Verifying Wwn Card Operation - IBM SAN256B-6 Installation, Service And User Manual

Verifying WWN card operation

About this task
Perform the following tasks to verify operation of the WWN cards:
Procedure
1. Check the LED indicators on the WWN card bezel, located between the power supplies on the
nonport side of the device. The LED patterns may temporarily change during POST and other
diagnostic tests. For information on interpreting LED patterns, refer to "Interpreting WWN card
LEDs" on page 92.
2. Enter the errDump command. This displays the system error log.
Example
For output examples and additional information on Fabric OS commands, refer to "Using monitoring
commands" on page 97 and the Fabric OS Command Reference.
For more information about error messages, refer to the Fabric OS Message Reference.
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SAN256B-6 Installation, Service, and User Guide