Removing And Replacing The Power Supply - Digital Equipment 3100R Series Service Maintenance Manual

FRU Replacement

Removing and Replacing the Power Supply

1. Turn off
2. Remove the front bezel.
3. Remove the two screws securing the server to the rack and then slide it out.
4. Remove the screw securing the top cover to the server.
5. Remove the top cover.
6. Disconnect the power supply cables from the main logic board.
7. Remove the four screws securing the power supply to the chassis.
8. Slide the power supply forward to release it from the chassis.
9. Lift the power supply up and away from the chassis.
10. Replace the power supply by performing the removal steps in reverse order.
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the server