Steps
1. Remove the two screws (M2.5x5) that secure the left display hinge to the palm-rest and keyboard assembly.
2. Using a plastic scribe, lift the left display hinge away from the palm-rest and keyboard assembly to access the I/O daughter-
board.
3. Open the latch and disconnect the I/O daughter-board cable from the connector on the I/O daughter-board.
4. Open the latch and disconnect the fingerprint reader cable from the I/O daughter-board.
NOTE: This step applies only to computers shipped with a fingerprint reader installed.
5. Remove the two screws (M2x3.5) that secure the I/O daughter-board to the palm-rest and keyboard assembly.
6. Carefully slide and remove the I/O daughter-board at angle, from the palm-rest and keyboard assembly, to clear the ports
from the port openings.
Installing the I/O daughter-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 procedure.
About this task
The following images indicate the location of the I/O daughter-board and provide a visual representation of the installation
procedure.
Removing and installing Field Replaceable Units (FRUs)
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