Alienware 15 R3 Service Manual

Replace the heat-sink assembly.

Align the screw holes on the system board with the screw holes on the palm-rest assembly.

Replace the six screws (M2.5x5) that secure the system-board assembly to the palm-rest assembly.

Align the screw hole on the USB Type-C port bracket with the screw hole on the system board.

Replace the screw (M2.5x5) that secures the USB Type-C port bracket to the system board.

Slide the I/O-board cable into the connector on the I/O-board and close the latch to secure the cable.

Adhere the tape that secures the I/O-board cable to the I/O board.

Slide the touch-pad cable and macro-keys backlight cable into the connectors on the system board and close the latches to secure the cables.

Connect the power-adapter port cable and speaker cable to the system board.

Route the coin-cell battery through the routing channel and adhere the tape to secure the cable.

Connect the coin-cell battery cable to the system board.

Turn the computer over.

Connect the logo board cable to the system board.

Slide the power-button board cable into its slot on the system board and close the latch to secure the cable.

Slide the display cable into the connector on the system board and close the latch to secure the cable.

Adhere the tape that secures the display cable to the system board.

Procedure