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Inspiron 14 5401 Service Manual

PDF

Removing the system board

Prerequisites

  1. Follow the procedure in before working inside your computer.
  2. Remove the base cover.
  3. Remove the memory module.
  4. Remove the WLAN card.
  5. Remove the solid-state drive in M.2 slot one.
  6. Remove the solid-state drive in M.2 slot two.
  7. Remove the battery.
  8. Remove the heat sink.

About this task

The following images indicate the location of the system board and provide a visual representation of the removal procedure.

Image: Disconnecting cables from the system board

Image: Removing the system board

Steps

  1. Remove the two (M2.5x5) screws that secure the right display hinge to the system board.
  2. Peel the transparent tape, open the latch, and disconnect the display cable.
  3. Disconnect the power-adapter port cable from the system board.
  4. Peel and lift the mylar that covers the I/O-board cable.
  5. Disconnect the fan cable.
  6. Open the latch and disconnect the I/O-board cable.
  7. Peel the tape that covers the USB Type-C port bracket.
  8. Remove the two (M2x3) screws that secure the USB Type-C port bracket to the system board.
  9. Lift the USB Type-C port bracket off the system board.
  10. Disconnect the speaker cable from the system board.
  11. Disconnect the touchpad cable from the system board.
  12. Disconnect the keyboard backlight cable from the system board.
  13. Disconnect the keyboard cable from the system board.
  14. Remove the two (M2x3) screws that secure the system board to the palm-rest and keyboard assembly.
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