Control Data Corporation CYBER 180 810 Maintenance And Parts Manual page 121

5. Open the back doors of the computer cabinet.
6. Detach the back cover of the power module by removing three holding
screws.
7. Remove two frame holding screws from the faulty power supply securing
plate.
8. Pull out power supply from the back of the power module.
REPLACEMENT
1. Detach securing plate from faulty power supply by removing the two
holding screws and install plate onto new power supply.
2. Replace power supply by reversing removal procedure steps 5 through 8.
3. Reconnect two terminal wires.
CAUTION
Make sure wire reconnections are red to +,
blue to -
4. Reconnect connector to the power supply.
5. Apply power to computer cabinet following Computer Cabinet Power Up
procedure.
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