HP d325 ST Hardware Reference Manual
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HP d325 ST Hardware Reference Manual

HP d325 ST Hardware Reference Manual

Slim tower model
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Hardware Reference Guide
HP Business Desktop
d325 Slim Tower Model
Document Part Number: 338159-002
November 2003
This guide provides detailed information on the features and use of the HP d325 Slim
Tower Desktop, and includes instructions for removing and replacing internal
components.
Enhanced for accessibility

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  • Page 1 HP Business Desktop d325 Slim Tower Model Document Part Number: 338159-002 November 2003 This guide provides detailed information on the features and use of the HP d325 Slim Tower Desktop, and includes instructions for removing and replacing internal components. Enhanced for accessibility...
  • Page 2 Microsoft and Windows 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

    Easy Access Keyboard Components... 1–5 Customizing the Easy Access Buttons ... 1–6 Windows Logo Key ... 1–6 Serial Number Locations ... 1–7 Choose Tower or Desktop Configuration ... 1–7 2 Hardware Upgrades Serviceability Features... 2–1 Warnings and Cautions... 2–1 Attaching and Removing the Tower Stand... 2–2 Unlocking the Smart Cover Lock ...
  • Page 4 Index Working with the MultiBay ... 2–35 “Hot-Plugging” or “Hot-Swapping” MultiBay Drives... 2–35 Partitioning and Formatting a MultiBay Hard Drive ... 2–36 Uninstalling the MultiBay Security Screw... 2–37 Inserting a Drive into the MultiBay ... 2–38 Removing a Drive from the MultiBay ... 2–39 A Specifications B Hard Drive Installation Guidelines Using the Cable-Select Feature with Ultra ATA Devices ...

  • Page 5: Product Features

    Standard Configuration Features The HP d325 Slim Tower 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 Library CD.

  • Page 6: Front Panel Components

    Product Features Front Panel Components Drive configuration may vary by model. Front Panel Components Optical Drive (CD-ROM, CD-R/RW, DVD- ROM, or CD-RW/DVD Combo Drive) Diskette Eject Button (optional) Diskette Drive (optional) Diskette Drive Activity Light (optional) Optical Drive Eject Button Power Button Power On Light Hard Drive Activity Light...

  • Page 7: Rear Panel Components

    Rear Panel Components Rear Panel Components Power Cord Connector Voltage Select Switch PS/2 Mouse Connector PS/2 Keyboard Connector Universal Serial Bus (USB) Serial Connector Hardware Reference Guide RJ-45 Network Connector Parallel Connector Monitor Connector (2) Headphone/Line-Out Connector Line-In Audio Connector Microphone Connector Product Features...

  • Page 8: Keyboards

    Product Features Keyboards Keyboard availability varies by region. Standard Keyboard Components Function Keys Perform special functions depending on the software application being used. Editing Keys Includes the following: Insert, Home, Page Up, Delete, End, and Page Down. Status Lights Indicate the status of the computer and keyboard settings (NumLock, Caps Lock, and Scroll Lock).

  • Page 9: Easy Access Keyboard Components

    Easy Access Keyboard Components Function Keys Perform special functions depending on the software application being used. Easy Access Buttons Provide quick access to specific Internet destinations. Editing Keys Includes the following: Insert, Home, Page Up, Delete, End, and Page Down. Status Lights Indicate the status of the computer and keyboard settings (NumLock, Caps Lock, and Scroll Lock).

  • Page 10: Customizing The Easy Access Buttons

    Windows Logo Key + r Windows Logo Key + u Windows Logo Key + Tab section to identify the Windows Logo key. Displays or hides the Start menu. Displays the Desktop. Minimizes all open applications. Undoes Minimize All. Launches My Computer. Launches Find Document.

  • Page 11: Serial Number Locations

    Serial Number Locations Choose Tower or Desktop Configuration The HP Compaq d325 Slim Tower Desktop computer can be used in either a tower or desktop configuration. To use it in a tower configuration, refer to Removing the Tower To use the computer in the desktop configuration, make sure the side with rubber pads is down.
  • Page 12 Product Features Hardware Reference Guide...

  • Page 13: Hardware Upgrades

    Serviceability Features This 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. Warnings and Cautions Before performing upgrades be sure to carefully read all of the applicable instructions, cautions, and warnings in this guide.

  • Page 14: Attaching And Removing The Tower Stand

    Attaching the Tower Stand to the Computer CAUTION: To prevent the overheating of internal components when the computer is used in a desktop configuration, ensure that at least 4 inches (10.2 cm) of space on all sides of the computer remains clear and free of obstruction.

  • Page 15: Unlocking The Smart Cover Lock

    This lock prevents unauthorized access to the internal components. The computer ships with the Smart Cover Lock in the unlocked position. For more information about locking the Smart Cover Lock, refer to the Desktop Management guide. Hardware Reference Guide...

  • Page 16: Using The Smart Cover Failsafe Key

    Startup failure PC component (for example, processor or power supply) failure Forgotten password CAUTION: The Smart Cover FailSafe Key is a specialized tool available from HP. Be prepared; order this key before you need one. To obtain a FailSafe Key: Contact an authorized HP reseller or service provider.
  • Page 17 Hardware Upgrades To open the computer cover using the FailSafe Key: 1. Turn off the computer and any external devices. 2. Use the FailSafe Key to remove the Smart Cover Lock. Removing the Smart Cover Lock Screws To reattach the Smart Cover Lock, secure the lock in place with the tamper-proof screws using the FailSafe Key.

  • Page 18: Removing The Computer Access Panel And Front Bezel

    Hardware Upgrades Removing the Computer Access Panel and Front Bezel To remove the computer access panel: 1. If you have locked the Smart Cover Lock, use Computer Setup to unlock the lock. 2. Turn off the computer properly through the operating system, then turn off any external devices.
  • Page 19 Lay the computer on its side (with the computer access panel facing up) before removing the computer access panel and installing hardware. 5. Locate the cover latch. Pull up and hold the latch access panel. 6. Slide the computer access panel back access panel up and off the chassis.
  • Page 20 Hardware Upgrades 7. To remove the front bezel, gently pull up all three tabs then pull the bezel Removing the Front Bezel To reassemble the computer, reverse the above procedure. To re-install the front bezel, insert the two bezel bottom tabs, then rotate the front bezel forward to snap the three tabs on the top of the bezel in place.

  • Page 21: Cable Routing

    Cable Routing CAUTION: The drive data and power cables must be kept clear of the power supply and the power supply fan to avoid damage or restrict air flow. Follow these guidelines when routing the cables in the computer: 1. Route the optical drive audio cable down, alongside of the drive cage to the floor of the chassis.

  • Page 22: Installing Additional Memory

    Hardware Upgrades 5. Keep the top of the power supply and its fan access area Keep all cables away from the top of the power supply to prevent pinching or cutting. Also, keep cables away from the fan blade area to prevent them from interfering with the fan rotation or reducing the air flow.

  • Page 23: Ddr-Sdram Dimms

    DDR-SDRAM DIMMs For proper system operation, the DIMMs must be industry-standard 184-pin 2.5 volt DDR-SDRAM DIMMs with appropriate MHz-compliant CAS Latency: unbuffered PC 2100 266-MHz compliant CAS Latency 2 or 2.5 (CL =2 or CL =2.5) unbuffered PC 2700 333-MHz compliant CAS Latency 2.5 (CL = 2.5) The DDR-SDRAM DIMMs must also contain the mandatory Joint Electronic Device Engineering Council (JEDEC) Serial Presence Detect (SPD) information.

  • Page 24: Preparing The Computer

    Hardware Upgrades Refer to the Computer Setup (F10) Utility Guide for information on how to determine the processor bus frequency of a specific computer. Removing or Installing DDR-SDRAM CAUTION: The memory module sockets have gold metal contacts. When upgrading the memory, it is important to use memory modules with gold metal contacts to prevent corrosion and/or oxidation resulting from having incompatible metals in contact with each other.
  • Page 25 5. Locate the memory module sockets DIMM Socket Locations WARNING: To reduce risk of personal injury from hot surfaces, allow the internal system components to cool before touching. Removing a DDR-SDRAM DIMM 1. Press out on both latches of the DIMM socket at the same time. This releases the module and partially pushes it out of the socket.
  • Page 26 Hardware Upgrades Installing a DDR-SDRAM DIMM If only one memory module is used in the system, it must be installed in the same socket that held the preinstalled memory module. If you are adding a second DIMM or replacing a single smaller DIMM with two larger DIMMs, both DIMMs should be of the same capacity in order to achieve a higher performing, dual-channel mode.

  • Page 27: Removing Or Installing An Expansion Card

    3. Repeat steps 1 and 2 for any additional modules to be installed. 4. Replace the front bezel and computer access panel. 5. If you normally lock the Smart Cover Lock, use Computer Setup to relock the lock and enable the Smart Cover Sensor. The computer automatically recognizes the additional memory the next time you turn on the computer.
  • Page 28 Hardware Upgrades 5. Slide the slot cover lock located on the rear of the computer away from the expansion card brackets and expansion slot covers secured by the lock. Releasing the Slot Cover Lock 6. Locate the vacant expansion slot on the system board and remove the corresponding slot cover.
  • Page 29 7. If removing an expansion card from a standard expansion socket: a. Hold the card at each end, and carefully rock it back and forth until the connectors pull free from the socket. b. Pull the expansion card straight up from the socket 1 then away from the inside of the chassis 23 to maneuver the card out of the computer.
  • Page 30 Hardware Upgrades 10. If removing an AGP card from an AGP expansion socket with a retention mechanism: a. Pull the retention arm away from the socket. b. Carefully rock the card back and forth until the connectors pull free from the socket.

  • Page 31: Installing Additional Drives

    Install guide screws to ensure the drive will line up correctly in the drive cage and lock in place. HP has provided extra guide screws (four 6-32 standard screws and four M2 metric screws), installed in the front of the chassis, behind the bezel.

  • Page 32: Locating Drive Positions

    Hardware Upgrades Locating Drive Positions Desktop Drive Positions 3.5-inch drive bay (1.44-MB diskette drive shown)* 5.25-inch drive bay for optional drives 3.5-inch, internal, standard hard drive bay *If the computer has a 1.44-MB diskette drive installed, it will be configured with a diskette drive bezel as shown in the illustration. If the computer contains an empty 3.5-inch drive bay, then a bezel...

  • Page 33: Removing An Optical Drive Or Diskette Drive

    Removing an Optical Drive or Diskette Drive CAUTION: All removable media should be taken out of the drives before removing the drive from the computer. An optical drive is a CD-ROM, CD-RW, or DVD-ROM drive. 1. If you have locked the Smart Cover Lock, use Computer Setup to unlock the lock.
  • Page 34 Hardware Upgrades 7. Push the drive release latch 8. Slide the drive computer. Removing the Optical Drive or Diskette Drive To replace the drive, reverse the removal procedures. When replacing the drive, transfer the four screws from the old drive to the new one. The screws take the place of drive rails.

  • Page 35: Installing An Optional Optical Drive

    Installing an Optional Optical Drive To install an optional optical drive: 1. Remove the optical drive if present. 2. Install two guide screws in the lower holes on each side of the drive. CAUTION: Use only 3/16-inch or 5-mm long screws as guide screws. Longer screws can damage the internal components of the drive.
  • Page 36 Hardware Upgrades 3. Position the guide screws on the drive into the J-slots in the drive bay slide the drive toward the rear of the computer Installing the Optical Drive The drive release latch automatically locks in place when installing a drive. 2-24 .
  • Page 37 4. Raise the Easy Access drive bay to the upright position and connect the flat ribbon cable and audio cable to the system board. Connecting the Flat Ribbon Cable and Audio Cable 5. Connect the power cable, flat ribbon cable, and audio cable to the rear of the optical drive.

  • Page 38: Upgrading The Hard Drive

    Hardware Upgrades Upgrading the Hard Drive Removing and Replacing the Hard Drive Make sure to back up the data on the old hard drive before removing it so that you can install the data onto the new hard drive. The preinstalled 3.5-inch hard drive is located on the right side of the computer. To remove and replace the hard drive: 1.
  • Page 39 Hardware Upgrades 6. Press and hold the drive release latch 7. Slide the drive to the right of the bay , then pull the drive from the bay Removing the Hard Drive 8. To install a hard drive, reverse the above procedure. Hardware Reference Guide 2-27...
  • Page 40 Hardware Upgrades 9. Connect the power cable 1 and data cable 2 to the hard drive. Connecting the Data Cable and Power Cable 2-28 Hardware Reference Guide...
  • Page 41 10. Connect the opposite end of the data cable to the appropriate system board connector. Hard Drive Connector Locations hard drive data connector When replacing the hard drive, transfer the four screws from the old drive to the new one. The screws take the place of drive rails. You will need a Torx T-15 screwdriver to remove and re-install the guide screws.
  • Page 42 001). If you are installing a 3.5-inch device other than a diskette drive or hard drive, you must install the 3.5-inch device bezel (PN 316008-001). Contact an authorized HP reseller or service provider to order the appropriate bezel when reconfiguring the computer.
  • Page 43 Guide Screw Locations The guide screws on a 3.5-inch diskette drive 1 are placed closer together than on the hard drive 2. To install a drive into the bay: 1. If you have locked the Smart Cover Lock, use Computer Setup to unlock the lock.
  • Page 44 Hardware Upgrades 4. Remove the diskette drive bezel by pushing the tab inward diskette drive bezel The type of bezel will vary depending on the computer configuration. Removing the Diskette Drive Bezel 2-32 away from the front bezel. and pulling the Hardware Reference Guide...
  • Page 45 5. Insert the rear screws of the hard drive toward the back of the drive cage until the front screws are aligned with the front J-slots. Then lower the front of the drive. Continue to slide the drive all the way back until it locks into place.
  • Page 46 001) as shown in the illustration below. If you are installing a 3.5-inch device other than a diskette drive or hard drive, you must install the 3.5-inch device bezel (PN 316008-001). Contact an authorized HP reseller or service provider to order the appropriate bezel when reconfiguring the computer.

  • Page 47: Working With The Multibay

    HP, shut down the computer before inserting or removing any drive. If the computer is running a preinstalled operating system supplied by HP, you can insert or remove any drive except a hard drive while the computer is on, off, or in Standby.

  • Page 48: Partitioning And Formatting A Multibay Hard Drive

    Hardware Upgrades Partitioning and Formatting a MultiBay Hard Drive 1. Exit all software applications, turn off the computer properly through the operating system, then turn off any external devices. 2. Insert the hard drive into the MultiBay as shown in MultiBay.”...

  • Page 49: Uninstalling The Multibay Security Screw

    To remove a drive installed in the MultiBay, you must first remove the security screw, if installed, using the FailSafe Key. If a FailSafe Key was not provided with the computer, contact an authorized HP reseller or service provider. Order PN 166527-001 for the wrench-style key or PN 166527-002 for the screwdriver bit key.

  • Page 50: Inserting A Drive Into The Multibay

    If the device does not start, ensure that the necessary device drivers are installed on the system. If they are not available, they may be downloaded, at no cost, from the www.hp.com. HP Web site at 2-38 Hardware Reference Guide...

  • Page 51: Removing A Drive From The Multibay

    Removing a Drive from the MultiBay 1. Exit all software applications, turn off the computer properly through the operating system, then turn off any external devices. 2. Remove the MultiBay security screw, if it has been installed. Refer to the “Uninstalling the MultiBay Security Screw”...
  • Page 52 Hardware Upgrades 2-40 Hardware Reference Guide...

  • Page 53: Specifications

    HP d325 Slim Tower Desktop Desktop Dimensions Height Width Depth (depth will increase if the computer is equipped with a port security bracket) Approximate Weight Temperature Range Operating Nonoperating This system utilizes a passive power factor corrected power supply when used in the 230V mode.
  • Page 54 Specifications HP d325 Slim Tower Desktop Mechanical Shock (11ms 1/2 sine shock pulse) Operating Nonoperating Vibration (random, Gs nominal) Operating (10 to 300 Hz) Nonoperating (10 to 500 Hz) Power Supply Operating Voltage Range Rated Voltage Range Rated Line Frequency This system utilizes a passive power factor corrected power supply when used in the 230V mode.

  • Page 55: B Hard Drive Installation Guidelines

    Using the Cable-Select Feature with Ultra ATA Devices Optional drives and optional drive cables are available from HP in kits. The configuration of the drive employs a cable-select feature that identifies the drive as device 0 (primary drive) or device 1 (secondary drive).
  • Page 56 Install guide screws to ensure that the drive lines up correctly in the drive cage. HP has provided extra guide screws installed in the front of the computer chassis behind the front bezel. Some options use M3 metric hardware. HP-supplied metric screws are black.

  • Page 57: Battery Replacement

    Batteries, battery packs, and accumulators should not be disposed of together with the general household waste. In order to forward them to recycling or proper disposal, please use the public collection system or return them to HP, their authorized partners, or their agents. Hardware Reference Guide...
  • Page 58 Battery Replacement CAUTION: Static electricity can damage the electronic components of the computer or optional equipment. Before beginning these procedures, ensure that you are discharged of static electricity by briefly touching a grounded metal object. 1. If you have locked the Smart Cover Lock, use Computer Setup to unlock the lock and disable the Smart Cover Sensor.
  • Page 59 Type 2 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. Removing a Coin Cell Battery (Type 2) Hardware Reference Guide Battery Replacement...
  • Page 60 Battery Replacement 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. Replacing a Coin Cell Battery (Type 2) After the battery has been replaced, use the following steps to complete this procedure.

  • Page 61: D Security Provisions

    The security locks displayed below and on the following pages can be used to secure the computer. Cable Lock Installing a Cable Lock Hardware Reference Guide Security Provisions...

  • Page 62: Padlock

    Security Provisions Padlock Installing a Padlock Hardware Reference Guide...

  • Page 63: Universal Chassis Clamp Lock

    Security Provisions Universal Chassis Clamp Lock Without Security Cable 1. Thread the keyboard and mouse cables through the lock. Hardware Reference Guide...
  • Page 64 Security Provisions 2. Screw the lock to the chassis using the screw provided. 3. Insert the plug into the lock the key provided to disengage the lock. and push the button in to engage the lock. Use Hardware Reference Guide...

  • Page 65: With Security Cable

    With Security Cable 1. Fasten the security cable by looping it around a stationary object. 2. Thread the keyboard and mouse cables through the lock. Hardware Reference Guide Security Provisions...
  • Page 66 Security Provisions 3. Screw the lock to the chassis using the screw provided. 4. Insert the plug end of the security cable into the lock to engage the lock. Use the key provided to disengage the lock. and push the button in Hardware Reference Guide...

  • Page 67: Port Security Bracket

    Port Security Bracket The Port Security Bracket can be used to secure access to cables connected to the rear panel of the computer. Installing the Port Security Bracket 1. Attach the bottom section of the bracket to the rear of the computer: a.
  • Page 68 Security Provisions Attach all required cables to the rear of the computer. 3. Pull up and hold the latch inch (1.25 cm), then lift the access panel up and off the chassis. , slide the computer access panel back about 0.5 Hardware Reference Guide...
  • Page 69 4. Position the outer portion of the top section of the bracket so that all cables fit through the slots provided hooks onto the computer 5. Reattach the access panel. Hardware Reference Guide , then lower the inner portion so that the bracket Security Provisions...

  • Page 70: Removing The Port Security Bracket

    Security Provisions Removing the Port Security Bracket To remove the Port Security Bracket, reverse the steps for attaching the bracket. D-10 Hardware Reference Guide...

  • Page 71: E Electrostatic Discharge

    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 {xe "electrostatic discharge"}electrostatic damage, observe the following precautions: Avoid hand contact by transporting and storing products in static-safe containers.
  • Page 72 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. Hardware Reference Guide...

  • Page 73: F Routine Computer Care And Shipping Preparation

    Never restrict airflow into the computer by blocking the front vents or air intake. Do not place the keyboard, with the keyboard feet down, directly against the front of the desktop unit as this also restrics airflow. Keep the computer away from excessive moisture, direct sunlight, and extremes of heat and cold.

  • Page 74: Optical Drive Precautions

    Avoid using any type of solvent, such as alcohol or benzene, which may damage the finish. Safety If any object or liquid falls into the drive, immediately unplug the computer and have it checked by an authorized HP service provider. Hardware Reference Guide...

  • Page 75: Shipping Preparation

    Shipping Preparation Follow these suggestions when preparing to ship the computer: 1. Back up the hard drive files on PD discs, tape cartridges, CDs, or diskettes. Be sure that the backup media is not exposed to electrical or magnetic impulses while stored or in transit.
  • Page 76 1–2 rear panel 1–3 computer care guidelines F–1 configuration desktop 1–7 2–2 Hardware Reference Guide tower 2–2 configuration, tower or desktop 1–7 CTRL keys 1–4 2–7 desktop configuration 1–7 DIMMs (dual inline memory modules) guidelines 2–10 installing 2–12 diskette drive activity light 1–2...
  • Page 77 Index battery replacement C–1 computer care F–1 DDR-SDRAM DIMMs 2–10 drive installation 2–19 installation 2–1 optical drive F–2 shipping preparation F–3 Ulta ATA installation B–1 hard drive 3.5-inch 2–30 activity light 1–2 guide screws 2–30 installation guidelines B–1 installing 2–33 MultiBay 2–36 removing 2–27 restoring 2–29...
  • Page 78 padlock, installing D–2 parallel connector 1–3 partitioning, MultiBay 2–36 power button 1–2 cord connector 1–3 light 1–2 rear panel components 1–3 removing access panel 2–7 bezel blank 2–32 coin cell battery (type 1) C–2 coin cell battery (type 2) C–3 computer access panel 2–6 diskette drive 2–21 front bezel 2–6...

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