System Board; Removing The System Board - Dell OptiPlex 990 Mini-Tower Service Manual

System Board

Removing The System Board

1. Follow the procedures in
cover .
2. Remove the
front bezel .
3. Remove the
expansion card .
4. Remove the
heat sink and processor .
5. Remove the
6. Disconnect all the cables connected to the system board.
7. Remove the screws that secure the system board to the computer.
Before Working Inside Your Computer .
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