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HP Compaq dx2000 MT Hardware Reference Manual

Microtower business desktop
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Hardware Reference Guide
HP Compaq Business Desktop dx2000
Microtower
Document Part Number: 359501-001
February 2004
This guide provides basic information about upgrading this series of
computers.

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  • Page 1 Hardware Reference Guide HP Compaq Business Desktop dx2000 Microtower Document Part Number: 359501-001 February 2004 This guide provides basic information about upgrading this series of computers.
  • Page 2 Adobe, Acrobat, and Acrobat Reader are trademarks or registered trademarks of Adobe Systems Incorporated. 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. HP shall not be liable for technical or editorial errors or omissions contained herein.

  • Page 3: Table Of Contents

    1 Hardware Upgrades Serviceability Features ..........1–1 Warnings and Cautions .

  • Page 4: Electrostatic Discharge

    Contents 4 Electrostatic Discharge Preventing Electrostatic Damage ......... 4–1 Grounding Methods.

  • Page 5: Hardware Upgrades

    HP Compaq dx2000 Microtower Serviceability Features The Microtower computer includes features that make it easy to upgrade and service. No tools are needed for most of the installation procedures described in this chapter. Hardware Reference Guide Hardware Upgrades 1–1...

  • Page 6: Warnings And Cautions

    Hardware Upgrades Warnings and Cautions Before performing upgrades be sure to carefully read all of the applicable instructions, cautions, and warnings in this guide. Å WARNING: To reduce the risk of personal injury from electrical shock and/or hot surfaces, be sure to disconnect the power cord from the wall outlet and allow the internal system components to cool before touching.
  • Page 7 Hardware Upgrades 4. Slide the access panel back about 1 inch (2.5 cm), then lift it away from and off the unit. Removing the Access Panels To replace the access panel, reverse the removal steps. ✎ The two access panels are physically identical. One access panel has captive thumbscrews that may be removed by unscrewing them.
  • Page 8 Hardware Upgrades 5. To remove the front bezel, grasp the bottom of the front panel Removing the Front Bezel To install the front bezel, insert the top two latches into their respective holes in the chassis and push the bezel in until it is fully seated.

  • Page 9: Removing Front Drive Bezels

    Removing Front Drive Bezels 1. Turn off the computer properly through the operating system and 2. Disconnect the power cord from the power outlet and the 3. Remove the access panel. 4. Remove the front bezel. 5.25” Drive Bezel Blank Press one of the retaining tabs on the inside of the large bezel towards the outer edge of the bezel to release the bezel blank.

  • Page 10: Diskette Drive Bezel

    Hardware Upgrades Diskette Drive Bezel ✎ Depending on the computer configuration, you may have a bezel blank in this position. If you do not have a drive in this slot, you may choose to install a 3.5-inch device (such as a diskette drive, hard drive, or Zip drive) later on.

  • Page 11: Installing Additional Memory

    Installing Additional Memory The computer comes with Double Data Rate-Synchronous Dynamic Random Access Memory (DDR-SDRAM) Dual Inline Memory Modules (DIMMs). DIMMs The memory sockets on the system board can be populated with industry-standard DIMMs. These memory module slots are populated with at least one preinstalled memory module.

  • Page 12: Single And Dual Channel Modes

    The system will not start if you install unsupported DIMMs. Single and Dual Channel Modes HP Compaq dx2000 Microtower models will automatically operate in single channel mode or a higher-performing dual channel mode, depending on how the DIMMs are installed.

  • Page 13: Installing Memory Modules

    There are four DIMM sockets on the HP Compaq dx2000 Microtower system board, operating in either single- or dual-channel mode, with two sockets per channel. The sockets are labeled J23, J24, J25, and J28. Sockets J23 and J24 operate in memory channel A. Sockets J25 and J28 operate in memory channel B.

  • Page 14: Installing An Expansion Card

    Hardware Upgrades 5. Open both latches of the memory module socket 1, and insert the Installing a Memory Module ✎ A memory module can be installed in only one way. Match the notch on the module with the tab on the memory socket. 6.
  • Page 15 2. Disconnect the power cord from the power outlet and the 3. Remove the right access panel. 4. Lay the computer down on its side to make it easier to work on. If installing an expansion card in an empty slot, skip to step 10. 5.
  • Page 16 Hardware Upgrades If not installing an additional expansion card, skip to step 12. 10. Remove the expansion slot cover. 11. Slide the expansion card into the expansion socket and press it Installing an Expansion Card ✎ When you install an expansion card, make sure you press firmly on the card so that the entire connector seats properly in the expansion card socket.

  • Page 17: Replacing Or Upgrading A Drive

    Replacing or Upgrading a Drive The computer supports up to five drives that may be installed in various configurations. This Section describes the procedure for replacing or upgrading the storage drives. A Torx T-15 screwdriver is needed to remove and install the guide screws on a drive.

  • Page 18: Drive Positions

    Hardware Upgrades Drive Positions Description 1 2 5.25-inch drive bay for optional drives* 3 3.5-inch drive bay (1.44-MB diskette drive shown)** 4 5 3.5-inch, internal, standard hard drive bay *An optional drive is a CD-ROM, CD-R/RW, DVD-ROM, DVD-R/RW, or CD-RW/DVD Combo drive. **Depending on the computer configuration, you may have a bezel blank in this position.

  • Page 19: Removing A 5.25" Drive

    Removing a 5.25” Drive 1. Turn off the computer properly through the operating system and 2. Disconnect the power cord from the power outlet and the 3. Remove both the right and left access panels. 4. Remove the front bezel. 5.

  • Page 20: Removing A Diskette Drive

    Hardware Upgrades To install a drive, reverse the removal procedure. ✎ If you are installing a 5.25” drive for the first time into bay 2 you must first remove the drive from bay 1 and then knock or pry out the metal shield that covers the front of bay 2.

  • Page 21: Removing The Lower Drive Cage

    6. Remove the four screws, two from each side, that secure the drive 7. Slide the drive out of the front of the chassis 2. Removing a Diskette Drive To replace the diskette drive, reverse removal procedure. Removing the Lower Drive Cage 1.
  • Page 22 Hardware Upgrades 7. Remove the three screws that secure the drive cage to the front of 8. Slide the lower drive cage back about 1/2 inch to release it from Removing the Lower Drive Cage To install the lower drive cage, reverse the removal procedure. Ä...

  • Page 23: Removing A 3.5" Hard Drive

    Removing a 3.5” Hard Drive 1. Turn off the computer properly through the operating system and 2. Disconnect the power cord from the power outlet and the 3. Remove both the right and left access panels. 4. Remove the front bezel. 5.
  • Page 24 Hardware Upgrades 1–20 Hardware Reference Guide...

  • Page 25: Battery Replacement

    Do not attempt to recharge the battery. Do not expose to temperatures higher than 140°F (60°C) Do not disassemble, crush, puncture, short external contacts, or dispose of in fire or water. Replace the battery only with the HP/Compaq spare designated for this product. 2–1...
  • Page 26 In order to forward them to recycling or proper disposal, please use the public collection system or return them to HP/Compaq, their authorized partners, or their agents. Ä CAUTION: Static electricity can damage the electronic components of the computer or optional equipment.
  • Page 27 Type 1: Removing a Type 1 Battery Hardware Reference Guide a. To release the battery from its holder, squeeze the metal clamp that extends above one edge of the battery. b. When the battery pops up, lift it out. Battery Replacement 2–3...
  • Page 28 Battery Replacement Inserting a Type 1 Battery 2–4 c. 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.
  • Page 29 Type 2: Removing a Type 2 Battery ✎ After the battery has been replaced, use the following steps to complete this procedure. 5. Replace the computer cover or access panel. 6. 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 30 Battery Replacement 2–6 Hardware Reference Guide...

  • Page 31: Routine Care & Shipping Information

    Routine Care & Shipping Information Routine Care Follow these suggestions to take care of your personal computer and monitor: ■ ■ ■ ■ ■ ■ ■ Hardware Reference Guide Operate the personal computer on a sturdy, level surface. Leave a 3-inch (7.6-cm) clearance at the back of the system unit and above the monitor to permit the required airflow.

  • Page 32: Optical Disk Drive Precautions

    ■ ■ Safety If any object or liquid falls into the drive, immediately unplug the personal computer and have it checked by an authorized HP service provider. 3–2 Do not move the drive during operation. This may cause it to malfunction during reading.

  • Page 33: Shipping Preparation

    Shipping Preparation Follow these suggestions when preparing to ship your personal computer: 1. Back up the hard drive files onto the network or removable ✎ The hard drive locks automatically when the system power is turned off. 2. Remove and store separately any removable media and MultiBay 3.
  • Page 34 Routine Care & Shipping Information 3–4 Hardware Reference Guide...

  • Page 35: Preventing Electrostatic Damage

    A discharge of static electricity from a finger or other conductor may damage system boards or other static-sensitive devices. This type of damage may reduce the life expectancy of the device. Preventing Electrostatic Damage To prevent electrostatic damage, observe the following precautions: ■...

  • Page 36: Grounding Methods

    If you do not have any of the suggested equipment for proper grounding, contact your HP authorized dealer, reseller, or service provider. ✎ For more information on static electricity, contact your HP authorized dealer, reseller, or service provider. 4–2 Use a wrist strap connected by a ground cord to a grounded workstation or computer chassis.
  • Page 37 battery Type 1, removal and replacement 2–3 Type 2, removal and replacement 2–5 care of equipment 3–1 CD-ROM drive cleaning and safety 3–2 drive 3.5" drive removal 1–19 removal and replacement 1–15 drive positions 1–14 electrostatic discharge grounding methods 4–2 preventing damage 4–1 expansion slot cover Hardware Reference Guide...
  • Page 38 Index Index–2 Hardware Reference Guide...

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Compaq dx2000 microtower

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