If a problem occurs ...
If a problem occurs ...
Problem | Possible cause | Possible solution |
Receiver cannot be oper- | Lock mode is activated | Deactivate the lock mode (see page 15). |
ated, “Locked” appears |
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on the display panel |
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No operation indication | No mains connection | Check the connections of the mains cable. |
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No RF signal | Transmitter and receiver are not on the | Set the transmitter and receiver to the same |
| same channel | channel. To do so, use the synchronization |
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| function (see page 15). |
| Transmission range is exceeded | Check the squelch threshold setting |
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| (see page 18). |
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| Reduce the distance between transmitter |
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| and receiving antennas. |
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RF signal available, | If “RX Mute” additionally appears on the | Cancel the muting on the receiver |
no audio signal, | display panel: | |
“MUTE” appears on the | receiver is muted |
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display panel | If “TX Mute” additionally appears on the | Cancel the muting on the transmitter (see |
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| display panel: | the instruction manual of the transmitter). |
| transmitter is muted (“MUTE”) or | Activate the pilot tone transmission on the |
| transmitter doesn’t transmit a pilot tone | transmitter (see the instruction manual of |
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| the transmitter). |
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| Deactivate the pilot tone evaluation on the |
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| receiver (see page 27). |
| Receiver’s squelch threshold is adjusted | Reduce the squelch threshold (see page 18). |
| too high | Reposition the antennas. |
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Audio signal has a high | Transmitter sensitivity is adjusted too low | Adjust the transmitter sensitivity correctly |
level of background noise |
| (see the instruction manual of the trans- |
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| mitter). |
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Audio signal is distorted | Transmitter sensitivity is adjusted too high | Adjust the transmitter sensitivity |
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| correctly (see the instruction manual |
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| of the transmitter). |
| Receiver’s audio output level is adjusted too | Reduce the audio output level |
| high | |
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No access to a certain | During scanning, an RF signal has been | Set the transmitter operating on this |
channel | detected on this channel and the channel | channel to a different channel and redo |
| has been locked | the frequency preset scan (see page 18). |
| During scanning, a transmitter of your | Switch the transmitter off and redo the |
| system operating on this channel has not | frequency preset scan (see page 18). |
| been switched off |
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