IBM RS/6000 SP, Maintenance Information

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MAP 0270: 604 or 604e High Node Control
009 (continued)
Is this a recurring fault?
Yes No
010
This is not a recurring fault.
– Go to “MAP 0570: End of Call” on page 1-357.
011
Reoccurrence of intermittent fault has been detected.
– Treat this fault as a solid failure.
– Go to Step 024 on page 1-138.
012
– From the control workstation node front panel display:
Ÿ
Shutdown and power-off processor node.
Ÿ Power-on processor node.
Ÿ Check 3-digit LEDs for LED sequence indicating IPL.
Do the 3-digit LEDs change?
Yes No
013
Node supervisor card not responding to commands.
– Go to “MAP 0110: Supervisor Subsystem” on page 1-10.
014
Processor node is IPLing.
Do 3-digit LEDs eventually indicate completion of IPL sequence (i.e. blank or “uuu”)?
Yes No
015
Processor node has problem IPLing.
Do 3-digit LEDs stop at constant 200?
Yes No
016
– Go to Step 008 on page 1-88 to continue service.
017
Problem with SECURE signal.
– Go to Step 024 on page 1-138 to continue service.
018
– From node front panel display, click on “TTY” button to open a TTY console.
– From the TTY console:
(Step 018 continues)
Chapter 1. Maintenance Analysis Procedures (MAPs)
1-137