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Table A. Troubleshooting with
Indicator Color | Meaning | Possible Cause | Corrective Action |
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| Video Present LED (Continued) |
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Red on receiver | Incoming video | Optical signal is not being | Refer to the Optic Fault LED - |
| signal is not present | received from the trans- | Receiver section in this |
| on the channel. | mitter. Optic Fault LED is | table. |
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| also red. |
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| Video source is not | Check power connection to |
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| powered on. | the video source. |
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| Video source is not | Check BNC connections. |
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| connected to the |
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| transmitter. |
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| Coaxial cable connected to | Replace cable. |
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| the transmitter is defective. |
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Optic Fault LED - Transmitter
Green | Laser is operating | – | No action required. |
| properly. |
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Flashing red | Laser has shut down. | Transmitter is operating in | Ensure that transmitter oper- |
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| extreme environmental | ates according to operating |
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| conditions; for example, | conditions stated in the |
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| operating temperature is | Specifications section, and |
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| below or above recom- | then cycle the power. |
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| mended range as stated in | If problem persists, contact |
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| the Specifications section. | Product Support. |
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| Laser has reached end of | Cycle the power. If problem |
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| life. | persists, contact Product |
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| Support. |
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| (Continued on next page) |
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