Installing The Power Button With Fingerprint Reader - Dell P125F Service Manual

Steps
1. Remove the two screws (M2.5x5) that secure the left display hinge to the system board.
2. Open the left display hinge at an angle of 90 degrees.
3. Open the latch and disconnect the power-button board cable from the I/O board.
4. Open the latch and disconnect the finger-print reader cable from the power-button board.
5. Remove the two screws (M2x3) that secure the power-button board to the palm-rest and keyboard assembly.
6. Lift the power-button board off the palm-rest and keyboard assembly.
7. Lift the power button with optional fingerprint reader off the palm-rest and keyboard assembly.

Installing the power button with fingerprint reader

Prerequisites
CAUTION: The information in this section is intended for authorized service technicians only.
If you are replacing a component, remove the existing component before performing the installation process.
42 Removing and installing components