IBM RS/6000 SP, Maintenance Information

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MAP 0290: 332 MHz SMP Node Environment
050 (continued)
Is the power supplies green LED Off or flashing?
Yes No
051
– Go to Step 055.
052
– Place the 332 MHz SMP node in service position, and replace the front assembly FRU. Refer to
"Replacing the CPU and I/O Expansion Power Assemblies" in
IBM RS/6000 SP: Maintenance Informa-
tion, Volume 3, Locations and Service Procedures.
– Replace the 332 MHz SMP node from the service position.
Is the power supplies green LED Off or flashing?
Yes No
053
– Go to Step 055.
054
– Go to “MAP 0430: dc Power Loss from Bulk dc Power Supply(s)” on page 1-250
055
– Remove processor node from service position.
– Reconnect all cables at rear of the processor node.
– Put circuit breakers at front of processor node in On (‘1’) position.
– Go to “MAP 0570: End of Call” on page 1-357.
056
“...cooling problem...” or fan problem condition exists.
– Place processor node in service position.
– Use the following table to reseat or replace components:
1-166
RS/6000 SP MAPs