Replacing the I/O Board
NOTE: 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 dell.com/
regulatory_compliance.
Procedure
1. Align the screw holes on the I/O board to the screw holes on the chassis and place the I/O board in the chassis.
2. Replace the screws that secure the master I/O board to the chassis.
3. Route and connect the cables that you removed from the connectors on the I/O board.
NOTE: The connectors on the I/O board are color coded. Make sure that you match the color of the I/O board
connector with the cable connector. For more information on I/O connectors, see I/O Board Components”.
Post-requisites
1. Replace the left and right side-panels. See “Replacing the Side Panels”.
2. Replace the stability foot.
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