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Dolby Laboratories DP570 Stereo System User Manual

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Controlling the DP570 Monitoring Status Using the Front Panel

Dolby

®

DP570 Multichannel Audio Tool User’s Manual 17

Basic Status Indicators

TheindicatorsshowninFigure 3‐4displaythebasicstatusinformationlistedinTable 3‐4.



Figure 3-4 Basic LED Indicators

Channel Status Indicators

TheindicatorsinFigure 3‐5,anddescribedinTable 3‐4,showchannelactivityforeither

inputoroutput,dependingonthestateoftheInputActivitybutton.Bydefaultthebutton

isunlitandtheindicatorsshowoutputactivity.Whenyoupressthebutton,itlightsupand 

theindicatorsshow

inputactivity.

Table 3-3 Basic Status Indications

LED Indication and Meaning

Delay ThisLEDisnotactiveinthisversion.

Lt/Rt Input Green:Lt/RtInputmodeisactive.

Off:Inactive

Solo Green:Soloinputfunctionisactive.

Off:Inactive.

Metadata Input Thereareseparateindicatorsforinputs1and2.

Green:Signalislockedandvalid.

Red:InvalidsignalwhileunitisinExternalMetadatamode.

Off:

UnitisnotinExternalMetadatamode.

Remote Green:Remoteisactive.

Red:Communicationproblem.

Off:Remoteisnotactivated.

V Ref Green:Signalislocked.

Red:Nosignalorinvalidsignal.(Checkforpropertermination.)

Fault Red:Ahardwarefault.

Off:Nofault.

Error Red:Errorcondition.

Off:Noerrors.

ThisLEDisactivated

when:

•NosignalislockedtotheAES1/2input.

•Themetadatasourceissettoexternal,andthereisno

externalsignal.

•Themetadatasourceissettoexternal,andtheexternal

vsynchisnotvalid.

•Externalmetadataisnotvalid.

Tip:Themeaningsofsomeindicationschangesslightlybetweeninputactivityand

outputactivity.Beforeactingonanindication,notewhichdirectiontheunitis

displaying.

1 2

Metadata

Input

Metadata

Input

Solo

Lt/Rt

Input

Lt/Rt

Input

Delay

Remote

V Ref

V Ref

Error

Fault

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