IBM RS/6000 SP, Maintenance Information

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MAP 0260: 604 or 604e High Node Power
MAP 0260: 604 or 604e High Node Power
Note: Refer to "Service Position Procedures" in IBM RS/6000 SP: Maintenance Information, Volume 3,
Locations and Service Procedures for placing or removing processor node(s) in/from service posi-
tion.
001
– Check the node supervisor card green LED 1.
Is the green LED 1 Off?
Yes No
002
Processor node getting 48 V dc power.
Is the green LED 1 flashing?
Yes No
003
Green LED 1 is On, indicating no problem with power supply.
– Verify that you have the proper processor node, then go to “MAP 0130: Processor Node”
on page 1-30.
004
Processor node is getting power.
– Power on RS/6000 logic from the virtual front panel on the control workstation.
Does green LED 1 light and stay lit?
Yes No
005
– Check the node front panel cover to ensure that it is installed properly, depressing the inter-
lock switch (white button).
Is front panel installed properly?
Yes No
006
– Fix front panel.
– Go to “MAP 0570: End of Call” on page 1-357.
007
– Go to “MAP 0280: 604 or 604e High Node Minimum Configuration” on page 1-145.
008
RS/6000 logic getting power.
Does processor node IPL successfully?
Yes No
009
Processor node has problem with IPL.
(Step 009 continues)
1-130
RS/6000 SP MAPs