Table F. Troubleshooting with
Indicator Color | Meaning | Possible Cause | Corrective Action | |
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| Audio Present LED ( | ) |
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Green | Audio is being trans- | – |
| No action required. |
| mitted onto the fiber by |
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| the audio port or is |
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| being received from |
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| the fiber by the audio |
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| port. |
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Red | The Audio Select | The Audio Select switch | Ensure that the Audio | |
| switch is set to an | is set to any of the | Select switch is set to | |
| invalid position. | following positions: 2, 3, | position 0 or 1 as desired | |
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| 4, 5, 6, 7, 8, or 9. | (refer to the Setting the | |
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| Audio Signal and |
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| Impedance Mode section |
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| for detailed information). |
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Intermittent red | An audio overload | The audio input level | Lower the audio input | |
| condition exists. | exceeds 3.0 | level. | |
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Not lit | Audio is not being | Audio is not present on | No action required. | |
| transmitted onto the | the channel. |
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| fiber by the data port or |
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| Audio connection is | Check audio connections. | ||
| is not being received | |||
| faulty. |
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| from the fiber by the |
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| Cable is defective. | Replace cable. | ||
| data port. | |||
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| (Continued on next page) |
C2649M (9/07) | 31 |