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Vostro 3481 Service Manual

PDF

Removing the system board

Prerequisites

  1. Follow the procedure in before working inside your computer
  2. Remove the SD card
  3. Remove the base cover
  4. Remove the battery
  5. Remove the memory module
  6. Remove the WLAN
  7. Remove the SSD
  8. Remove the hard drive assembly
  9. Remove the heatsink
  10. Remove the system fan
  11. Remove the display assembly
  12. Remove the power button board

Steps

  1. Disconnect the following cables from the system board:
    1. Power adapter port cable [1].
    2. eDP cable [2].
    3. VGA daughterboard cable [3]
    4. IO board cable [4].
    5. Touchpad cable [5].
    6. Keyboard cable [6].
    7. Speaker cable [7].
      Image: Removing the system board
  2. Remove the single (M2x4) screw that secures the system board to the palmrest and keyboard assembly [1].
  3. Flip the system board off the palmrest and keyboard assembly [2].
    Image: Removing the system board
  4. Disconnect the VGA daughterboard cable from the system board [1].
  5. Lift the system board off the palm-rest and keyboard assembly [2].
    Image: Removing the system board

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