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Inspiron 7591 Service Manual

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Removing the I/O board

  1. Follow the procedure in Before working inside your computer.
  2. Remove the base cover.
  3. Remove the battery.
  4. Remove the GPU fan.

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

Image: Removing the I/O board

  1. Open the latch and disconnect the I/O-board cable from the I/O board.
  2. Open the latch and disconnect the fingerprint reader cable from the I/O board.
  3. Disconnect the coin-cell battery cable from the I/O board.
  4. Remove the three screws (M2x3) that secure the I/O board to the palm-rest and keyboard assembly.
  5. Lift the I/O board off the palm-rest and keyboard assembly.

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