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Inspiron 3020 Desktop Service Manual

PDF

Installing the system board

Prerequisites

If you are replacing a component, remove the existing component before performing the installation process.

About this task

The following image indicates the slots and connectors on your system board.

system board callout

  1. processor-power cable connector
  2. processor socket
  3. processor-fan cable connector
  4. memory-module slots
  5. system-board power cable connector
  6. coin-cell battery socket
  7. power-button cable connector
  8. media-card reader cable connector
  9. hard-drive power cable connector
  10. optical-drive data cable connector (SATA 3)
  11. M.2 2230 wireless-card slot
  12. hard-drive data cable connector (SATA 1)
  13. hard-drive data cable connector (SATA 0, boot drive)
  14. M.2 2230/2280 solid-state drive slot
  15. PCIe x1 slot (SLOT 2)
  16. PCIe x16 slot (SLOT 3)

The following image(s) indicate the location of the system board and provides a visual representation of the installation procedure.

Installing the system board

Installing the system board

Steps

  1. Slide the front I/O-ports on the system board into the front I/O-slots on the chassis and align the screw holes on the system board with the screw holes on the chassis.
  2. Replace the eight screws (6-32) that secure the system board to the chassis.
  3. Route and connect all the cables that you disconnected from the system board.
    • processor-power cable
    • system-board power cable
    • optical-drive data cable
    • optical-drive power cable
  4. Place and align the front I/O-bracket with I/O slot on the chassis.
  5. Replace the two screws (6-32) that secure the front I/O-bracket to the chassis.

Next steps

  1. Install the processor.
  2. Install the processor fan and heat-sink assembly.
  3. Install the fan shroud.
  4. Install the media-card reader.
  5. Install the coin-cell battery.
  6. Install the wireless card.
  7. Install the graphics card.
  8. Install the hard drive.
  9. Install the solid-state drive.
  10. Install the memory.
  11. Install the front cover.
  12. Install the left-side cover.
  13. Follow the procedure in After working inside your computer.

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