Sharp SD-AT1000W Dokumentacja Pobierz pdf (Strona 134)

Section-3 Operation

October 17, 2013

3‐66

WARNING:Disconnectprimarypower priortoservicing. 888‐2693‐004

3.7.14 SetupScreens‐AnalogModulation

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

Table3‐59XmtrHome>ExciterHome>Setup>AnalogModulator(screens1&2)

Field Explanation

Video/SoundSubW

indow(Screen2)

VideoSta

ndard ChoicesareB/G,D/K,K1,I,M,andN.SeeTable3‐60onpage3‐67.

SoundSy

stem ChoicesareMONO,NICAM,DUALandBTSC.

InputSwitchMode:

ChoicesareAu

to(Automatic),Main(video/audioinput)orAux(auxiliaryvideo/audioinput).It

providesfortheselectionandmanagementofthetwopossibleanalogvideo/audioinputs.

IntheAut

omaticmode,theMaininputisnormallyselectedifvalidvideoinputispresent.IftheMain

inputisnotvalidorismissing,theinputwillautomaticallyswitchtotheAuxinput.

Main‐Inthismod

e,theinputselectionislockedtotheMaininput.InFigure3‐63onpage3‐67,the

maininputc

onnectorsareVideoandAudioA.

Aux‐

Inthismode,theinputselectionislockedtotheAuxiliaryinput.Theauxiliaryinputconnectors,

inFigure3‐63onpa

ge3‐67,areVideoAuxandAudioB.

AudioCo

mp‐ThecompositeaudioinputconnectorofFigure3‐63onpage3‐67isassociatedwith

BTSCoper

ation,andoperateswiththeVideoandVideoAuxinputs.

WhiteLim

iter

ChoicesareOfforOn.

Onre

quiresaninputinthe“Threshold%,P‐Sync”entrybelow,indicatingthelevelofmodulation

wherethewhiteswillbelimited.

Threshold%P‐Sy

nc See’WhiteLimiter’above.

SyncRe

generation

ChoicesareOf

forOn.

Offus

estheoriginalvideosyncforthesignalmodulation.Onreplacestheoriginalvideosyncwith

regeneratedsyncforsignalmodulation.

SyncLevelOffset Displayedinpercent.

V

ideo/Sound2SubWindow(Screen2)

ReceiverGr

oup

Delay

ChoicesareOf

forOn.

WhenOn,thevideosignalisprecorrectedforreceivergroupdelay.Thecorrectreceiverdelaycurve

isautomaticallyselectedbasedonthevideoandaudiostandardselected.

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