IBM RS/6000 SP, Maintenance Information

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MAP 0120: Supervisor Bus Problem
052 (continued)
– Replace SEPBU power chassis (refer to "FRU Removals and Replacements" in
IBM RS/6000 SP:
Maintenance Information, Volume 3, Locations and Service Procedures).
– Reconnect ac power to frame.
– Go to Step 053 to verify fix.
053
– Perform "Verification Test for Supervisor Bus" in IBM RS/6000 SP: Maintenance Information, Volume 3,
Locations and Service Procedures.
Did this verification test pass?
Yes No
054
– Go to “MAP 0120: Supervisor Bus Problem” on page 1-19, or “MAP 0110: Supervisor
Subsystem” on page 1-10, as appropriate.
055
Problem resolved.
– Put main power switch at front of frame in the On (‘1’) position.
– Go to “MAP 0570: End of Call” on page 1-357.
Chapter 1. Maintenance Analysis Procedures (MAPs)
1-29