Radyne QAM256 Bedienungsanleitung Seite 175

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Seitenansicht 174
NMS-4000
Network Management System
P/N 2349-72712-01 Page 9-5
Table 9-2: Decryptor Input dialog
PARAMETER
VALUES
Viterbi Rate Viterbi Rate Field.
This parameter is configured according to the information provided in
the bit stream from the broadcast head end.
The available options are: Auto, 1/2, 2/3, 3/4, 4/5, 5/6, 6/7, 7/8, 8/9.
NOTE
If the Viterbi rate is not provided, select the AUTO option and the CID
will automatically detect the Viterbi rate.
Spectral
Inversion
Spectral Inversion Field
Available options:
Auto option selected:Automatic Selection
No option selected: Normal
Yes option selected:Inverted
LNB Power
Sup.
LNB Power Sup Field.
This field selects the power level supplied to the LNB Power Supply.
The polarization of the receiving antenna is determined according to the
requirements in the broadcast program parameters. The CID-3100
controls the polarization of the receiving antenna by means of the
voltage provided to the LNB Power Supply. Configure the LNB Power
Supply parameter according to the table provided:
Field Setup Option
LNB Power
Sup.
LNB 22 KHz
Enable
LNB
Polarization
LNB
Band
13V No Vertical Low
Band
18V No Horizontal Low
Band
13V Yes Vertical High
Band
18V Yes Horizontal High
Band
LNB 22 kHz LNB 22KHz Enable Field.
This field selects low / high band for the universal (Ku band) LNBs:
Yes option selected = High Band
No option selected = Low Band
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