Dell NOT22422 Owner's Manual page 75

Steps
1. Remove the two (M1.6x1.8) screws that secure the left speaker in place.
2. Slightly lift the left speaker from the chassis.
CAUTION: Do not completely remove the left speaker, as it is still attached to the tweeter underneath the
system board.
3. Disconnect the smart-card reader FFC cable from the connectors on the USH and SD card reader daughterboard.
4. Peel back the smart-card reader FFC from the palm-rest assembly.
74 Removing and installing Field Replaceable Units (FRUs)