Distribution of terrestrial programmes:
>Ensure that the terrestrial signals fed into the system are of approximately equal strength.
>A terrestrial
5 Troubleshooting guide
Problem | Possible causes | Solution |
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No reception on any pola- | Antenna position not cor- | Check the position of your |
risation plane. | rect | antenna. Use the signal |
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| strength indicator of your |
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| receiver (transponder info) |
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Still no reception on any | Short circuit in LNC | Disconnect the branch |
polarisation plane | connection | connections on after the |
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| other to locate the short |
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| circuit |
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No reception, or wrong | LNC connections swit- | Check on the allocation of |
programmes, on individual | ched, or central wire in | cables and connectorsr. |
polarisation planes | connection too short | E.g. use a receiver to |
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| check on the signal direct- |
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| ly in the LNC connection. |
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Outputs of individual par- | LNC voltage and/or swit- | Try connecting the recei- |
ties not functional | ching criteria of receiver | ving unit to a different |
| incorrect | party output. |
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| Check the LNC power and |
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| the switching criteria with a |
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| measuring device, or try |
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| another receiving unit |
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No reception via receivers | attachedLNCsntot feeding in | Set switch on 9/8 G to |
cascade unit. |
| “Off” for energy saving |
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Waves in terrestrial TV | Input signal too strong | Reduce level |
image |
| (see Technical Data) |
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6