1. Follow the procedure in Before working inside your computer.
2. Remove the base cover.
3. Remove the battery.
4. Remove the fan (discrete graphics card) or fan (integrated graphics card), whichever applicable.
5. Remove the I/O board.
About this task
The following image indicates the location of power button with optional fingerprint reader and provides a visual representation of the
removal procedure.
Steps
1. Remove the two screws (M1.4x2.3) that secure the power button with fingerprint reader to the palm-rest assembly.
2. Open the latch and disconnect the power-button cable from the fingerprint-reader board.
3. Peel the tapes that secure the finger-print reader cable and the fingerprint-reader board to the keyboard.
4. Lift the power button with optional fingerprint-reader, along with the finger-print reader cable off the palm-rest assembly.
Installing the power button with optional fingerprint
reader
Prerequisites
NOTE:
This procedure is only applicable for computers shipped with a fingerprint reader.
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 power button with optional fingerprint reader and provides a visual representation of the
installation procedure.
46
Removing and installing components
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