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XPS 17 9720 Service Manual

PDF

Removing the antenna

Prerequisites

  1. Follow the procedure in Before working inside your computer.
    NOTE:The Service Tag of your computer is stored in the system board. Enter the Service Tag in the BIOS setup program after you replace the system board.
    NOTE:Replacing the system board removes any changes that you have made to the BIOS using the BIOS setup program. Make the appropriate changes again after you replace the system board.
    NOTE:Before disconnecting the cables from the system board, note the location of the connectors so that you can reconnect the cables correctly after you replace the system board.
  2. Remove the base cover.
  3. Remove the battery.
  4. Remove the memory module.
  5. Remove the M.2 2230 solid-state drive.
  6. Remove the M.2 2280 solid-state drive.
  7. Remove the heat sink (for systems shipped with integrated graphics) or the heat sink (for systems shipped with discrete graphics).
    NOTE:The system board can be removed or installed together with the heat sink attached. This simplifies the procedure and avoids breaking the thermal bond between the system board and the heat sink.
  8. Remove the left fan.
  9. Remove the right fan.
  10. Remove the audio daughter-board.
  11. Remove the display assembly.
  12. Remove the system board.

About this task

The following image indicates the location of the antennas and provides a visual representation of the removal procedure.

Image: Removing the antenna

Steps

  1. Remove the four (M2x2) screws that secure the right antenna to the palm-rest and keyboard assembly.
  2. Remove the four (M2x2) screws that secure the left antenna to the palm-rest and keyboard assembly.
  3. Peel off the tapes that secure the antenna cable to the palm-rest and keyboard assembly.
  4. Note the routing of the antenna cables along the routing guides on the palm-rest and keyboard assembly.
  5. Remove the antenna cable from the routing guides on the palm-rest and keyboard assembly.
  6. Lift the left and the right antenna, along with its cables, off the palm-rest and keyboard assembly.

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