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Vostro 3401 Service Manual

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Installing the system board - Cirrus Logic audio

Prerequisites

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

About this task

Installing the system board Step 1

Installing the system board Step 2

Steps

  1. Align and place the system board on the palmrest.
  2. Peel back the Mylar tape from over the screw hole.
  3. Replace the two screws (M2x4) that secures the system board to the palmrest.
  4. 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
  5. 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 heatsink.
  3. Install the system fan.
  4. Install the memory.
  5. Install the SSD.
  6. Install the WLAN.
  7. Install the battery.
  8. Install the base cover.
  9. Install the SD card.
  10. Follow the procedure in after working inside your computer.

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