Replacing the I/O-board interposersWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow thesteps in Before working inside your computer. After working inside your computer, follow the instructions in After working insideyour computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance.Topics:• Procedure• Post-requisitesProcedure1 Using the alignment posts, place the two I/O-board interposers on the system board.2 Align the screw holes on the I/O-board cable with the screw holes on the I/O-board interposers and adhere the I/O-board cable tothe fans.3 Replace the four screws (M1.6x5.5) that secure the I/O-board cable to the system board.8Replacing the I/O-board interposers 23