IBM 7015-R30, Installation And Service Manual

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4-8
Service Guide
3. If the battery backup unit is installed, set the Master CB2 circuit breaker to On.
4. Set the Master CB1 circuit breaker to On.
Battery
Backup
Unit
Power
Distribution
Unit
Master
CB2
Master
CB1
Power
Distribution
Unit
Rear View of Rack
5. Close the back door of the system unit.
6. Plug all external device power cords into the electrical outlets.
7. Switch on power to all external devices attached to the system unit.
Note: Before setting the Power button to on, wait for the operator panel display to display
the word “Stand-By.”
8. Set the Power button to on (button pushed in).
Key Mode Switch
Normal
Secure
Service
Operator Panel
Power Button
Operator Panel Display