User 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 screw holes on the I/O board with the screw holes on the palm-rest and keyboard assembly.
2 Replace the two screws (M2x3) that secure the I/O board to the palm-rest and keyboard assembly.
3 Connect the ngerprint reader cable to the I/O board and close the latch.
NOTE: Applicable only to computers that are shipped with power button with ngerprint reader.
4 Adhere the tape to the I/O-board cable.
5 Connect the I/O-board cable to the I/O board and close the latch.
Post-requisites
1 Replace the fan.
2 Replace the base cover.
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Replacing the I/O board 41