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YES
Step 1520-7
1. Unplug the power cables from the system unit.
2. Exchange the operator panel assembly.
3. Plug the power cables into the system unit and wait for the OK prompt located on
the operator panel display.
4. Turn on the power.
Does the power LED on the operator panel come on and stay on?
NO
YES
Step 1520-8
1. Turn off the power.
2. Unplug the power cables from the system unit.
3. Record the slot numbers of all the adapters. Label and record the location of any
cables attached to the adapters. Disconnect any cables attached to the adapters
and remove all the adapters
4. Remove all but one quad of memory DIMMs from the first processor card.
5. Remove processor card #2 (if installed).
6. Unplug the signal and power cables from the DASD backplane.
7. Unplug the disk drives from the DASD backplane.
8. Unplug the signal and power cables from any devices in the media bays.
9. Remove all the fans.
10. Plug the power cables into the system unit.
11. Turn on the power.
Does the power LED on the operator panel come on and stay on?
NO
YES
Repeat this step 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 representative for assistance.
Go to "MAP 0410: Repair Checkout" in the RS/6000 Eserver pSeries
Diagnostic Information for Multiple Bus Systems .
Reinstall the original operator panel assembly, go to "Step 1520-8".
Go to "MAP 0410: Repair Checkout" in the RS/6000 Eserver pSeries
Diagnostic Information for Multiple Bus Systems .
Go to "Step 1520-9" on page 96.
Go to "Step 1520-10" on page 97.
Chapter 3. Maintenance Analysis Procedures (MAPs)
95
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