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