Document Outline

• Service Manual
• Notes, Notices, and Cautions
• Contents
• Before You Begin
  • Safety First—For You and Your Computer
    • When Working Inside Your Computer
      • 1 Turn off the computer and any peripherals.
      • 2 Wear a wrist grounding strap, and clip it to an unpainted metal surface, such as the padlock lo...
      • 3 Disconnect your computer and peripherals from their power sources.
  • Protecting Against Electrostatic Discharge
    • 2
      • SECTION 2
• Removing and Installing Parts
  • Computer Cover
    • Opening the Computer Cover
      • 1 Turn off the computer and devices, disconnect them from their electrical outlets, and wait 10 t...
      • 2 If you have installed a padlock through the padlock ring on the rear panel, remove the padlock.
      • 3 Lay the computer on its right side.
      • 4 Open the computer cover:
        • a Slide the cover release latch toward the top of the computer (see the following figure).
        • b Raise the back of the cover, and pivot it toward the front of the computer.
      • Opening the Computer Cover
    • Closing the Computer Cover
      • 1 Check all cable connections, especially those that might have come loose during your work. Fold...
      • 2 Ensure that no tools or extra parts (including screws) are left inside the computer.
      • 3 Close the computer cover by pivoting the cover down toward the back of the chassis and into pos...
      • Closing the Computer Cover
        • 4 Stand the computer upright.
        • 5 If you are using a padlock to secure your computer, reinstall the padlock.
  • Interior Service Label
    • Interior Service Label
  • Inside Your Computer
    • Inside the Computer
  • System Board Components
    • Components
      • System Board Components
    • Labels
      • System Board Labels
    • Jumpers
      • System Board Jumpers
      • System-Board Jumper Settings
  • Drive Door
    • Removing the Drive Door
      • 1 Open the drive door to a 90-degree angle (see the following figure).
      • Opening the Drive Door
        • 2 Unsnap the top hinge, and pull the top of the drive door outward, away from the chassis.
      • Removing the Drive Door
        • 3 Lift the bottom hinge off of the chassis.
    • Replacing the Drive Door
  • Front Panel
    • Removing the Front Panel
      • 1 Turn off the computer and devices, disconnect them from their electrical outlets, wait at least...
      • 2 Disconnect and remove all disk drives from the chassis drive bay.
      • 3 Release the front panel by pressing each of the seven front-panel release buttons (see the foll...
      • Removing the Front Panel
        • 4 Close the computer cover halfway and rotate the top of the panel outward, away from the chassis.
        • 5 Pull the panel downward, away from the chassis.
    • Replacing the Front Panel
  • Front-Panel Inserts
    • Removing Front-Panel Inserts
      • 1 Turn off the computer and devices, disconnect them from their electrical outlets, wait at least...
      • 2 Disconnect and remove any disk drives from the chassis drive bay that obstruct your access to t...
      • 3 Remove the front-panel insert for the chassis drive bay you want to use.
        • a Open the externally accessible drive door.
        • b Use your thumb to press the center of the insert until it snaps free through the front of the f...
      • Removing Front-Panel Inserts
    • Replacing Front-Panel Inserts
      • 1 Connect and replace any disk drives you removed from the chassis drive bay.
      • 2 Close the computer cover and stand the computer upright.
      • 3 Replace the front-panel insert.
        • a Facing the front panel, open the drive door.
        • b Insert the left securing tab into the drive bay.
        • c Press the right securing tab into the drive bay until the panel snaps into place.
  • Front-Panel Button
    • Removing the Front-Panel Button
      • 1 Turn off the computer and devices, disconnect them from their electrical outlets, wait at least...
      • 2 Remove the front panel.
      • 3 Lay the front panel down with the inside of the panel facing up.
      • 4 Use a small screwdriver to push in the two plastic clips that secure the power button to the co...
      • Removing the Front-Panel Button
    • Replacing the Front-Panel Button
  • Dell Shield
    • Removing the Dell Shield
      • 1 Turn off the computer and devices, disconnect them from their electrical outlets, wait at least...
      • 2 Remove the front panel.
      • 3 Lay the front panel down with the inside of the panel facing up.
      • 4 Use a Phillips screwdriver to unscrew the shield from the inside of the front panel.
      • 5 Pull the shield down and push it away from you, through the front of the front panel.
      • Removing the Dell Shield
    • Replacing the Dell Shield
  • Power Supply
    • Removing the Power Supply
      • 1 Turn off the computer and devices, disconnect them from their electrical outlets, and wait 10 t...
      • 2 Remove the expansion cards.
      • 3 Remove the expansion-card cooling fan and guide.
      • 4 Disconnect the power supply cables and the expansion-card cooling fan cable from the system boa...
      • Removing the Plastic Cable Retainer
        • 5 Remove the cable retainer.
          • a Pull up on the cable retainer release button.
          • b Slide the cable retainer to the right.
          • c Lift the cable retainer out of the four securing slots in the chassis.
        • 6 While pressing the power supply release button, slide the power supply toward the back of the c...
        • 7 Lift the power supply away from the chassis (see the following figure).
        • 8 Slide the power supply cables out of the chassis through the hole.
      • Removing the Power Supply
    • Replacing the Power Supply
      • 1 Slide the power supply cables through the hole into the chassis.
      • 2 Insert the power supply securing tab into the power supply securing slot on the chassis. Ensure...
      • 3 Slide the power supply toward the front of the computer. See "Removing the Power Supply."
      • 4 Install the cable retainer.
        • a Place the cable retainer into the four securing slots in the chassis.
        • b Slide the cable retainer to the left until it locks into place.
      • 5 Connect the power supply cables and the expansion-card cooling fan cable to the system board, a...
      • 6 Replace the expansion-card cooling fan and guide.
      • 7 Install the expansion cards.
      • 8 Close the computer cover and restart the computer.
  • Computer Memory
    • Memory Module Label
    • System Board Memory Components
    • Memory Riser Board Components
    • System Memory Installation Guidelines
      • System Board Installation
      • Riser Board Installation
    • Removing a Memory Module
      • 1 Press the securing clips at each end of the memory socket outward simultaneously until the modu...
      • 2 Lift the module away from the socket.
      • Removing a Memory Module
    • Installing a Memory Module
      • 1 Press the securing clips at each end of the socket outward until they snap open (see the follow...
      • 2 Align the slots on the bottom of the module with the ridges inside the socket.
      • 3 Press the module straight down into the socket until the securing clips snap into place at the ...
      • Installing a Memory Module
    • Removing Memory Riser Boards
      • 1 Remove the microprocessor airflow shroud.
      • 2 Remove the memory riser board retention bracket (see the following figure).
        • a Lift the retention bracket up to disengage it from the chassis.
        • b Lift the bracket away from the chassis.
      • 3 Remove memory riser board A:
        • a Press the securing clips of system board memory socket 1 outward simultaneously until riser boa...
        • b Lift riser board A away from the retention brackets on riser board B.
      • 4 Remove memory riser board B:
        • a Press the securing clips of system board memory socket B outward simultaneously until riser boa...
        • b Lift riser board B away from socket 2.
      • Removing Memory Riser Boards
    • Installing Memory Riser Boards
      • 1 If any RIMMs occupy memory sockets on the system board, remove those modules.
      • 2 Install memory riser board B (see the following figure):
        • a Align the slots on the bottom of riser board B with the ridges inside memory socket 2 on the sy...
        • b Press riser board B straight down into socket 2 until the securing clips snap into place at the...
      • 3 Install memory riser board A:
        • a Align the edges of riser board A with the retention brackets on riser board B.
        • b Align the slots on the bottom of riser board A with the ridges inside memory socket 1 on the sy...
        • c Press riser board A straight down into socket 1 until the securing clips snap into place at the...
      • 4 Install the memory riser board retention bracket:
        • a Lower the bracket to the chassis so that the two bracket tabs insert into the chassis slots.
        • b Press the bracket straight down until it is secured in the chassis.
      • Installing Memory Riser Boards
  • Disk Drives and Media
    • Drive Types
    • Installing a CD, Zip, or Other Externally Accessible Drive
      • 1 Turn off the computer and devices, disconnect them from their electrical outlets, and wait 10 t...
      • 2 If you are replacing a drive that is already installed in the computer, continue with step 3. I...
      • 3 Disconnect the DC power cable and interface cable from the back of the drive you are replacing.
      • 4 Remove the drive from the chassis drive bay.
        • a Squeeze together the tabs at each side of the drive to disengage the drive bracket from the cha...
        • b Slide the drive bracket upward, and remove it from the chassis (see the following figures).
      • Removing an Externally Accessible Drive
      • Removing the Diskette Drive
        • 5 Unpack the replacement drive and prepare it for installation.
        • 6 If the replacement drive does not have bracket rails attached, remove the rails from the old dr...
      • Attaching Bracket Rails for an Externally Accessible Drive
        • 7 Slide the drive/bracket assembly into the drive bay until both drive bracket tabs snap securely...
      • Installing an Externally Accessible Drive
      • Installing the Diskette Drive
        • 8 If you are installing a drive that has its own controller card, install the controller card in ...
        • 9 Connect the cables to the drive. See "Attaching Cables for an Externally Accessible Drive."
        • 10 Connect the interface cable(s) to the system board or a controller card, depending on the type...
      • Attaching Cables for an Externally Accessible Drive
      • Attaching Cables for the Diskette Drive
        • 11 Ensure that all cables are firmly connected. Fold cables out of the way to provide airflow for...
        • 12 If the drive bay was previously empty, remove the corresponding insert from the front panel.
        • 13 Close the computer cover.
        • 14 Stand the computer upright.
        • 15 Reconnect the computer and devices to their electrical outlets, and turn them on.
        • 16 Enter system setup and update your drive configuration information:
        • 17 If you installed a hard drive, partition and logically format the drive before proceeding to t...
        • 18 Test the drive to verify that it is operating properly.
    • Installing a Hard Drive
      • 1 Turn off the computer and devices, disconnect them from their electrical outlets, and wait 10 t...
      • 2 If you are replacing a drive that is already installed in the computer, continue with step 3. I...
      • 3 Disconnect the DC power cable and interface cable from the back of the drive you are replacing.
      • 4 Remove the drive from the chassis drive bay.
        • a Squeeze together the tabs at each side of the drive to disengage the drive bracket from the cha...
        • b Slide the drive bracket upward, and remove it from the chassis (see the following figure).
      • Removing a Hard Drive
        • 5 Unpack the replacement drive and prepare it for installation.
        • 6 If the replacement drive does not have bracket rails attached, remove the rails from the old dr...
      • Attaching Bracket Rails for a Hard Drive
        • 7 Slide the drive/bracket assembly into the drive bay until both drive bracket tabs snap securely...
      • Installing a Hard Drive
        • 8 If you are installing a drive that has its own controller card, install the controller card in ...
        • 9 Connect the cables to the drive. See "Attaching Cables for a Hard Drive."
        • 10 Connect the interface cable(s) to the system board or a controller card, depending on the type...
      • Attaching Cables for a Hard Drive
        • 11 Ensure that all cables are firmly connected. Fold cables out of the way to provide airflow for...
        • 12 If the drive bay was previously empty, remove the corresponding insert from the front panel.
        • 13 Close the computer cover.
        • 14 Stand the computer upright.
        • 15 Reconnect the computer and devices to their electrical outlets, and turn them on.
        • 16 Enter system setup and reset the Chassis Intrusion option as described in your User’s Guide, a...
        • 17 Partition and logically format the drive before proceeding to the next step.
        • 18 Run the Dell Diagnostics to test the drive.
        • 19 If the hard drive you installed is the primary drive, install the operating system on the drive.
    • EIDE Device Installation Guidelines
      • Jumper Settings
      • General Guidelines
      • EIDE Cables
    • SCSI Device Installation Guidelines
      • SCSI ID Numbers
        • Default SCSI ID Settings
  • Expansion-Card Airflow Shroud
  • Expansion Cards
  • Expansion-Card Cooling Fan and Guide
  • Control Panel
  • I/O Panel
  • Chassis Intrusion Switch
  • Speaker
  • Microprocessor Airflow Shroud
  • Microprocessor
  • Microprocessor Cooling Fan
  • VRM
  • Computer Battery
  • System Board