Dell XPS 9Q33 Owner's Manual page 22

2 Disconnect the coin-cell battery cable from the system board.
3 Note the routing of the coin-cell battery cable and remove the cable from the
routing guides.
4 Peel off the coin-cell battery from the keyboard.
5 Lift the coin-cell battery, along with its cable, off the keyboard.
1
1 coin-cell battery cable
22
| Removing the Coin-Cell Battery
2
2 coin-cell battery