IBM RS/6000 SP, Maintenance Information

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MAP 0150: 120/160 Thin Node Environment
024 (continued)
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 on page 1-64.
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.
Have memory parts been changed recently (since last successful IPL) in this processor node?
Yes No
033
(Step 033 continues)
Chapter 1. Maintenance Analysis Procedures (MAPs)
1-65