IBM TotalStorage SAN140M, Инструкция по установке и обслуживанию

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107 Chapter 3: Maintenance analysis procedures (MAPS)
MAP 0100: Power distribution analysis
This MAP describes fault isolation for the product power distribution
system, including defective AC power cords or power supplies. The
failure indicator is:
• Failure of the product to power on.
• Event codes observed at the Event Log (EFCM Basic Edition or
Element Manager interface).
1
Ensure the product is connected to facility power. Inspect the product
for indications of being powered on, such as:
• A lit PWR LED (green) or ERR LED (amber) on front bezel.
• A lit LED (green) on active CTP card.
• Lit LEDs adjacent to Fibre Channel ports.
• At least one PWR OK LED (green) is lit on a power supply.
• Audio emanations and airflow from fans.
Is the product powered on?
YES NO
↓
A power distribution problem is indicated. Go to step 4 .
2
Table 9 lists event codes, explanations, and MAP steps.
Table 9
MAP 100 event codes
Event
code
Explanation Action
200 Power supply AC voltage failure. Go to step 3 .
201 Power supply DC voltage failure. Go to step 3 .
202 Power supply thermal failure. Go to step 3 .
208 Power supply false shutdown. Go to step 3 .