XPS 13 7390 Service Manual

Procedure

1. Remove the screw (M1.6x3) that secures the wireless antenna and camera-cable bracket to the system board.
2. Lift the wireless antenna and camera-cable bracket from the system board.
3. Disconnect and lift the wireless antenna and camera-cable bracket from the system board, peeling off the tape securing the camera cable to the heat-sink assembly.
   
4. Disconnect the left-fan cable from the system board.
5. Disconnect the right-fan cable from the system board.
6. In reverse-sequential order (as indicated on the heat sink), remove the four screws (M2x3) that secure the heat-sink assembly to the system board.
7. Remove the two screws (M1.6x3) that secure the heat-sink assembly to the system board.
8. Lift the heat-sink assembly along with the left-fan and the right-fan cable off the system board.