Power Button; Removing The Power Button - Dell NOT21988 Owner's Manual

Steps
1. Align the ports on the I/O daughter-board to the port openings on the palm-rest and keyboard assembly.
2. Carefully slide and place the I/O daughter-board at an angle, on the palm-rest and keyboard assembly.
3. Align the screw holes on the I/O daughter-board to the screw holes on the palm-rest and keyboard assembly.
4. Replace the two screws (M2x3.5) to secure the I/O daughter-board to the palm-rest and keyboard assembly.
5. Connect the fingerprint reader cable to the connector on the I/O daughter-board and close the latch.
NOTE: This step applies only to computers shipped with a fingerprint reader installed.
6. Connect the I/O daughter-board cable to the connector on the I/O daughter-board and close the latch.
7. Close the left display hinge downwards to align the screw holes on the left display hinge to the screw holes on the I/O
daughter-board and the palm-rest and keyboard assembly.
8. Replace the two screws (M2.5x5) to secure the left display hinge to the I/O daughter-baord and the palm-rest and keyboard
assembly.
Next steps
1. Install the base cover.
2. Follow the procedure in

Power button

Removing the power button

CAUTION: The information in this section is intended for authorized service technicians only.
Prerequisites
1. Follow the procedure in
2. Remove the base cover.
3. Remove the I/O daughter-board.
72 Removing and installing Field Replaceable Units (FRUs)
After working inside your
Before working inside your
computer.
computer.