Dell G3 15 Service Manual page 52

4 Replace the six screws (M2.5x6) that secure the left and right hinges to the system board and palm rest and keyboard assembly.
5 Route the display cable through the routing guides on the fan and the palm rest and keyboard assembly.
6 Slide the display cable into the connector on the system board and close the latch to secure the cable.
52 Replacing the display assembly