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Vostro 3405 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 images 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. Align and place the system board on the palmrest.
  2. Replace the single (M2x4) screw that secures the system board to the palmrest.
  3. Connect the following cables to the system board:
    1. Speaker cable
    2. Keyboard FFC
    3. Keyboard backlight FFC
    4. Touchpad FFC
    5. Hard drive FFC
    6. IO board FFC
    7. Power adapter port cable
    8. Fingerprint reader FFC
    9. Power button FFC from the system board
  4. Fold back the right hinge and install the two (M2.5x5) screws to secure it to the palmrest.

Next steps

  1. Install the display assembly.
  2. Install the wireless card.
  3. Install the heat sink.
  4. Install the fan.
  5. Install the memory modules.
  6. Install the M.2 2230 solid-state drive.
  7. Install the M.2 2280 solid-state drive.
  8. Install the battery.
  9. Install the base cover.
  10. Install the SD card.
  11. Follow the procedure in After working inside your computer.
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