HP EliteDesk 705 G4 Desktop Mini Hardware Reference Manual
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HP EliteDesk 705 G4 Desktop Mini Hardware Reference Manual

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HP EliteDesk 705 G4 Desktop Mini

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Summary of Contents for HP EliteDesk 705 G4 Desktop Mini

  • Page 1 Hardware Reference Guide HP EliteDesk 705 G4 Desktop Mini...
  • Page 2 HP products and services are set forth in the user guide, go to http://www.hp.com/support, bound by the terms of the HP End User License express warranty statements accompanying and follow the instructions to find your Agreement (EULA).
  • Page 3 About This Guide This guide provides basic information for upgrading the HP EliteDesk Business PC. WARNING! Indicates a hazardous situation that, if not avoided, could result in death or serious injury. CAUTION: Indicates a hazardous situation that, if not avoided, could result in minor or moderate injury.
  • Page 4 About This Guide...

  • Page 5: Table Of Contents

    Table of contents 1 Product features ............................1 Standard configuration features ........................... 1 Front panel components ............................2 Rear panel components ............................3 Serial number location ............................3 2 Setup ................................4 Changing from desktop to tower orientation ......................4 Attaching the computer to a mounting fixture .....................
  • Page 6 Appendix B Computer operating guidelines, routine care and shipping preparation ..........48 Computer operating guidelines and routine care ....................48 Shipping preparation ............................49 Appendix C Accessibility ..........................50 Supported assistive technologies ........................50 Contacting support .............................. 50 Index ................................51...

  • Page 7: Product Features

    Standard configuration features Features may vary depending on the model. For support assistance 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. The stand is sold separately.

  • Page 8: Front Panel Components

    NOTE: The USB SuperSpeed port with HP Sleep and Charge provides current to charge a device such as a smart phone. The charging current is available whenever the power cord is connected to the system, even when the system is off.

  • Page 9: Rear Panel Components

    Rear panel components Rear panel components Antenna cover USB SuperSpeed ports (2) External antenna locations Optional port Access panel thumbscrew USB SuperSpeed ports with optional keyboard power-on support (2) Security cable slot RJ-45 (network) jack DisplayPort monitor connectors (2) Power connector Serial number location Each computer has a unique serial number and a product ID number that are located on the exterior of the computer.

  • Page 10: 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. Remove/disengage any security devices that prohibit opening the computer. Remove all removable media, such as a USB flash drive, from the computer.

  • Page 11: Attaching The Computer To A Mounting Fixture

    NOTE: Ensure 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 before the computer was moved. Attaching the computer to a mounting fixture The computer can be attached to a wall, swing arm, or other mounting fixture.

  • Page 12: Installing A Security Lock

    Installing a security lock You can attach a security cable lock to the rear of the computer. Use the key provided to attach and remove the lock. To install a padlock, slide the padlock loop out from the rear of the computer and install the padlock in the loop.

  • Page 13: Connecting The Power Cord

    Connecting the power cord Connect one end of the power cord to the AC adapter (1) and the other end to a grounded AC outlet (2), and then connect the round end of the AC adapter to the power connector on the computer (3). Connecting the power cord...

  • Page 14: Hardware Upgrades

    To reduce the risk of serious injury, read the Safety & Comfort Guide. 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. WARNING! Energized and moving parts inside.

  • Page 15: 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, and turn off any external devices. Disconnect the power cord from the AC outlet and disconnect any external devices.

  • Page 16: Replacing The Computer Access Panel

    Replacing the computer access panel Place the access panel on the computer (1), and then slide it back (2). Then install the thumbscrew (3) to secure the panel in place. NOTE: Your computer model may look slightly different from the illustration in this section. Some models have vent holes on the access panel.

  • Page 17: Upgrading System Memory

    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 18: Installing Memory Modules

    Installing memory modules There are two memory module slots on the system board, with one slot per channel. The slots are labeled DIMM1 and DIMM3. The DIMM1 slot operates in memory channel B. The DIMM3 slot operates in memory channel A. Item Description System board label...
  • Page 19 IMPORTANT: 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 20 Locate the memory module locations (1) and (2) on the system board. To remove a memory module, press outward on the two latches on each side of the memory module (1), and then pull the memory module (2) out of the slot. Chapter 3 Hardware upgrades...
  • Page 21 To install a memory module, match the notch on the new memory module with the tab on the memory slot (1). Slide the memory module into the slot (2) at approximately a 30° angle, and then press the memory module down (3) so that the latches lock it in place. NOTE: A memory module can be installed in only one way.

  • Page 22: Removing A Hard Drive

    If the computer was on a stand, replace the stand. Reconnect the power cord and any external devices, and then turn on the computer. Lock any security devices that were disengaged when the computer cover or access panel was removed. The computer should automatically recognize the new memory when you turn on the computer.

  • Page 23: Installing A Hard Drive

    NOTE: Mounting screws can be purchased from HP. If you are installing a hard drive rather than replacing a hard drive, you must install the hard drive cage. Place the hard drive cage down into the chassis, and then slide it forward (1). Install the two screws (2) that secure the hard drive cage to the chassis, and then connect the hard drive cable (3) to the system board.

  • Page 24: Replacing An M.2 Pcie Solid State Drive (Ssd)

    Align the hard drive mounting screws with the slots on the hard drive cage, press the hard drive down into the cage, and slide it forward (1). Then rotate the hard drive latch down (2) to engage the hard drive. Replace the access panel.
  • Page 25 Rotate the hard drive latch up (1) to disengage the hard drive from the cage. Then slide the drive toward the rear of the chassis until it stops, and then lift the hard drive up and out of the cage (2). Remove the hard drive cable clamp from the connector on the system board (1).
  • Page 26 Remove the three screws (1) that secure the graphics processor to the chassis, and then lift the graphics processor (2) out of the chassis. Chapter 3 Hardware upgrades...
  • Page 27 Locate the M.2 SSD on the system board. Remove the screw (1) securing the SSD to the system board, and then pull the SSD from the socket (2) on the system board. Replacing an M.2 PCIe solid state drive (SSD)
  • Page 28 Slide the connector end of the SSD into the socket (1) on the system board, and then secure the SSD with the screw (2). Replace the hard drive cage or the graphics processor, depending on your model. For models with a hard drive: Place the hard drive cage down into the chassis, and then slide it forward (1).
  • Page 29 Align the hard drive mounting screws with the slots on the hard drive cage, press the hard drive down into the cage, and slide it forward (1). Then rotate the hard drive latch down (2) to engage the hard drive. For models with a graphics processor: Place the graphics processor down into the chassis so that it connects with the system board (1), and then secure the graphics processor to the system board with the three screws (2).
  • Page 30 Place the fan assembly (1) on the graphics processor. Secure the fan assembly with the four screws (2), and then connect the fan assembly cable (3) to the system board. Replace the access panel. For instructions, see Replacing the computer access panel on page If the computer was on a stand, replace the stand.

  • Page 31: Replacing The Wlan Module

    Replacing the WLAN module 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, and turn off any external devices. Disconnect the power cord from the AC outlet and disconnect any external devices.
  • Page 32 Remove the hard drive cable clamp from the connector on the system board (1). Disconnect the hard drive cable (2) from the system board using the pull tab on the cable, and then remove the two screws (3) that secure the hard drive cage to the chassis. Slide the hard drive cage back and lift it (4) out of the chassis.
  • Page 33 Remove the three screws (1) that secure the graphics processor to the chassis, and then lift the graphics processor (2) out of the chassis. Locate the WLAN module on the system board. Replacing the WLAN module...
  • Page 34 Disconnect both antenna cables (1) from the WLAN module. Remove the screw (2) securing the WLAN module to the system board, and then grasp the WLAN module by the sides and pull it out of the socket (3). 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.
  • Page 35 Insert the new WLAN module firmly into the socket (1) on the system board, and then secure the module to the system board using the screw (2) provided. Match the label on each antenna cable to the corresponding connector on the WLAN module and attach the antenna cables (3) to the connectors. NOTE: A WLAN module can be installed in only one way.
  • Page 36 Align the hard drive mounting screws with the slots on the hard drive cage, press the hard drive down into the cage, and slide it forward (1). Then rotate the hard drive latch down (2) to engage the hard drive. For models with a graphics processor: Place the graphics processor down into the chassis so that it connects with the system board (1), and then secure the graphics processor to the system board with the three screws (2).
  • Page 37 Place the fan assembly (1) on the graphics processor. Secure the fan assembly with the four screws (2), and then connect the fan assembly cable (3) to the system board. Replace the access panel. For instructions, see Replacing the computer access panel on page If the computer was on a stand, replace the stand.

  • Page 38: Installing An External Antenna

    Installing an external antenna Internal WLAN antennas are standard. If the computer is to be installed in a metal kiosk or other enclosure, you may want to use an external WLAN antenna. Remove/disengage any security devices that prohibit opening the computer. Remove all removable media, such as a USB flash drive, from the computer.
  • Page 39 Remove the hard drive cable clamp from the connector on the system board (1). Disconnect the hard drive cable (2) from the system board using the pull tab on the cable, and then remove the two screws (3) that secure the hard drive cage to the chassis. Slide the hard drive cage back and lift it (4) out of the chassis.
  • Page 40 Remove the three screws (1) that secure the graphics processor to the chassis, and then lift the graphics processor (2) out of the chassis. Locate the WLAN module on the system board. Disconnect the internal antenna cables from the WLAN module. For instructions, see Replacing the WLAN module on page Locate both external antenna positions on the rear of the chassis.
  • Page 41 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 from the panel (2). Disconnect the internal antenna (3) from the chassis and pull the internal antenna cable out of the chassis. Then insert a flat-bladed screwdriver into each knock-out feature (3) and rotate to remove the blanks.
  • Page 42 Place the hard drive cage down into the chassis, and then slide it forward (1). Install the two screws (2) that secure the hard drive cage to the chassis, and then connect the hard drive cable (3) to the system board. Secure the cable by attaching the hard drive cable clamp (4) to the system board connector.
  • Page 43 Place the fan assembly (1) on the graphics processor. Secure the fan assembly with the four screws (2), and then connect the fan assembly cable (3) to the system board. Replace the access panel. For instructions, see Replacing the computer access panel on page If the computer was on a stand, replace the stand.

  • Page 44: 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 45 Remove the hard drive cable clamp from the connector on the system board (1). Disconnect the hard drive cable (2) from the system board using the pull tab on the cable, and then remove the two screws (3) that secure the hard drive cage to the chassis. Slide the hard drive cage back and lift it (4) out of the chassis.
  • Page 46 Remove the three screws (1) that secure the graphics processor to the chassis, and then lift the graphics processor (2) out of the chassis. Chapter 3 Hardware upgrades...
  • Page 47 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. Slide the replacement battery into position, positive side up. The battery holder automatically secures the battery in the proper position.
  • Page 48 Align the hard drive mounting screws with the slots on the hard drive cage, press the hard drive down into the cage, and slide it forward (1). Then rotate the hard drive latch down (2) to engage the hard drive. For models with a graphics processor: Place the graphics processor down into the chassis so that it connects with the system board (1), and then secure the graphics processor to the system board with the three screws (2).
  • Page 49 Place the fan assembly (1) on the graphics processor. Secure the fan assembly with the four screws (2), and then connect the fan assembly cable (3) to the system board. Replace the computer access panel. If the computer was on a stand, replace the stand. Plug in the power cord and turn on the computer.

  • Page 50: 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, follow this procedure to manually re- synchronize the pair.
  • Page 51 Press the Connect button on the receiver for approximately five seconds. The status light on the receiver will flash for approximately 30 seconds after the Connect button is pressed. While the status light on the receiver is flashing, press the Connect button on the underside of the keyboard for five to ten seconds.
  • Page 52 Press the Connect button on the receiver for approximately five seconds. The status light on the receiver will flash for approximately 30 seconds after the Connect button is pressed. While the status light on the receiver is flashing, press the Connect button on the underside of the mouse for five to ten seconds.

  • Page 53: 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 54: 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 55: 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 56: 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 57: Index

    Index synchronizing wireless keyboard and access panel keyboard mouse 44 removal 9 synchronizing wireless 44 replacement 10 tower conversion 4 accessibility 50 memory modules installation 11, 12 ventilation guidelines 48 battery maximum 11 VESA mounting holes 5 installation 38 removal 12 removal 38 slots 11 specifications 11...

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