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Dell OptiPlex 990 (Early 2011) User Manual

Page 45

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3. Tighten the single screw to secure the Input/Output panel to the chassis.
4. Thread the Input/Output panel or the FlyWire cable into the chassis clip.
5. Connect the Input/Output panel or the FlyWire cable to the system board.
6. Install the

front bezel

.

7. Install the

cover

.

8. Follow the procedures in

After Working Inside Your Computer

.

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