IBM 7012 G Series, Руководство по обслуживанию

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3-1540-9
Maintenance Analysis Procedures (MAPs)
Step 7
(from Steps 1, 2, and 4)
1. Power off the system unit.
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.
4. Remove all the adapters from the MCA area, except the SCSI adapter to which the
CD–ROM drive is connected.
5. Remove all SCSI devices except the CD-ROM drive.
6. Connect the system unit power cable to the wall outlet.
7. Power on the system unit.
8. If the Maintenance Menu is displayed, select
System Boot
, then
Boot From List
.
9. If the system stops with a
260
displayed, and the Main Menu is displayed, Select
Exit
Main Menu and Start System (Boot)
and press Enter. When the “Starting
System Boot” menu displays, press Enter. Repeat this procedure each time these
conditions occur.
10.Wait for one of the following conditions to occur:
•
The system stops with
c31
displayed in the operator panel display.
•
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
c31
displayed in the operator panel display
?
NO One of the FRUs remaining in the CPU Enclosure is defective.
In the following order, exchange the parts that have not been exchanged:
1. SCSI adapter
2. CD-ROM drive
3. SCSI cable
4. System planar
5. CPU card
6. Memory card
7. Power supply
Repeat Step 7 until the defective FRU is identified or all the FRUs have
been exchanged.
If the symptom did not change and all the FRUs have been exchanged call
your service support person for assistance.
If the symptom has changed check for loose cards, cables, and obvious
problems. If you do not find a problem return to Step 1 in this MAP and
follow the instructions for the new symptom.
YES Go to Step 8.