Specifications

Section-3 Operation
October 17, 2013
3‐92
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3.8.12 StatusScreens‐CTTB/CMMBModulation
Figure 3-86 LPU CTTB Status Screen 1
Figure 3-87 LPU CTTB Modulator Status Screen 2
Table3‐83XmtrHome>ExciterHome>Status>CTTBModulator(screen1)
Field Explanation
ASIInputLossPrimary Displayonlyshowingthestatusoftheprimarytransportstream(ASI1).Red=lossof
transportstream,Green=transportstreampresent.
ASIInputLossAuxiliary Displayonlyshowingthestatusoftheauxiliarytransportstream(ASI2).Red=lossof
transportstream,Green=transportstreampr
esent.
SIPStatus Displaysstatusofthisparameter.
Power‐OnInput Displaystheselectedtransportstream(primaryofsecondary).
ActiveInput Displaystheselectedtransportstream(primaryorsecondary)whichisactive(ontheair).
SwitchingMode PossibilitiesareAutomaticorManual.Displaystheselectedtransportstreamswitchmode.If
intheautomaticmodeandthecurrentASIst
reamhasanissueordropsout,andtheAuxiliary
InputissettoYes,thesystemwillswitchtotheauxiliaryASIstreamifitisavailableandgood.
NetworkOperation DisplaysthenetworkconfigurationmodeMFN(multiplefrequencynetwork)orSFN(single
frequencynetwork).
AuxiliaryInput Indicatesyesorno.Ifyesisse
lectedtheexcitercanbemadetoswitchtoanauxiliaryinputif
theactiveinputfaultsordropsout.