Table A. Troubleshooting with
Indicator Color | Meaning | Possible Cause | Corrective Action |
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| Optic Fault LED - Receiver |
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Green | The optical signal is | – | No action required. |
| being received from |
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| the transmitter. |
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Red | The optical signal is | Transmitter is not powered | Check power connections. |
| not being received | on. | Replace power supply if |
| from the transmitter. |
| necessary. |
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| Fiber optic cable is not | Check fiber optic |
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| connected. | connections. |
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| Fiber optic cable connectors | Clean, polish, or replace fiber |
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| are dirty or are damaged. | optic cable connectors as |
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| necessary. |
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| Fiber optic cable is | Replace cable. |
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| defective. |
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| Optical dB losses in the | Check for problems with the |
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| fiber optic installation | fiber optic installation, for |
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| exceed the optical power | example, excessive dB |
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| budget specification stated | losses in connectors, splices, |
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| in the Specifications | patch panels, cables, |
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| section. | and so on. |
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| Optical dB losses in the | Contact Product Support. |
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| fiber optic installation meet |
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| the optical power budget |
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| specification stated in the |
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| Specifications section; |
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| however, the receiver may |
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| be defective. |
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16 | C2603M (6/06) |