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MAP 0100: Power distribution analysis
This MAP describes fault isolation for the product power distribution
system, including defective AC power cords or redundant power
supplies. One or more of the following indicate a failure:
•
Failure of the product to power on.
•
Event code 200 or 201 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:
•
An illuminated PWR LED (green) or ERR LED (amber).
•
Illuminated LEDs adjacent to Fibre Channel ports.
•
Noise and airflow from cooling fans.
Is the product powered on?
YES
NO
↓
A power distribution problem is indicated. Go to
2
Table 8
lists event codes, explanations, and MAP steps.
MAP 100 event codes
Table 8
Event
Explanation
code
200
Power supply AC voltage failure.
201
Power supply DC voltage failure.
3
As indicated by visual inspection or event code 200 or 201, one or
both power supplies failed and must be removed and replaced. Refer
to
Field-replaceable unit: Redundant power
•
The procedure is concurrent and performed while the product is
operational.
supply.
Chapter 3: Maintenance analysis procedures
step
4.
Action
Go to
step
3.
Go to
step
3.
105
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