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Steps
1. Remove the two (M2x3.5) screws that secure the display hinge to the palm-rest and keyboard assembly.
2. Lift the hinge up to access the I/O board.
3. Open the latch and disconnect the I/O daughter board cable from the I/O board.
4. Open the latch and disconnect the fingerprint-reader board cable from the I/O board (applicable if model shipped with a
fingerprint reader).
5. 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)
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