Dell OptiPlex 990 - Input;Output Panel Service; Removing the Input;Output Board

Input/Output Panel 13
Removing the Input/Output Board
1. Follow the procedures in Before Working Inside Your Computer .
2. Remove the cover .
3. Remove the front bezel .
4. Remove the drive cage .
5. Disconnect the Input/Output board cable from the system board.
6. Remove the screws that secure the Input/Output bracket.
7. Remove the Input/Output bracket from the chassis.
8. Remove the screws that secure the Input/Output board.
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