HP dx6120 Hardware Reference Manual
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HP dx6120 Hardware Reference Manual

Business desktop microtower models
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See also: Reference Manual , Installation Manual
Hardware Reference Guide
HP Compaq Business Desktops
dx6120 Microtower Models
Document Part Number: 374967-001
September 2004
This guide provides basic information for upgrading this computer
model.

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Summary of Contents for HP dx6120

  • Page 1 Hardware Reference Guide HP Compaq Business Desktops dx6120 Microtower Models Document Part Number: 374967-001 September 2004 This guide provides basic information for upgrading this computer model.
  • Page 2 Microsoft, MS-DOS, Windows, and Windows NT are trademarks of Microsoft Corporation in the U.S. and other countries. The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty.

  • Page 3: Table Of Contents

    Reassembling the Computer ..........2–25 Hardware Reference Guide www.hp.com Contents...
  • Page 4 Shipping Preparation ........... E–3 Index www.hp.com Hardware Reference Guide...

  • Page 5: Product Features

    Standard Configuration Features The HP Compaq Microtower features may vary depending on the model. For a complete listing of the hardware and software installed in the computer, run the Diagnostics for Windows utility. Instructions for using this utility are provided in the Troubleshooting Guide on the Documentation CD.

  • Page 6: Front Panel Components

    Optical Drive Activity Lights Diskette Drive (optional) Diskette Drive Activity Light (optional) Diskette Eject Button (optional) USB (Universal Serial Bus) Ports 1–2 Optical Drive Eject Buttons Power Button Power On Light Hard Drive Activity Light Headphone Jack Microphone Connector www.hp.com Hardware Reference Guide...

  • Page 7: Rear Panel Components

    For information about Boot Order, refer to the Computer Setup (F10) Utility Guide on the Documentation CD. Hardware Reference Guide RJ-45 Network Connector Parallel Connector Monitor Connector Headphone/Line-Out Connector Line-In Audio Connector Microphone Connector www.hp.com Product Features 1–3...

  • Page 8: Keyboard

    Used to open the Start menu in Microsoft Windows. Used in combination with other keys to perform other functions. Used in combination with another key; its effect depends on the application software you are using. www.hp.com Hardware Reference Guide...

  • Page 9: Windows Logo Key

    Locks the computer if you are connected to a network domain, or allows you to switch users if you are not connected to a network domain. Launches the Run dialog box. Launches the Utility Manager. Activates the next Taskbar button. www.hp.com Product Features 1–5...

  • Page 10: Serial Number Location

    Each computer has a unique serial number and a product ID number that are located on the top cover of the computer. Keep these numbers available for use when contacting customer service for assistance. Serial Number and Product ID Location 1–6 www.hp.com Hardware Reference Guide...

  • Page 11: Hardware Upgrades

    See more information. Ä CAUTION: Before removing the computer cover, ensure that the computer is turned off and that the power cord is disconnected from the electrical outlet. Hardware Reference Guide Hardware Upgrades Appendix D, “Electrostatic Discharge” www.hp.com 2–1...

  • Page 12: Removing The Computer Access Panel

    Be sure the side with the access panel and pull grip is facing up. Removing the Computer Access Panel 2–2 turn off any external devices. computer, and disconnect any external devices. the computer chassis. off the unit. www.hp.com Hardware Reference Guide...

  • Page 13: Removing The Front Bezel

    Hardware Reference Guide turn off any external devices. computer, and disconnect any external devices. left side of the bezel 1 then rotate the bezel off the chassis 2, beginning with the left side then the right side. www.hp.com Hardware Upgrades 2–3...

  • Page 14: Installing Additional Memory

    CAS latency 2.5 or 3 (CL = 2.5 or CL = 3) contain the mandatory JEDEC SPD information 256Mbit, 512Mbit, and 1Gbit non-ECC memory technologies single-sided and double-sided DIMMS DIMMs constructed with x8 and x16 DDR devices; DIMMs constructed with x4 SDRAM are not supported www.hp.com Hardware Reference Guide...

  • Page 15: Populating Dimm Sockets

    DIMM in the system. For example, if the system is populated with a DIMM that is 333 MHz and a second DIMM that is 400 MHz, the system will run at the slower of the two speeds. www.hp.com Hardware Upgrades 2–5...
  • Page 16 Hardware Upgrades DIMM Socket Locations Item 2–6 Description DIMM socket XMM1, Channel A DIMM socket XMM2, Channel A DIMM socket XMM3, Channel B DIMM socket XMM4, Channel B www.hp.com Socket Color White Black White Black Hardware Reference Guide...

  • Page 17: Installing Dimms

    4. Locate the memory module sockets on the system board. Å WARNING: To reduce risk of personal injury from hot surfaces, allow the internal system components to cool before touching. Hardware Reference Guide turn off any external devices. any external devices. www.hp.com Hardware Upgrades Appendix D, 2–7...
  • Page 18 The computer should automatically recognize the additional memory the next time you turn on the computer. 2–8 memory module into the socket 2. is fully inserted and properly seated. Make sure the latches are in the closed position 3. www.hp.com Hardware Reference Guide...

  • Page 19: Replacing Or Upgrading A Drive

    CD, before removing the hard drive. Failure to do so will result in data loss. After replacing the primary hard drive, you will need to run the Restore Plus! CD to load the HP factory-installed files.

  • Page 20: Removing A Drive

    3. Disconnect the power and data cables from the back of the drive, Disconnecting the Optical Drive Cables 2–10 turn off any external devices. Disconnect the power cord from the power outlet and disconnect any external devices. as indicated in the following illustrations. www.hp.com Hardware Reference Guide...
  • Page 21 Hardware Upgrades Disconnecting the Diskette Drive Cables Disconnecting the Hard Drive Cables Hardware Reference Guide www.hp.com 2–11...
  • Page 22 Lift the release tab on the latch drive bracket 1 for the drive you want to remove, then slide the drive from its drive bay 2. drive. You will need these screws to install a new drive. www.hp.com Hardware Reference Guide...

  • Page 23: Replacing A Drive

    The screws help guide the drive into its proper position in the bay. Extra guide screws are provided on the front of the chassis under the front bezel. www.hp.com Hardware Upgrades 2–13...
  • Page 24 Hardware Upgrades 2. Slide the drive into the drive bay, making sure to align the guide screws with the guide slots, until the drive snaps into place. Sliding the Drives into the Drive Cage 2–14 www.hp.com Hardware Reference Guide...
  • Page 25 Hardware Upgrades 3. Reconnect the power and data cables to the drive as indicated in the following illustrations. Reconnecting the Optical Drive Cables Hardware Reference Guide www.hp.com 2–15...
  • Page 26 Hardware Upgrades Reconnecting the Diskette Drive Cables Reconnecting the Hard Drive Cables 2–16 www.hp.com Hardware Reference Guide...
  • Page 27 If you replaced the primary hard drive, insert the Restore Plus! CD to restore the operating system, software drivers, and/or any software applications that were preinstalled on the computer from HP. Follow the instructions in the guide included with the restore CD. When the restore process has completed, reinstall any personal files that you backed up before replacing the hard drive.

  • Page 28: Removing Or Installing An Expansion Card

    You can install a PCI Express x1, x4, x8, or x16 expansion card in the PCI Express x16 expansion slot. 2–18 Item Description PCI expansion slot PCI expansion slot PCI Express x1 expansion slot PCI Express x16 expansion slot www.hp.com Hardware Reference Guide...
  • Page 29 Remove the screw that holds the slot cover lock in place 1 and slide the slot cover lock away from the brackets 2 so that they are no longer secured by the lock. www.hp.com Hardware Upgrades 2–19...
  • Page 30 If you are installing an expansion card in a vacant socket, remove the appropriate expansion slot cover on the back of the chassis. Pull the slot cover straight up from the socket then away from the inside of the chassis. www.hp.com Hardware Reference Guide...
  • Page 31 1 then away from the inside of the chassis 2 to release it from the chassis frame. Be sure not to scrape the card against the other components. Removing an Expansion Card Hardware Reference Guide www.hp.com 2–21...
  • Page 32 Insert the metal slot cover in the opened slot and slide the slot cover lock down to secure the slot cover in place. www.hp.com Hardware Reference Guide...
  • Page 33 1 so that the bracket on the card is aligned with the open slot on the rear of the chassis. Gently press the card straight down into the expansion slot on the system board 2. anti-static packaging that contained the new card. www.hp.com Hardware Upgrades 2–23...
  • Page 34 1 to secure them in place and replace the screw 2 that secures the slot cover lock. Computer” section of this chapter. www.hp.com “Reassembling the Hardware Reference Guide...

  • Page 35: Reassembling The Computer

    1 into the rectangular holes on the chassis then rotate the bezel into place 2 so that the three tabs on the left side of the bezel snap into the slots on the chassis. www.hp.com Hardware Upgrades 2–25...
  • Page 36 5. Turn on the computer by pressing the power button. 2–26 chassis and slide it into place 1. Ensure that the hole for the thumbscrew is aligned with the hole in the chassis and tighten the thumbscrew 2. into an electrical outlet. www.hp.com Hardware Reference Guide...

  • Page 37: Specifications

    HP Compaq Microtower Microtower Dimensions Height Width Depth (depth will increase if the computer is equipped with a port security bracket) Approximate Weight Temperature Range Operating Nonoperating Relative Humidity (noncondensing) Operating Nonoperating Maximum Altitude (unpressurized) Operating Nonoperating ✎ Operating temperature is derated 1.0° C per 300 m (1000 ft) to 3000 m (10,000 ft) above sea level, no direct sustained sunlight.
  • Page 38 Specifications HP Compaq Microtower (Continued) Power Supply Operating Voltage Range* Rated Voltage Range Rated Line Frequency Power Output Rated Input Current (maximum)* *This system utilizes a passive power factor corrected power supply. The power factor correction is present in the 230V operating mode only. This allows the system to pass the CE mark requirements for use in the countries of the European Union.
  • Page 39 Do not attempt to recharge the battery. Do not expose to temperatures higher than 60°C (140ºF). Do not disassemble, crush, puncture, short external contacts, or dispose of in fire or water. Replace the battery only with the HP spare designated for this product. www.hp.com B–1...
  • Page 40 Lift the battery out of its holder. b. Slide the replacement battery into position, positive side up. The battery holder automatically secures the battery in the proper position. www.hp.com Hardware Reference Guide...

  • Page 41: B Battery Replacement

    To insert the new battery, slide one edge of the replacement battery under the holder’s lip with the positive side up. Push the other edge down until the clamp snaps over the other edge of the battery 2. www.hp.com Battery Replacement B–3...
  • Page 42 Pull back on the clip 1 that is holding the battery in place, and remove the battery 2. b. Insert the new battery and position the clip back into place. setups, using Computer Setup. Refer to the Computer Setup (F10) Utility Guide on the Documentation CD. www.hp.com Hardware Reference Guide...

  • Page 43: C Security Lock Provisions

    The security locks displayed below and on the following page can be used to secure the Microtower computer. ✎ A port security bracket (not shown) is also available. Go to www.hp.com Cable Lock Installing a Cable Lock Hardware Reference Guide Security Lock Provisions for more information.

  • Page 44: Padlock

    Security Lock Provisions Padlock Installing a Padlock C–2 www.hp.com Hardware Reference Guide...

  • Page 45: D Electrostatic Discharge

    Use a wrist strap connected by a ground cord to a grounded workstation or computer chassis. Wrist straps are flexible straps with a minimum of 1 megohm +/- 10 percent resistance in the ground cords. To provide proper ground, wear the strap snug against the skin. www.hp.com D–1...
  • Page 46 If you do not have any of the suggested equipment for proper grounding, contact an HP authorized dealer, reseller, or service provider. ✎ For more information on static electricity, contact an HP authorized dealer, reseller, or service provider. D–2 Use heelstraps, toestraps, or bootstraps at standing workstations.

  • Page 47: E Routine Computer Care And Shipping Preparation

    Using cleaning products may discolor or damage the finish. ❏ Occasionally clean the air vents on the front and back of the computer. Lint and other foreign matter can block the vents and limit the airflow. www.hp.com in this guide. E–1...

  • Page 48: Optical 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. E–2 Do not move the drive during operation. This may cause it to malfunction during reading.

  • Page 49: Shipping Preparation

    Do not use a diskette on which you have stored or plan to store data. the computer. their power sources, then from the computer. packing boxes or similar packaging with sufficient packing material to protect them. in this guide. www.hp.com Appendix A, E–3...
  • Page 50 Routine Computer Care and Shipping Preparation E–4 www.hp.com Hardware Reference Guide...
  • Page 51 2–18 front bezel removing 2–3 replacing 2–25 front panel components 1–2 hard drive activity light 1–2 installing SATA 2–9 locating 2–9 restoring 2–17 headphone jack 1–2 headphone line-out connector 1–3 installing drives 2–9 2–13 www.hp.com Index 2–13 Index–1...
  • Page 52 1–3 serial number location 1–6 shipping preparation E–3 specifications A–1 memory 2–4 status lights 1–4 unlocking access panel C–1 USB ports front panel 1–2 rear panel 1–3 Windows Logo key functions 1–5 locations 1–4 www.hp.com Hardware Reference Guide...

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