Q-Logic 59021-05 Manuel D’Utilisation

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5 – Diagnostics/Troubleshooting
POST Diagnostics
5-8
59021-05 A
2.
Reset the port, then perform an external port loopback test to validate the 
port and the SFP. Refer to the 
 or the 
SANbox2-8c/16 Switch Management User’s Guide for information about 
testing ports. Does the port pass the test?
Yes - Continue
No - Replace the SFP and repeat the test. If the port does not pass the 
test, contact your authorized maintenance provider. Otherwise 
continue.
3.
Replace the Fibre Channel port cable. Is the problem corrected?
Yes - Complete.
No - Continue.
4.
Inspect the device to which the affected port is connected and confirm that 
the device and its HBA are working properly. Make repairs and corrections 
as needed. If the condition remains, contact your authorized maintenance 
provider.