Installing The Power-Button Board - Dell Inspiron 5400 2n1 Service Manual

About this task
The following image indicates the location of the power button with fingerprint reader and provides a visual representation of the removal
procedure.
Steps
1. Remove the two screws (M2x3) that secure the power-button bracket to the palm-rest and keyboard assembly.
2. Lift the power-button bracket off the palm-rest and keyboard assembly.
3. Peel the tape that secures the I/O-board cable to the I/O board.
4. Open the latch, and disconnect the I/O-board cable from the I/O board.
5. Open the latch, and disconnect the fingerprint reader-cable from the I/O board.
6. Open the latch, and disconnect the power-button cable from the fingerprint reader-board.
7. Lift the power button, along with its cable, off the slot on the palm-rest and keyboard assembly.

Installing the power-button board

Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The following image indicates the location of the power button with fingerprint reader and provides a visual representation of the
installation procedure.
Removing and installing components 39