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Alienware 15 R4 Service Manual

PDF

Procedure

  1. Turn the computer over.
  2. Peel the tape to access the display cable on the system board.
  3. Open the latch and disconnect the display cable from the system board.
  4. Open the latch and disconnect the power-button board cable from the system board.
  5. Disconnect the logo-board cable from the system board. Image: Removing the system board
  6. Turn the computer over.
  7. Open the latch and disconnect the macro-keys backlight cable (optional) from the system board.
  8. Open the latch and disconnect the macro-keys cable (optional) from the system board.
  9. Open the latch and disconnect the keyboard-backlight cable (optional) from the system board.
  10. Open the latch and disconnect the keyboard cable (optional) from the system board. Image: Removing the system board
  11. Disconnect the coin-cell battery cable from the system board.
  12. Peel the tape to access the coin-cell battery cable on the system board.
  13. Disconnect the power-adapter port cable from the system board.
  14. Disconnect the speaker cable from the system board.
  15. Open the latch and disconnect the RGB per key keyboard cable (optional) from the system board.
  16. Open the latch and disconnect the touchpad cable from the system board.
  17. Peel the tape to access the I/O-board cable on the I/O board.
  18. Open the latch and disconnect the I/O-board cable from the I/O board. Image: Removing the system board
    • NOTE: Note the orientation of the USB Type-C port bracket before removing it from the system board.
  19. Remove the screw (M2.5x5) that secures the USB Type-C port bracket to the system board and lift the USB Type-C port bracket off the system board.
  20. Remove the six screws (M2.5x5) that secure the system-board assembly to the palm-rest assembly.
  21. Lift the system-board assembly off the palm-rest assembly.Image: Removing the system board
  22. Remove the heat-sink assembly.
  23. Disconnect the I/O cable from the back of the system board.
  24. After performing all the above steps, you are left with the system board. Image: System board
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