IBM 7012 G Series, Service Manual

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3-1540-4
Service Guide
Step 2
(from Step 1)
1. Power off the system.
2. Unplug the system unit power cord from the wall outlet.
3. Record the slot numbers of the adapters. Label and record the location of any cables
attached to the adapters. Remove all the adapters from the MCA area.
4. Record the slot numbers of the CPU cards, and then remove all the CPU cards except
the one in slot P.
5. Connect the system unit power cable to the wall outlet.
6. Set the power button on the system unit to On.
7. Wait for one of the following conditions to occur:
•
The Maintenance Menu is displayed.
•
The same three digit number is displayed in the operator panel display for longer than
three minutes except for the number
165
which may display for up to ten minutes with
no activity on the BUMP console.
•
The number
888
is flashing in the operator panel display.
Is the maintenance menu displayed?
NO Go to Step 3.
YES If a CPU or memory card was removed, go to Step 4. Otherwise, power off
the system, unplug the power cable and do the following actions:
•
Install the SCSI adapter.
•
Connect the SCSI cable from the SCSI adapter to the SCSI connector
located above the disk drive.
•
Go to Step 7, substep 5.