Dell Inspiron 16 7630 Service Manual page 51

Steps
1. Disconnect the fan cable from the system board.
2. Peel the tape that secures the I/O-board connector latch to the system board.
3. Lift the latch and disconnect the I/O-board cable from the system board.
4. Disconnect the speaker cables from the connector on the system board.
5. Using the pull tab, disconnect the speaker-board cable from the system board.
6. Lift the latch and disconnect the touchpad cable from the system board.
7. Lift the latch and disconnect the keyboard cable from the system board.
Removing and installing components 51