Installing The Input/Output Board - Dell NOT22362 Owner's Manual

3. Remove the base cover.
About this task
The following images indicate the location of the Input/Output board and provide a visual representation of the removal
procedure.
Steps
1. Open the latch and disconnect the I/O board cable from the I/O board.
2. Open the latch and disconnect the fingerprint-reader board cable from the I/O board (if applicable).
3. Remove the two (M2x3.5) screws that secure the I/O board to the palm-rest and keyboard assembly.
4. Lift the I/O board off the palm-rest and keyboard assembly.

Installing the Input/Output board

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 process.
About this task
The following images indicate the location of the I/O board and provide a visual representation of the installation procedure.
Removing and installing Field Replaceable Units (FRUs) 81