Specifications
Section-3 Operation
October 17, 2013
3‐66
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3.7.14 SetupScreens‐AnalogModulation
Caution
CHANGING THE VIDEO STANDARD AND SOUND SYSTEM SETTINGS WILL
CAUSE THE TRANSMITTER TO MUTE TEMPORARILY
Figure 3-62 LPU Analog Setup Screens 1 & 2
Table3‐59XmtrHome>ExciterHome>Setup>AnalogModulator(screens1&2)
Field Explanation
Video/SoundSubW
indow(Screen2)
VideoSta
ndard ChoicesareB/G,D/K,K1,I,M,andN.SeeTable3‐60onpage3‐67.
SoundSy
stem ChoicesareMONO,NICAM,DUALandBTSC.
InputSwitchMode:
ChoicesareAu
to(Automatic),Main(video/audioinput)orAux(auxiliaryvideo/audioinput).It
providesfortheselectionandmanagementofthetwopossibleanalogvideo/audioinputs.
IntheAut
omaticmode,theMaininputisnormallyselectedifvalidvideoinputispresent.IftheMain
inputisnotvalidorismissing,theinputwillautomaticallyswitchtotheAuxinput.
Main‐Inthismod
e,theinputselectionislockedtotheMaininput.InFigure3‐63onpage3‐67,the
maininputc
onnectorsareVideoandAudioA.
Aux‐
Inthismode,theinputselectionislockedtotheAuxiliaryinput.Theauxiliaryinputconnectors,
inFigure3‐63onpa
ge3‐67,areVideoAuxandAudioB.
AudioCo
mp‐ThecompositeaudioinputconnectorofFigure3‐63onpage3‐67isassociatedwith
BTSCoper
ation,andoperateswiththeVideoandVideoAuxinputs.
WhiteLim
iter
ChoicesareOfforOn.
Onre
quiresaninputinthe“Threshold%,P‐Sync”entrybelow,indicatingthelevelofmodulation
wherethewhiteswillbelimited.
Threshold%P‐Sy
nc See’WhiteLimiter’above.
SyncRe
generation
ChoicesareOf
forOn.
Offus
estheoriginalvideosyncforthesignalmodulation.Onreplacestheoriginalvideosyncwith
regeneratedsyncforsignalmodulation.
SyncLevelOffset Displayedinpercent.
V
ideo/Sound2SubWindow(Screen2)
ReceiverGr
oup
Delay
ChoicesareOf
forOn.
WhenOn,thevideosignalisprecorrectedforreceivergroupdelay.Thecorrectreceiverdelaycurve
isautomaticallyselectedbasedonthevideoandaudiostandardselected.