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XPS 27 Service Manual

PDF

Procedure

  1. Press the securing clip to release the power button cable from its connector.
  2. Press the securing clip to release the diagnostic button and light cable from its connector.
  3. Disconnect the USB dongle cable from the system board.
  4. Remove the four screws (M3X4) that secure the I/O panel to the middle frame and system board.
  5. Lift the I/O panel off the middle frame.Image: Removing the I/O panel
  6. Remove USB-dongle port.
  7. Remove the Diagnostic light button board .

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