Service Manual

Replacing the I/O board
WARNING: Before working inside your computer, read the safety information that shipped with your computer and
follow the steps in Before working inside your computer. After working inside your computer, follow the instructions
in
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at
www.dell.com/regulatory_compliance.
Procedure
1 Align the USB ports on the I/O board with the slots on the palm-rest assembly.
2 Align the screw hole on the I/O board with the screw hole on the palm-rest assembly and replace the screw (M2x5) that
secures the I/O board to the palm-rest assembly.
3 Connect the I/O-board cable to the connector on the I/O board and close the latch to secure the cable.
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