HP 402 G1 Hardware Reference Manual
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HP 402 G1 Hardware Reference Manual

HP 402 G1 Hardware Reference Manual

Small form factor, business
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Hardware Reference Guide
HP 402 G1 Small Form Factor Business PC

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Summary of Contents for HP HP 402 G1

  • Page 1 Hardware Reference Guide HP 402 G1 Small Form Factor Business PC...
  • Page 2 No part of this document may be photocopied, reproduced, or translated to another language without the prior written consent of Hewlett-Packard Company. Hardware Reference Guide HP 402 G1 Small Form Factor Business PC First Edition: April 2014 Document part number: 764145-001...

  • Page 3: About This Book

    About This Book This guide provides basic information for upgrading the HP 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 ........................1 Rear panel components ........................2 Serial number location .......................... 2 2 Hardware upgrades ............................3 Serviceability features .......................... 3 Warnings and cautions ......................... 3 Removing the computer access panel ....................
  • Page 6 Cleaning ..........................27 Safety ..........................27 Shipping preparation .......................... 27 Index ................................... 28...

  • 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. Front panel components Drive configuration may vary by model.

  • Page 8: Rear Panel Components

    Line-In Audio Connector (blue) NOTE: An optional second serial port and an optional parallel port are available from HP. When a graphics card is installed in one of the system board slots, the video connectors on the graphics card and the integrated graphics on the system board may be used at the same time.

  • Page 9: Hardware Upgrades

    To reduce the risk of serious injury, read the . 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 10: 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 optical discs or USB flash drives, from the computer. Turn off the computer properly through the operating system, then turn off any external devices. Disconnect the power cord from the power outlet and disconnect any external devices.

  • Page 11: Replacing The Computer Access Panel

    Replacing the computer access panel Place the panel on the computer (1), and then slide it forward (2). Fasten the two screws (3) to secure the panel in place. Changing from desktop to tower configuration The computer can be used in either a horizontal or a tower orientation. Remove/disengage any security devices that prohibit opening the computer.

  • Page 12: Installing Additional Memory

    Reconnect the power cord and any external devices, then turn on the computer. NOTE: Ensure 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. Installing additional memory The computer comes with double data rate 3 synchronous dynamic random access memory (DDR3- SDRAM) dual inline memory modules (DIMMs).

  • Page 13: Installing Dimms

    The system will operate in single channel mode if the DIMM sockets are populated in one ● channel only. The system will operate in a higher-performing dual channel mode if the memory capacity of the ● DIMM in Channel A is equal to the memory capacity of the DIMM in Channel B. The system will operate in flex mode if the memory capacity of the DIMM in Channel A is not ●...
  • Page 14 Locate the DIMM sockets. Open both latches of the memory module socket (1), and insert the memory module into the socket (2). NOTE: A memory module can be installed in only one way. Match the notch on the module with the tab on the memory socket. For maximum performance, populate the sockets so that the memory capacity is spread as equally as possible between Channel A and Channel B.

  • Page 15: Removing Or Installing An Expansion Card

    The computer should automatically recognize the additional memory the next time you turn on the computer. Removing or installing an expansion card The computer has one PCI Express x1 expansion slot, one PCI Express x16 expansion slot, and two PCI expansion slots. NOTE: The PCI Express slots support only low profile cards.
  • Page 16 If you are installing an expansion card in a vacant PCI x1 socket or a PCI socket, push out the appropriate expansion slot cover on the back of the chassis. If you are installing an expansion card in a vacant PCI x16 socket, remove the appropriate expansion slot cover on the back of the chassis.

  • Page 17: Installing And Removing Drives

    Installing and removing drives When installing drives, follow these guidelines: The Serial ATA (SATA) hard drive must be connected to the SATA connector on the system ● board labeled SATA1. Connect an optical disc drive to the SATA connector on the system board labeled SATA2. ●...
  • Page 18 Disconnect the power cable and data cable from the rear of the optical disc drive. CAUTION: When removing the cables, pull the tab or connector instead of the cable itself to avoid damaging the cable. Unfasten the screw securing the optical disc drive cage to the chassis. Retain the screw.
  • Page 19 Open the latch on the side of the optical disc drive cage. Push the optical disc drive out through the front of the cage. Installing and removing drives...

  • Page 20: Installing A Slim Optical Disc Drive

    Installing a slim optical disc drive Remove/disengage any security devices that prohibit opening the computer. Remove all removable media, such as optical discs or USB flash drives, from the computer. Turn off the computer properly through the operating system, then turn off any external devices. Disconnect the power cord from the power outlet and disconnect any external devices.
  • Page 21 Align the optical disc drive above the hard drive with the disc tray opening toward the front of the chassis. Lower the optical disc drive onto the hard drive and next to the power supply. Align the latch on the front edge of the optical disc drive cage with the slots on the front edge of the chassis.

  • Page 22: Removing And Replacing A 3.5-Inch Hard Drive

    Connect the opposite end of the data cable to the SATA2 connector on the system board. Replace the computer access panel. Reconnect the power cord and any external devices, then turn on the computer. Lock any security devices that were disengaged when the access panel was removed. Removing and replacing a 3.5-inch hard drive NOTE: Before you remove the old hard drive, be sure to back up the data from the old hard drive so...
  • Page 23 Disconnect the power cable and data cable from the back of the hard drive. Press the tab to disengage the latch securing the hard drive in place. Slide the hard drive away from the edge of the chassis to disengage the hard drive cage, and then lift it out of the chassis.
  • Page 24 Remove the two screws from the side of the hard drive cage, and then slide the hard drive out of the cage. Retain the screws to use on the new hard drive. Slide the new hard drive all the way into the hard drive cage. Be sure the hard drive is positioned properly.
  • Page 25 Hold the hard drive cage with the connectors next to the power supply and align the openings in the cage bottom with the raised clips on the bottom of the chassis. Set the cage down and slide it left to engage the clips on the chassis beneath the cage. Be sure the cage latch slides over and engages the chassis tab to lock the hard drive cage in place.
  • Page 26 Connect the opposite end of the data cable to the SATA1 connector on the system board. Replace the slim optical disc drive. For instructions, go to Installing a slim optical disc drive on page Replace the access panel. Reconnect the power cord and turn on the computer. Lock any security devices that were disengaged when the access panel was removed.

  • Page 27: Installing A Security Lock

    Installing a security lock The security locks in the following sections can be used to secure the computer. Cable lock The cable lock can be used to secure the computer. Padlock A padlock can be used to secure the access panel to the computer. Installing a security lock...

  • Page 28: Appendix A Battery Replacement

    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/...
  • Page 29 Slide the replacement battery into position, positive side up. The battery holder automatically secures the battery in the proper position. Type 2 To release the battery from its holder, squeeze the metal clamp that extends above one edge of the battery. When the battery pops up, lift it out (1). To insert the new battery, slide one edge of the replacement battery under the holder’s lip with the positive side up.
  • Page 30 Insert the new battery and position the clip back into place. NOTE: After the battery has been replaced, use the following steps to complete this procedure. Replace the computer access panel. Plug in the computer and turn on power to the computer. Reset the date and time, your passwords, and any special system setups using Computer Setup.

  • Page 31: Appendix B 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 32: Appendix C 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 ●...

  • Page 33: Optical Disc Drive Precautions

    ● Safety If any object or liquid falls into the drive, immediately unplug the computer and have it checked by an authorized HP service provider. 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.

  • Page 34: Index

    Index access panel locks removal 4 cable lock 21 replacement 5 memory battery replacement 22 installation 6, 7 socket population 6 specifications 6 computer operating guidelines 26 optical disc drive DIMMs. memory cleaning 27 drives installation 14 cable connections 11 precautions 27 installation 11 removal 11...

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