the secondary fan in the hard drive cage. Set the fan in place in the hard drive cage (1).
  • Page 37 Connect the fan plug to the system board (3). Align the hard drive guide screws with the slots on the hard drive cage, press the hard drive down into the cage, then slide it forward (1) until it stops and locks in place. Rotate the hard drive latch down (2) to engage the hard drive.

  • Page 38: Installing An External Antenna

    Slide the drive back until it stops, and then lift the drive up and out of the cage (2). If your model is an EliteDesk 800 65W, remove the secondary fan under the hard drive. Disconnect the fan plug from the system board (1).
  • Page 39 Lift the fan out of the chassis (3). Remove the three screws securing the hard drive cage to the chassis (1). Lift the hard drive cage out of the chassis (2). Installing an external antenna...
  • Page 40 Locate the WLAN module on the system board. Disconnect the internal antennae from the WLAN module. For instructions, see Replacing the WLAN module on page Locate both external antenna positions on the rear of the chassis. To view the knock-out feature on the left side of the rear panel, remove the antenna cover by pushing down on the antenna cover (1) and pulling it away (2) from the panel.
  • Page 41 Secure the hard drive cage to the chassis with the three screws (2). If your model is an EliteDesk 800 65W, replace the secondary fan under the hard drive. Set the fan in place in the hard drive cage (1).
  • Page 42 Connect the fan plug to the system board (3). Align the hard drive guide screws with the slots on the hard drive cage, press the hard drive down into the cage, then slide it forward (1) until it stops and locks in place. Rotate the hard drive latch down (2) to engage the hard drive.

  • Page 43: Replacing The Battery

    The lithium battery is only used when the computer is NOT connected to AC power. HP encourages customers to recycle used electronic hardware, HP original print cartridges, and rechargeable batteries. For more information about recycling programs, go to http://www.hp.com/recycle.
  • Page 44 Slide the drive back until it stops, and then lift the drive up and out of the cage (2). If your model is an EliteDesk 800 65W, remove the secondary fan under the hard drive. Disconnect the fan plug from the system board (1).
  • Page 45 Lift the hard drive cage (2) out of the chassis. Locate the battery and battery holder on the system board. NOTE: You may need to use a small tool, such as tweezers or needle-nose pliers, to remove and replace the battery. Lift the battery out of the holder.
  • Page 46 Secure the hard drive cage to the chassis with the three screws (2). If your model is an EliteDesk 800 65W, replace the secondary fan under the hard drive. Set the fan in place in the hard drive cage (1).
  • Page 47 Rotate the hard drive latch down to engage the hard drive (2). Replace the computer access panel. If the computer was on a stand, replace the stand. Reconnect external devices, plug in the power cord, and then turn on the computer. Lock any security devices that were disengaged when the computer access panel was removed.

  • Page 48: Synchronizing The Optional Wireless Keyboard And Mouse

    Synchronizing the optional wireless keyboard and mouse The mouse and keyboard are synchronized at the factory. If they do not work, remove and replace the batteries. If the mouse and keyboard are still not synchronized, then follow this procedure to manually re- synchronize the pair.
  • Page 49 NOTE: If the mouse and keyboard still do not work, then remove and replace the batteries. If the mouse and keyboard are still not synchronized, then synchronize the keyboard and mouse again. Synchronizing the optional wireless keyboard and mouse...

  • Page 50: Appendix A Electrostatic Discharge

    ● Use a portable field service kit with a folding static-dissipating work mat. ● If you do not have any of the suggested equipment for proper grounding, contact an HP authorized dealer, reseller, or service provider. NOTE: For more information on static electricity, contact an HP authorized dealer, reseller, or service provider.

  • Page 51: Appendix B Computer Operating Guidelines, Routine Care And Shipping Preparation

    Computer operating guidelines, routine care and shipping preparation Computer operating guidelines and routine care Follow these guidelines to properly set up and care for the computer and monitor: Keep the computer away from excessive moisture, direct sunlight, and extremes of heat and cold. ●...

  • Page 52: Shipping Preparation

    Shipping preparation Follow these suggestions when preparing to ship the computer: Back up the hard drive files to an external storage device. Be sure that the backup media is not exposed to electrical or magnetic impulses while stored or in transit. NOTE: The hard drive locks automatically when the system power is turned off.

  • Page 53: Appendix C Accessibility

    Accessibility HP designs, produces, and markets products and services that can be used by everyone, including people with disabilities, either on a stand-alone basis or with appropriate assistive devices. Supported assistive technologies HP products support a wide variety of operating system assistive technologies and can be configured to work with additional assistive technologies.

  • Page 54: Index

    2, 3 USB 2.0 5 security cable 10 USB 3.x 2, 3, 4, 5 solid-state drive 22 USB 3.x with HP Sleep and computer operating guidelines 45 WLAN module 27 Charge 2, 3 connectors USB Type-C alternate mode 4...
  • Page 55 15 thumbscrew 5 tower conversion 7 USB 2.0 ports 5 USB 3.x port with HP Sleep and Charge 2, 3 USB 3.x ports 2, 3, 4, 5 USB Type-C SuperSpeed port with HP Sleep and Charge 2...

This manual is also suitable for:

Prodesk 600

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