IBM RS/6000 SP, Maintenance Information

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MAP 0270: 604 or 604e High Node Control
047 (continued)
Are LEDs of same color always Off in rear?
Yes No
048
– Replace LED display card.
– Perform "Node/Switch Supervisor Self-Test" in
IBM RS/6000 SP: Maintenance Information,
Volume 3, Locations and Service Procedures.
Do both LEDs light at any time?
Yes No
049
– Go to Step 051.
050
Problem resolved.
– Go to Step 052.
051
– Replace the node supervisor card.
– Perform "Node/Switch Supervisor Self-Test" in
IBM RS/6000 SP: Maintenance Information,
Volume 3, Locations and Service Procedures to verify replacement.
– Go to Step 052.
052
All LEDs are operating.
– Remove processor node from service position.
– Reconnect all cables at rear of the processor node.
– Go to “MAP 0570: End of Call” on page 1-357.
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RS/6000 SP MAPs