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System Board

Dell™ OptiPlex™ Service Manual—Mini-Tower

WARNING: Before working inside your computer, read the safety information that shipped with your
computer. For additional safety best practices information, see the Regulatory Compliance Homepage at
www.dell.com/regulatory_compliance.

Removing the System Board

1. Follow the procedures in Before Working Inside Your Computer.
2. Remove the memory.
3. Remove the video card.
4. Remove the heat sink.
5. Disconnect the processor fan cable.
6. Disconnect the processor power cable.