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Step 17
(from Step 16)
1. Set the power button on the CPU Enclosure to Off.
2. Unplug both PDB outlet power cords from both power supply power cords.
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 I/O module except the SCSI.
4. Remove all devices except the CD-ROM drive (if the CD-ROM drive is not installed,
install it).
5. Plug both PDB outlet power cords into both power supply power cords.
6. Set the power button on the CPU Enclosure to On.
7. Be sure that the diagnostic CD-ROM is inserted into the CD-ROM drive.
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 a flashing or solid 269 displayed in the operator panel display.
The system stops with c31 displayed in the operator panel display.
Is c31 displayed in the operator panel display?
NO
YES
One of the FRUs remaining in the CPU Enclosure is defective.
In the following order, exchange the FRUs that have not been exchanged:
1. I/O card (IOC)
2. I/O planars (MCA planars)
3. CPU module flex cables
4. I/O module flex cables
5. System planar (SP)
6. System interface board (SIB)
Repeat Step 17 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.
Go to Step 8.
Maintenance Analysis Procedures (MAPs)
3-1540-17
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