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 40 and follow the instructions for the new symptom.
Step 1521-15
The problem is within the system unit hardware or with the line voltage or wiring.
Shut down the system and remove the power cables 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 that a voltage sensor is out of range?
NO
The last FRU exchanged is defective. Go to “MAP 0410: Repair Checkout” on page 45.
YES
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 1521-13” on
page 64.
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 40 and follow the instructions for the new symptom.
Chapter 3. Maintenance Analysis Procedures (MAPs)
65
Summary of Contents for TotalStorage NAS Gateway 500
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