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Inspiron 5400 2n1 Service Manual

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Removing the I/O board

Prerequisites

  1. Follow the procedure in Before working inside your computer.
  2. Remove the base cover.

About this task

The following image indicates the location of the I/O-board and provides a visual representation of the removal procedure.

Image: Removing the I/O board

Steps

  1. Remove the two screws (M2.5x5) that secure the left display hinge to the palm-rest and keyboard assembly.
  2. Open the left-display hinge at an angle of 90 degrees.
  3. Peel the tape that secures the I/O-board cable to the I/O board.
  4. Open the latch, and disconnect the I/O-board cable from the I/O board.
  5. Open the latch, and disconnect the fingerprint reader-cable from the I/O board.
  6. Disconnect the coin-cell battery cable from the I/O board.
  7. Remove the screw (M2x3) that secures the I/O board to the palm-rest and keyboard assembly.
  8. Slide and lift the I/O board off the palm-rest and keyboard assembly.
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