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Troubleshooting
Health LED on the pass-thru module is not on
Cause
The pass-thru module is not seated properly.
The enclosure is not powered up.
An LED is faulty.
The pass-thru module is faulty.
Health LED on the pass-thru module stays amber for
more than 30 seconds and pass-thru module does
not boot
Cause
The Standby Mode Timeout function is
malfunctioning.
No link LED appears, even after you plug the cable
into the SFP+ module
Cause
The cable is not plugged in properly.
The cable or connector heads are faulty.
The SFP+ module on the pass-thru module or LED is
faulty.
The pass-thru module uplink and downlink
connections must be up before the LED illuminates.
Action
Be sure that the pass-thru module is inserted completely and
seated properly.
Be sure that the enclosure is powered up and all the power
connections are intact.
Be sure that the pass-thru module is booted.
Send the module for repair.
Action
Press the Reset button to force the pass-thru module to reboot.
Action
Ensure that it is plugged in and seated properly at both
ends.
Replace the cable with another tested cable.
Examine and replace the cable. If no link LED displays,
determine if the port is transferring data.
•
If yes, the LED is faulty.
•
If no, the SFP+ module might be faulty. Call a service
representative.
The console displays messages if the uplink (SFP+
module) is working but the corresponding downlink
cannot be established.
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Troubleshooting 21
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