Dell Precision 7530 Service Manual page 53

d. Turn the system and replace the 2 (M2.0x3.0) and the 11 (M2.0x5.0) screws to secure the palmrest to the system [1, 2].
e. Connect the touchpad cable to the connector on the system board and lock the latch [3].
2. Install the:
Removing and installing components 53