Specifications

Maxiva UAX
October 17, 2013
3‐63
888‐2693‐004 WARNING:Disconnectprimarypower priortoservicing.
Copyright©2013,HarrisBroadcast
3.7.13 SetupScreens‐CT TB&CMMBModulation
Figure 3-59 LPU CTTB Setup Screen 1
Table3‐56XmtrHome>ExciterHome>Setup>CTTBModulator(screen1)
Fields Explanation
Power‐OnInput
These
lectedinput,Primary(ASI1)orAuxiliary(ASI2),becomestheactiveinputwhenthe
exciterispoweredup.
ActiveIn
put Theselectedinput,Primary(ASI1)orAuxiliary(ASI2),istheactiveinput
SwitchingMode
ChoicesareAu
to(automatic)orManualswitchingoftheASITransportstream.IFinthe
automaticmodeandthecurrentASIstream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Op
eration:
Choicesar
eMFN(multiplefrequencynetwork)orSFN(singlefrequencynetwork).
ConsulttheGB(NationalCTTBStandardofthePeople’sRepublicofChina)specificationon
propermodesofoperationandmakesurethetransportstreaminputratefeedingthe
modulatorisatorbelowtheallowedrateforthemodedesired.
InMFNmo
de,theusercanselecttheCTTBparametersthatareallowed.Consultthe
GB20600‐2006speconpropermodesofoperationandmakesurethetransportstreaminput
rateyouarefeedingthemodulatorisatorbelowtheallowedrateforthemodedesired.
AuxiliaryIn
put:
Choicesar
eNoorYes.Ifyesisselectedtheexcitercanbemadetoswitchtoanauxiliaryinput
iftheactiveinputfaultsordropsout.
MuteonLo
ssofTS ChoicesareOnorOff.