Diagnostics

24

Are you at the switch reporting the problem?

YES NO

↓Go to step 36.

25

Is the PWR LED at the switch front panel illuminated?

NO YES

↓Go to step 30.

26

Is the power switch set to the Power On (1) position?

NO YES

↓Go to step 29.

27

Power on the switch. Inspect the switch for indications of being powered on, such as:

•At the front panel, an illuminated PWR or ERR indicator.

•Green LEDs illuminated on the power supplies.

•Audio emanations and airflow from fans.

Does the switch appear powered on?

YES NO

↓A power distribution problem is indicated. Go to step 23 to obtain event codes. If no event codes are found, go to "MAP 0100: Power Distribution Analysis" on page 2-26.

28

Is the PWR LED at the switch front panel illuminated?

NO YES

↓Go to step 30.

A faulty PWR LED is indicated, but Fibre Channel port operation is not disrupted.