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Power supply, Removing the power supply, 16 power supply – Dell OptiPlex 390 (Mid 2011) User Manual

Page 47

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16

Power Supply

Removing The Power Supply

1. Follow the procedures in

Before Working Inside Your Computer

.

2. Remove the

cover

.

3. Remove the

PSU thermal sensor

.

4. Disconnect the 4–pin power cable from the system board.

5. Unthread the 4–pin power cable from the chassis clips.

6. Disconnect the 24–pin power cable from the system board.

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