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Dolby Laboratories DP570 Stereo System User Manual

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DP570 Multichannel Audio Tool User’s Manual

Configuring a Monitor System Assigning a Dim Setting

Figure A-9 Real-time Analyzer (RTA) Display

IfanRTAisnotavailable,settingtheLFEchannelhigher(e.g.,89dBcfortheSubwoofer

channelwhentheCenterchannelmeasures85dBc),cangiveanapproximatelevelwithan

SPLmeter.Thislevelvarieswiththequalityofthemeterbeingused.

Forfuturereference,ifcalibratingthe

subwooferwithanRTA,measurethelevelwithan

SPLmeterandnotethemeterreadingforthepropercalibration.Usethismeasuredvalue

forquickchecksofthesystemcalibrationinthefuture.

A.3.10Calibrating Emulator Output

IfyourDP570doesnotincludetheCat.No.548AnalogOptionCard,calibrateyour

speakersystemusingtheemulatoroutputsandexternalequipment.Theseoutputsare

digitalanddonothaveanyinternaladjustments.

A.4 Assigning a Dim Setting

TheDimGainslidersetsanalternatelevelforallspeakeroutputs. Thislevelisactivated

whenyouclicktheDimbuttonshowninFigure A‐10.Thissettingenablesyoutochange

yourmonitorlevelinoneclick(forinstance,ifaclientwalksinoryouhavetotakea

phone

call),thenreturntoyourmasterlevelsettingbyclickingDimagain.IftheDimGainsetting

isOff,clickingDimmutesthespeakers.

Figure A-10 Dim Button

Note:YoucanalsoactivatetheDimlevelviatheGPI/Ointerfacebutnotviathe

front‐panelbuttons.

+10 dB

LFE Channel

Center channel

0 dB datum

+10 dB datum

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