Dell OptiPlex XE - Removing the System Board; Replacing the System Board

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System Board
Dell™OptiPlex™XEServiceManual—Desktop
Removing the System Board
1. Follow the procedures in Before Working Inside Your Computer.
2. Remove the optical drive.
3. Remove the secondary hard drive (if available).
4. Remove the primary hard drive.
5. Remove the expansion card(s).
6. Remove the memory module(s).
7. Remove the heat sink and processor.
8. Remove the power supply.
9. Disconnect chassis intrusion switch, I/O panel, internal speaker, fan, and thermal sensor cables from the system board.
10. Remove the screws that secure the system board to the chassis.
11. Lift the system board up and away from the chassis.
Replacing the System Board
To replace the system board, perform the above steps in reverse order.
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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.
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