IBM R30 Operator's Manual page 146

5. Close the rear door of the rack.
6. Plug all external device power cords into the electrical outlets.
7. Switch on power to all external devices attached to the rack (including rack expansion
drawers).
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).
Operator Panel
9. If power does not come on, ensure that the power cord is plugged into a grounded
electrical outlet, and refer to "Appendix F. System Power States" for additional startup
and shut down procedures. If this does not solve the problem, refer to the AIX Problem
Solving Guide and Reference manual.
When you press the Power button, the Power light comes on and the system starts
power-on self tests (POST). During the POST, numbers are displayed in the three-digit
display.
5-4
Operator Guide
Power Button
Normal
Secure
Service
Key Mode Switch