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Step 1520-15
The problem lies within the system unit hardware or with the line voltage/wiring.
Shut down the system and remove the power cable from the system unit.
Exchange the following FRUs in the order listed.
1. PCI riser card
2. CEC backplane
Restart the system and perform error log analysis.
Do you get an SRN indicating a voltage sensor is out of range?
NO
YES
Eserver pSeries 630 Models 6C4 and 6E4 Service Guide
100
The last FRU exchanged is defective. Go to "MAP 0410: Repair Checkout" in
the RS/6000 Eserver pSeries Diagnostic Information for Multiple Bus
Systems .
Reinstall the original FRU.
Repeat the FRU replacement steps until a defective FRU is identified or all the
FRUs have been exchanged.
If the symptom did not change and all FRUs have been exchanged, go to
"Step 1520-13" on page 98.
If the symptom changed, check for loose cards, cables, and obvious problems.
If you do not find a problem, go to the "Quick Entry MAP" on page 58 and
follow the instructions for the new symptom.
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