IBM RS/6000 SP, Maintenance Information

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MAP 0140: Thin Node/Thin Node 2 Environment
024 (continued)
Node supervisor card is okay.
– Put circuit breaker at the front of the processor node in the On (‘1’) position.
– Check Environmental (yellow) LED for ON or FLASHING condition.
Is Environmental (yellow) LED ON or FLASHING?
Yes No
025
Problem resolved.
– Remove processor node from service position.
– Go to “MAP 0570: End of Call” on page 1-357.
026
– Check cable connections to node supervisor card.
Are there any obvious problems such as a loose or broken cable?
Yes No
027
– Call next level of support.
028
– Fix obvious problem.
– Go to Step 024.
029
– Place processor node in service position.
– Power off the processor node, and remove blockage.
– Reconnect all cables at rear of the processor node.
– With Environmental (yellow) LED Off, power on the processor node.
Does the processor node IPL?
Yes No
030
Processor has problem with IPL.
– Go to “MAP 0130: Processor Node” on page 1-30.
031
Problem resolved.
– Remove processor node from service position.
– Go to “MAP 0570: End of Call” on page 1-357.
032
Memory protection error: “memoryProtect”
This fault is normally generated only when invalid memory cards are installed in the processor node.
(Step 032 continues)
Chapter 1. Maintenance Analysis Procedures (MAPs)
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