Dell G5 15 Service Manual

Procedure

Replace the heat-sink assembly.
Turn the system board over.
Slide the ports on the system board into the slots on the computer base and align the screw holes on the system board with the screw holes on the computer base.
Replace the four screws (M2x3) that secure the fans to the system board.
Replace the three screws (M2.5x5) that secure the system board to the computer base.
Connect the speaker cable to the system board.
Align and place the USB Type-C port bracket on the system board.
Replace the two screws (M2.5x5) that secure the USB Type-C port bracket to the computer base.
Align and place the power-adapter port bracket on the computer base.
Replace the two screws (M2.5x5) that secure the power-adapter port bracket to the computer base.
Turn the computer base over.
Connect the power-adapter port cable to the system board.
Slide the status-light board cable into the connector on the system board and close the latch to secure the cable.
Slide the hard-drive cable into the connector on the system board and close the latch to secure the cable.
Connect the coin-cell battery to the system board.