Document Outline

• Notes, Cautions, and Warnings
• Contents
  • 1
• Before Working on Your Computer
  • Recommended Tools
  • Before Working on Your Computer
    • 1 Ensure that the work surface is flat and clean to prevent the computer cover from being scratched.
    • 2 Turn off your computer (see "Turning Off Your Computer" on page 10).
    • 3 Disconnect all telephone or network cables from the computer.
    • 4 Disconnect your computer and all attached devices from their electrical outlets.
    • 5 Press and hold the power button while the system is unplugged to ground the system board.
    • Turning Off Your Computer
      • 1 Shut down the operating system.
      • 2 Ensure that the computer and all attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut down your operating system, press and hold the power button for about 4 seconds to turn them off.
  • Inside View of Your Computer
    • Mini Tower Computer
    • Desktop Computer
  • System Board Components
    • Mini Tower Computer System Board Components
    • Desktop Computer System Board Components
  • After Working on Your Computer
    • 1 Replace the computer cover (see "Replacing the Mini Tower Computer Cover" on page 21).
    • 2 Connect any telephone or network cables to your computer.
    • 3 Connect your computer and all attached devices to their electrical outlets.
    • 4 Turn on your computer.
    • 2
• Computer Cover
  • Mini Tower Computer Cover
    • Removing the Mini Tower Computer Cover
      • 1 Follow the procedure in "Before Working on Your Computer" on page 9.
      • 2 Set your computer on its right side with the computer cover facing up.
      • 3 Release the computer cover by sliding the cover release latch outward. The edge of the cover closest to the latch pops up.
      • 4 Lift the cover away from the computer.
      • 5 Set the cover aside in a secure location.
    • Replacing the Mini Tower Computer Cover
      • 1 Ensure that all cables are connected, and fold cables out of the way.
      • 2 Ensure that no tools or extra parts are left inside the computer.
      • 3 Insert the two clamps on the edge of the chassis into the clamp slots on the cover.
      • 4 Press the computer cover down until you feel a click.
      • 5 Ensure that the cover is seated correctly.
      • 6 Set the computer upright.
      • 7 Follow the procedure in "After Working on Your Computer" on page 17.
  • Desktop Computer Cover
    • Removing the Desktop Computer Cover
      • 1 Follow the procedure in "Before Working on Your Computer" on page 9.
      • 2 Set your computer on its right side with the computer cover facing up.
      • 3 Release the computer cover by sliding the cover release latch outward. The edge of the cover closest to the latch pops up.
      • 4 Lift the cover away from the computer.
      • 5 Set the cover aside in a secure location.
    • Replacing the Desktop Computer Cover
      • 1 Ensure that all cables are connected, and fold cables out of the way.
      • 2 Ensure that no tools or extra parts are left inside the computer.
      • 3 Insert the two clamps on the edge of the chassis into the clamp slots on the cover.
      • 4 Press the computer cover down until you feel a click.
      • 5 Ensure that the cover is seated correctly.
      • 6 Follow the procedure in "After Working on Your Computer" on page 17.
      • 3
• Drive Bezel
  • Removing the Drive Bezel
    • 1 Follow the procedure in "Before Working on Your Computer" on page 9.
    • 2 Remove the computer cover (see "Removing the Mini Tower Computer Cover" on page 19).
    • 3 Locate the blue latch inside the chassis beside the drive bezel along the right edge of the computer. Slide the latch downward and hold it in place.
    • 4 Gently disengage the bezel from the right side, and then release the latch.
  • Replacing the Drive Bezel
    • 1 With the computer set upright, align and insert the clamps on the left edge of the bezel into the bezel clamp slots along the left edge of the front panel.
    • 2 Slide the latch downward and hold it in place.
    • 3 Rotate the front cover toward the computer until the bezel-grips on the right edge of the cover snap into place, and then release the latch.
    • 4 Follow the procedure in "After Working on Your Computer" on page 17.
  • Removing a Drive Bezel Insert
    • 1 Follow the procedure in "Before Working on Your Computer" on page 9.
    • 2 Remove the drive bezel (see "Removing the Drive Bezel" on page 25) and place it facedown on a flat surface.
    • 3 Holding the bezel insert tab for leverage, use a plastic scribe to gently disengage the right-side grip for the bezel insert.
    • 4 Swing the bezel insert to the left to disengage the left-side grip.
  • Replacing a Drive Bezel Insert
    • 1 Place the drive bezel face-down on a flat surface.
    • 2 Holding the bezel insert almost vertically, reseat the left bezel insert grip along the left edge of the rear of the bezel.
    • 3 Push the right side of the bezel insert down until it snaps into place.
    • 4 Follow the procedure in "After Working on Your Computer" on page 17.
    • 4
• Cards
  • PCI and PCI Express Cards
    • Removing a PCI or PCI Express Card From a Mini Tower Computer
      • 1 Follow the procedure in "Before Working on Your Computer" on page 9.
      • 2 Remove the computer cover (see "Removing the Mini Tower Computer Cover" on page 19).
      • 3 Gently push the release lever on the card retention latch to pivot the latch open. The latch remains in the open position.
      • 4 If necessary, disconnect any cables connected to the card.
      • 5 If you are removing the card permanently:
        • a Install a filler bracket in the empty card-slot opening.
        • b Follow the procedure in "After Working on Your Computer" on page 17.
        • c Uninstall the card’s driver. For instructions, see the documentation that came with the card.
      • 6 If you removed a sound card:
        • a Enter the system setup program, go to Onboard Devices and select Integrated Audio, and then change the setting to On. For more information on using the system setup program, see the Dell Technology Guide on your computer or at support.dell.com.
        • b Connect external audio devices to the audio connectors on the back panel of the computer. For assistance with back panel connections, see your Setup and Quick Reference Guide.
      • 7 If you removed an add-in network connector:
        • a Enter the system setup program, go to Onboard Devices and select Integrated NIC, and then change the setting to On. For more information on using the system setup program, see the Dell Technology Guide on your computer or at support.dell.com.
        • b Connect the network cable to the integrated connector on the back panel of the computer. For assistance with back panel connections, see your Setup and Quick Reference Guide.
    • Installing or Replacing a PCI or PCI Express Card in a Mini Tower Computer
      • 1 Remove the computer cover (see "Removing the Mini Tower Computer Cover" on page 19).
      • 2 Gently push the release lever on the card retention latch to pivot the latch open. The latch remains in the open position.
      • 3 If you are installing a new card, remove the filler bracket covering the empty card slot. To remove a filler bracket, gently insert a scribe under the top edge of the bracket.
      • 4 If you are replacing a card that is already installed in the computer, remove the card. If necessary, disconnect any cables connected to the card.
      • 5 If your card includes a card retention bar, remove the bar. Gently pull the securing tab, grasp the card by its top corners, and ease it out of its connector.
      • 6 Prepare the new card for installation.
      • 7 If you are installing the card into the PCI Express x16 card connector, position the card so that the securing slot is aligned with the securing tab, and gently pull the securing tab.
      • 8 Place the card in the connector and press down firmly. Ensure that the card is fully seated in the slot.
      • 9 Before you lower the card retention mechanism, ensure:
      • 10 Secure the card(s) by closing the card retention latch and snapping it into place.
      • 11 Connect any cables that should be attached to the card.
      • 12 Follow the procedure in "After Working on Your Computer" on page 17.
      • 13 IIf you installed a network adapter card and want to turn off the integrated network adapter, use the system setup program. For more information on using the system setup program, see the Dell Technology Guide on your computer or at support.dell.com.
      • 14 Install any drivers required for the card as described in the card documentation.
    • Removing a PCI or PCI Express Card From a Desktop Computer
      • 1 Follow the procedure in "Before Working on Your Computer" on page 9.
      • 2 Remove the computer cover (see "Removing the Desktop Computer Cover" on page 21).
      • 3 Gently push the release lever on the card retention latch to pivot the latch open. The latch remains in the open position.
      • 4 If necessary, disconnect any cables connected to the card.
      • 5 If you are replacing a PCI Express x16 card, remove the installed card by gently pulling the release lever away from the card until you release the securing tab from the dent in the card.
      • 6 Grasp the card by its top corners, and ease it out of its connector.
      • 7 If you are permanently removing the card:
        • a Install a filler bracket to cover the empty card slot.
        • b Follow the procedure in "After Working on Your Computer" on page 17.
        • c Uninstall the card’s driver. For instructions, see the documentation that came with the card.
        • d For more information on using the system setup program, see the Dell Technology Guide on your computer or atsupport.dell.com.
    • Installing or Replacing a PCI or PCI Express Card in a Desktop Computer
      • 1 Follow the procedure in "Before Working on Your Computer" on page 9.
      • 2 Remove the computer cover (see "Removing the Desktop Computer Cover" on page 21).
      • 3 Gently push the release lever on the card retention latch to pivot the latch open. The latch remains in the open position.
      • 4 If you are installing a new card, remove the filler bracket covering the empty card slot. To remove a filler bracket, gently insert a scribe under the top edge of the bracket.
      • 5 Prepare the new card for installation.
      • 6 If you are installing a PCI Express x16 card, hold the securing-tab release lever away from the card connector as you insert the new card into the connector slot.
      • 7 Place the card in the connector and press down firmly. Using the following illustration as a guide, ensure that the card is fully seated in the slot.
      • 8 To secure the cards, gently rotate the release lever downward to move the card retention latch into place.
      • 9 Connect any cables that should be attached to the card.
      • 10 Follow the procedure in "After Working on Your Computer" on page 17.
      • 11 IIf you installed a network adapter card and want to turn off the integrated network adapter, use the system setup program. For more information on using the system setup program, see the Dell Technology Guide on your computer or at support.dell.com.
      • 12 Install any drivers required for the card as described in the card documentation.
  • PS/2 Serial-Port Adapter
    • Removing a PS/2 Serial-Port Adapter From a Mini Tower Computer
      • 1 Follow the procedure in "Before Working on Your Computer" on page 9.
      • 2 Remove the computer cover (see "Removing the Mini Tower Computer Cover" on page 19).
      • 3 Gently push the release lever on the card retention latch to pivot the latch open. The latch remains in the open position.
      • 4 Disconnect the PS/2 serial-port cable from the system board (see "Mini Tower Computer System Board Components" on page 13).
      • 5 If necessary, disconnect any external cables connected to the adapter.
      • 6 Ease the PS/2 serial-port adapter bracket out of its slot.
      • 7 If you are removing the adapter permanently, install a filler bracket in the empty card-slot opening.
      • 8 Before you close the card retention mechanism, ensure that:
      • 9 Secure any remaining card(s) by closing the card retention latch and snapping it into place.
      • 10 Follow the procedure in "After Working on Your Computer" on page 17.
    • Installing or Replacing a PS/2 Serial-Port Adapter in a Mini Tower Computer
      • 1 Follow the procedure in "Before Working on Your Computer" on page 9.
      • 2 Remove the computer cover (see "Removing the Mini Tower Computer Cover" on page 19).
      • 3 Gently lift the release lever on the card retention latch to pivot the latch open. The latch remains in the open position.
      • 4 Remove the filler bracket (if applicable).
      • 5 Align the PS/2 serial-port adapter bracket in the slot and press down firmly. Ensure that the adapter is fully seated in the slot.
      • 6 Secure the card(s) by closing the card retention latch and snapping it into place.
      • 7 Connect the adapter cable to the serial-port adapter connector on the system board (for connector locations, see "Mini Tower Computer System Board Components" on page 13).
      • 8 Follow the procedure in "After Working on Your Computer" on page 17.
    • Removing a PS/2 Serial-Port Adapter From a Desktop Computer
      • 1 Follow the procedure in "Before Working on Your Computer" on page 9.
      • 2 Remove the computer cover (see "Removing the Desktop Computer Cover" on page 21).
      • 3 Gently lift the release lever on the card retention latch to pivot the latch open. The latch remains in the open position.
      • 4 Disconnect the PS/2 serial-port cable from the system board (see "Desktop Computer System Board Components" on page 15).
      • 5 Ease the PS/2 serial-port adapter bracket out of its slot.
      • 6 If you are removing the adapter permanently, install a filler bracket in the empty card-slot opening.
      • 7 Before you close the card retention mechanism, ensure that:
      • 8 Secure any remaining card(s) by closing the card retention latch and snapping it into place.
      • 9 Follow the procedure in "After Working on Your Computer" on page 17.
    • Installing or Replacing a PS/2 Serial-Port Adapter in a Desktop Computer
      • 1 Follow the procedure in "Before Working on Your Computer" on page 9.
      • 2 Remove the computer cover (see "Removing the Desktop Computer Cover" on page 21).
      • 3 Gently lift the release lever on the card retention latch to pivot the latch open. The latch remains in the open position.
      • 4 Remove the filler bracket (if applicable).
      • 5 Align the PS/2 serial-port adapter bracket in the slot and press down firmly. Ensure that the adapter is fully seated in the slot.
      • 6 Before you close the card retention mechanism, ensure that:
      • 7 Secure the card(s) by closing the card retention latch and snapping it into place.
      • 8 Connect the adapter cable to the PS/2 serial-port adapter connector on the system board (see "Desktop Computer System Board Components" on page 15).
      • 9 Follow the procedure in "After Working on Your Computer" on page 17.
  • Removing a Card From the Optional Riser-Card Cage
    • 1 Follow the procedure in "Before Working on Your Computer" on page 9.
    • 2 Remove the computer cover (see "Removing the Desktop Computer Cover" on page 21).
    • 3 Remove the riser-card cage:
      • a Check any cables connected to cards through the back panel openings.
      • b Rotate the riser-card cage handle up and gently pull on the handle and lift the riser-card cage up and away from the computer.
    • 4 Gently push the release lever on the card retention latch to pivot the latch open. The latch remains in the open position.
    • 5 Disconnect any card cables from the system board (see "Desktop Computer System Board Components" on page 15).
    • 6 Grasp the card by its top corners, and ease it out of its connector.
    • 7 If you are removing a card permanently, install a filler bracket in the empty card-slot opening.
    • 8 Before you close the card retention mechanism, ensure:
    • 9 Secure the card(s) by closing the card retention latch and snapping it into place.
    • 10 Replace the riser-card cage:
      • a Align the tabs in the side of the riser-card cage with the slots on the side of the computer, and slide the riser-card cage down into place.
      • b Ensure that the riser-card connectors are fully seated in the connectors on the system board.
      • c Rotate the riser-card cage handle to the down position.
  • Installing or Replacing a Card in the Optional Riser-Card Cage
    • 1 Follow the procedure in "Before Working on Your Computer" on page 9.
    • 2 Remove the computer cover (see "Removing the Desktop Computer Cover" on page 21).
    • 3 Remove the riser-card cage:
      • a Disconnect any cables connected to cards through the back panel openings.
      • b Rotate the riser-card cage handle up and gently pull on the handle to lift the riser-card cage up and away from the computer.
    • 4 Gently push the release lever on the card retention latch to pivot the latch open. The latch remains in the open position.
    • 5 If you are installing a new card, remove the filler bracket to create an empty card-slot opening.
    • 6 If you are replacing a card that is already installed in the computer, remove the card (see "Removing a PCI or PCI Express Card From a Desktop Computer" on page 35 or "Removing a PS/2 Serial-Port Adapter From a Desktop Computer" on page 46).
    • 7 If necessary, disconnect any cables connected to the adapter.
    • 8 Align the card in the slot and press down firmly. Ensure that the adapter is fully seated in the slot.
    • 9 Before you close the card retention mechanism, ensure:
    • 10 Secure the card(s) by closing the card retention latch and snapping it into place.
    • 11 Connect any card cables to the system board as appropriate (see "Desktop Computer System Board Components" on page 15).
    • 12 Replace the riser-card cage:
      • a Align the tabs in the side of the riser-card cage with the slots on the side of the computer, and slide the riser-card cage down into place.
      • b Ensure the riser-card connectors are fully seated in the connectors on the system board.
      • c Rotate the riser-card cage handle downward to secure it into place.
    • 13 Connect any disconnected cables.
    • 14 Follow the procedure in "After Working on Your Computer" on page 17.
    • 15 Install any drivers required for the card. For instructions on installing driver, see the documentation that came with the card.
    • 5
• Drives
  • About the Drives
    • Recommended Drive Cable Connections
    • Connecting Drive Cables
    • Drive Interface Connectors
      • SATA Connector
    • Connecting and Disconnecting Drive Cables
  • Optical Drive
    • Removing an Optical Drive From the Mini Tower Computer
      • 1 Follow the procedure in "Before Working on Your Computer" on page 9.
      • 2 Remove the computer cover (see "Removing the Mini Tower Computer Cover" on page 19).
      • 3 Remove the drive bezel (see "Removing the Drive Bezel" on page 25).
      • 4 Disconnect the optical drive data cable from the system board connector.
      • 5 Disconnect the power cable and the optical drive data cable from the back of the drive.
      • 6 Remove the screw securing the optical drive to the optical drive bay.
      • 7 Slide the optical drive out through the front of the computer.
      • 8 If you are removing the drive permanently:
        • a Install the drive panel insert (see "Installing an Optical Drive Panel Insert" on page 59).
        • b Remove the unused data cable from the computer.
        • c Install a drive panel insert to cover the empty drive bay opening (see "Installing an Optical Drive Panel Insert" on page 59).
        • d Follow the procedure in "After Working on Your Computer" on page 17.
        • e Update the drive configuration information in the system setup program. For more information on using the system setup program, see the Dell Technology Guide on your computer or at support.dell.com.
    • Replacing or Adding an Optical Drive in the Mini Tower Computer
      • 1 If necessary, remove the drive panel insert (see "Removing an Optical Drive Panel Insert" on page 59).
      • 2 Gently slide the optical drive into place, aligning the screw holes in the optical drive bay and optical drive.
      • 3 Tighten the screw securing the optical drive.
      • 4 Connect the power and data cables to the drive.
      • 5 Connect the data cable to the system board connector on the system board.
      • 6 Follow the procedure in "After Working on Your Computer" on page 17.
      • 7 Update the drive configuration information in the system setup program. For more information on using the system setup program, see the Dell Technology Guide on your computer or at support.dell.com.
      • 8 Verify that your computer works correctly by running the Dell Diagnostics (see "Dell Diagnostics" on page 136).
    • Removing an Optical Drive Panel Insert
    • Installing an Optical Drive Panel Insert
      • 1 Align the insert with the empty bay opening.
      • 2 Install two screws to secure the optical panel insert in place.
    • Removing the Optical Drive From the Desktop Computer
      • 1 Follow the procedure in "Before Working on Your Computer" on page 9.
      • 2 Remove the computer cover (see "Removing the Desktop Computer Cover" on page 21).
      • 3 Pull up on the drive release latch, slide the drive toward the back of the computer, and lift the drive from the computer.
      • 4 Disconnect the power and data cables from the back of the drive.
    • Replacing the Optical Drive in the Desktop Computer
      • 1 Unpack the drive and prepare it for installation. Check the documentation that accompanied the drive to verify that the drive is configured for your computer.
      • 2 If you are installing a new drive:
        • a Remove the inserts (see "Removing an Optical Drive Panel Insert" on page 59).
        • b Insert the three shoulder screws removed from the insert into the sides of the new drive and tighten them.
        • c Lift the drive release latch up and insert the new optical drive.
      • 3 Connect the power and data cables to the drive.
      • 4 Align the shoulder screws with the screw guides, and slide the drive into the bay until it clicks into place.
      • 5 Check all cable connections, and fold cables out of the way to provide airflow for the fan and cooling vents.
      • 6 Follow the procedure in "After Working on Your Computer" on page 17.
      • 7 Update the configuration information in the system setup program by setting the appropriate Drive option (0 or 1) under Drives...
      • 8 Verify that your computer works correctly by running the Dell Diagnostics (see "Dell Diagnostics" on page 136).
  • Floppy Drive or Media Card Reader
    • Removing a Floppy Drive or Media Card Reader From the Mini Tower Computer
      • 1 Disable the floppy drive or media card reader in the system setup program. For more information on using the system setup program, see the Dell Technology Guide on your computer or at support.dell.com.
      • 2 Follow the procedure in "Before Working on Your Computer" on page 9.
      • 3 Remove the computer cover (see "Removing the Mini Tower Computer Cover" on page 19).
      • 4 Remove the drive panel insert by sliding the drive release latch downward.
      • Drive Panel Insert
        • 5 Disconnect the power and data cables from the back of the floppy drive.
        • 6 Grasp the drive release latch and slide it toward the bottom of the computer until the drive panel snaps open. While holding the drive release latch in place, slide the drive out of the computer.
    • Replacing or Adding a Floppy Drive or Media Card Reader in the Mini Tower Computer
      • 1 If you are replacing a floppy drive or media card reader, remove the shoulder screws from the existing drive and attach the screws to the replacement drive.
      • 2 If you are installing a new floppy drive or media card reader:
        • a Remove the drive panel insert installed in the drive bay.
        • b Remove the four shoulder screws from the drive panel insert.
        • c Attach the shoulder screws to the new drive or media card reader.
      • Drive Panel Insert
        • 3 Align the shoulder screws on the floppy drive or media card reader with the shoulder screw guides in the bay, and gently slide the drive into the bay until it clicks into place.
        • 4 Attach the power and data cables to the floppy drive or media card reader and to the system board.
        • 5 Follow the procedure in "After Working on Your Computer" on page 17.
        • 6 Enable the new floppy drive or media card reader in the system setup program. For information on using the system setup program, see the Dell Technology Guide on your computer or at support.dell.com.
        • 7 Verify that your computer works correctly by running the Dell Diagnostics (see "Dell Diagnostics" on page 136).
    • Removing a Floppy Drive or Media Card Reader From the Desktop Computer
      • 1 Follow the procedure in "Before Working on Your Computer" on page 9.
      • 2 Remove the computer cover (see "Removing the Mini Tower Computer Cover" on page 19).
      • 3 Remove the optical drive and set it aside (see "Removing the Optical Drive From the Desktop Computer" on page 59).
      • 4 Pull up on the drive release latch and slide the floppy drive or media card reader toward the back of the computer. Then, lift up to remove the drive from the computer.
      • 5 Disconnect the power and data cables from the back of the floppy drive or media card reader.
      • 6 If you are removing the floppy drive or media card reader permanently:
        • a Install the drive panel insert by lowering it into the drive bay until it clicks into place.
        • b Remove the data cable from the system board and remove it from the computer.
        • c Follow the procedure in "After Working on Your Computer" on page 17.
        • d Enter the system setup program to update the drive configuration information. For more information on using the system setup program, see the Dell Technology Guide on your computer or at support.dell.com.
    • Replacing or Adding a Floppy Drive or Media Card Reader in the Desktop Computer
      • 1 If you are installing a new floppy drive or media card reader:
        • a Remove the drive panel insert installed in the drive bay.
        • b Remove the four shoulder screws from the drive panel insert.
        • c Attach the shoulder screws to the new floppy drive or media card reader.
      • Drive Panel Insert
        • 2 If you are replacing an existing floppy drive or media card reader, remove the four shoulder screws from the existing drive or media card reader.
        • 3 Insert the four shoulder screws into the sides of the new floppy drive or media card reader, and tighten them.
        • 4 Attach the power and data cables to the floppy drive or media card reader.
        • 5 Align the shoulder screws with the screw guides on the chassis, and slide the drive into the bay (the slot labeled "2") until it clicks into place.
        • 6 Replace the optical drive (see "Replacing the Optical Drive in the Desktop Computer" on page 60).
        • 7 Check all cable connections, and fold cables out of the way to provide airflow for the fan and cooling vents.
        • 8 Follow the procedure in "After Working on Your Computer" on page 17.
        • 9 Enable the new floppy drive or media card reader in the system setup program. For more information on using the system setup program, see the Dell Technology Guide on your computer or at support.dell.com.
        • 10 Verify that your computer works correctly by running the Dell Diagnostics (see "Dell Diagnostics" on page 136).
  • Hard Drives
    • Removing a Hard Drive From the Mini Tower Computer
      • 1 Follow the procedure in "Before Working on Your Computer" on page 9.
      • 2 Remove the computer cover (see "Removing the Mini Tower Computer Cover" on page 19 or "Removing the Desktop Computer Cover" on page 21).
      • 3 Disconnect the power and data cables from the drive.
      • 4 Disconnect the data cable from the system board.
      • 5 Press the release tabs inwards, and slide the drive out of the bay.
      • 6 If you are permanently removing this drive:
        • a Remove the data cable from the computer.
        • b Follow the procedure in "After Working on Your Computer" on page 17.
        • c Enter the system setup program and navigate to the Drives section. Under Drive 0 through 3, set Drive to the correct configura...
    • Replacing or Adding a Hard Drive in a Mini Tower Computer
      • 1 Check the documentation for the drive to verify that it is configured for your computer.
      • 2 If you are replacing a hard drive, you must first swap the old drive for the new drive in the existing hard drive bracket (see "Hard Drive Bracket - Mini Tower Computer" on page 74).
      • 3 Slide the hard drive into the hard drive bay, gently push until it clicks in place.
      • 4 Connect the power and data cables to the drive.
      • 5 Connect the data cable to the system board.
      • 6 Check all cables to be certain that they are properly connected and firmly seated.
      • 7 Follow the procedure in "After Working on Your Computer" on page 17.
      • 8 Enter the system setup program and update the drive configuration. For more information on using the system setup program, see the Dell Technology Guide on your computer or at support.dell.com.
      • 9 Verify that your computer works correctly by running the Dell Diagnostics (see "Dell Diagnostics" on page 136).
      • Hard Drive Bracket - Mini Tower Computer
        • 1 Place the hard drive in its bracket face-down on a flat surface.
        • 2 While gently pulling the edges of the bracket away from the hard drive, lift the hard drive out of the bracket.
        • 3 Place the hard drive bracket on a flat surface, with the label face-up.
        • 4 With the top edge of the hard drive oriented toward the bracket tabs, seat the left edge into the bracket, inserting the pins on the bracket into the pinholes on the hard drive.
        • 5 Pull the right edge of the bracket out and seat the right edge of the hard drive, inserting the pins on the bracket into the pinholes on the hard drive.
    • Removing a Hard Drive From a Desktop Computer
      • 1 Check the documentation for the drive to verify that it is configured for your computer.
      • 2 Follow the procedure in "Before Working on Your Computer" on page 9.
      • 3 Remove the computer cover (see "Removing the Mini Tower Computer Cover" on page 19 or "Removing the Desktop Computer Cover" on page 21).
      • 4 Remove the optical drive from the bay and set it aside (see "Removing the Optical Drive From the Desktop Computer" on page 59).
      • 5 Remove the floppy drive from the 3.5-inch bay and set it aside (see "Removing a Floppy Drive or Media Card Reader From the Desktop Computer" on page 66).
      • 6 Press the two plastic securing clips on each side of the drive, and slide the drive toward the back of the computer.
      • 7 Lift the drive out of the computer.
      • 8 Disconnect the power and data cables from the drive.
    • Replacing or Adding a Hard Drive in a Desktop Computer
      • 1 Check the documentation for the drive to verify that it is configured for your computer.
      • 2 Unpack the replacement hard drive, and prepare it for installation.
      • 3 If your replacement hard drive does not have the plastic hard-drive bracket attached, install the new drive in the existing bracket (see "Hard Drive Bracket - Desktop Computer" on page 79) .
      • 4 Connect the power and data cables to the drive.
      • 5 Locate the correct bay for the drive, and slide the drive into the bay until it clicks into place.
      • 6 Replace the floppy drive (see "Replacin