Installing The Power Button With Optional Fingerprint Reader - Dell NOT21990 Owner's Manual

Steps
1. Peel back the tape that secures the optional fingerprint-reader flexible printed circuit to the palm-rest and keyboard
assembly.
2. Remove the screw (M2x2) that secures the power button with optional fingerprint reader to the palm-rest and keyboard
assembly.
3. Lift the power button with optional fingerprint reader off the slot on the palm-rest and keyboard assembly.

Installing the power button with optional fingerprint reader

CAUTION: The information in this section is intended for authorized service technicians only.
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
NOTE: This procedure applies only to computers shipped with a power button with optional fingerprint reader installed.
The following image indicates the location of the power button with optional fingerprint reader and provides a visual
representation of the installation procedure.
Removing and installing Field Replaceable Units (FRUs) 75