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XPS 13 9315 / XPS 9315 Service Manual

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Installing the I/O daughter-board

Prerequisites

If you are replacing a component, remove the existing component before performing the installation process.

About this task

The following image(s) indicate the location of the I/O daughter-board and provides a visual representation of the installation procedure.

Image: Installing the I/O daughter-board

Steps

  1. Align the screw holes of the I/O daughter-board with the screw holes of the palm-rest and keyboard assembly.
  2. Place the I/O daughter-board on the palm-rest and keyboard assembly.
    NOTE Ensure the right Thunderbolt 4 port of the I/O daughter-board is aligned with the right port hole of the palm-rest and keyboard assembly.
  3. Replace the two screws (M1.6x1.5) that secure the I/O daughter-board to the palm-rest and keyboard assembly.
  4. Place the I/O daughter-board interposer board on the I/O daughter-board.
    NOTE Ensure the cutouts of I/O daughter-board interposer board are aligned with the stubs on the I/O daughter-board.
    CAUTION The pins on the interposer board are fragile. Hold and lift the interposer board from the edges or the sides.
    Image: Handling of the interposer board
  5. Connect the I/O daughter-board cable to the I/O daughter-board interposer board.
  6. Replace the screw (M1.6x2.8) that secures the I/O daughter-board cable to the I/O daughter-board interposer board.
  7. Connect the right speaker cable to the I/O daughter-board.
  8. Connect the fingerprint-reader cable and close the latch of the fingerprint-reader cable connector on the I/O daughter-board.

Next steps

  1. Install the fan.
  2. Install the base cover.
  3. Follow the procedure in After working inside your computer.

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