Sharp SD-AT1000W Especificaciones descargar pdf (Pagina 133)

Maxiva UAX

October 17, 2013

3‐65

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

Figure 3-61 LPU CTTB Setup Screen 3

Table3‐58XmtrHome>Excit erHome>Setup>CTTBModulator>Nextx2(screen3)

Fields Explanation

Bitrat

eAdaptation

Choicesar

eEnableorDisable.ThisappliesonlytoMFNmode.BitRateAdaptationwilldropall

incomingnullpackets,introducenewnullpacketsasappropriatetomanagethedatarateand

restampProgramClockReference(PCR)appropriately.ThisisnullpacketinsertionandPCR

(programclockrate,timestamptos

ynchronizethereceiver)restamping.

UnmuteifNoSI

ChoicesareYesorNo.ControlswhetherornottheUAXisreleasedfrommuteifnoSIPpacketis

detectedinSFNmode.Thisisanetworksafeguard.

OutputProcessTime Thenetworkdistributiondelayiscalculatedanddisplayed.ThetimesettingsapplytoSFNmode.

LocalDelayAdjust

Furthertr

ansmissiondelaytimeisenteredherebytheoperatortoconformwiththedesire dSFN

designparameters.

TXID

AtransmitterIDfieldusedtoidentifythetransmitter.ThiscorrespondstoCellIDintheGBspecso

transmittercontrolviaCellIDispossibleupstreamviatheSIPinserter.

DCTest ToneMode

EnablingtheDCTe

stToneModetransmitsasingletonewhichisplacedatthecenterofthe

spectrum.Itisusedtomeasurecarrierfrequency.Thesingletonesignalisthesamepowerasthe

exciterisputtingoutnormally.Withthisbeingthesamepowerlevelthisshouldnotcau

seany

damagetothetransmitter.DisablingtheDCTestToneModecausesnormaltransmissiontobe

resumed.

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Sharp SD-AT1000W Especificaciones Pagina 133