Dolby Laboratories DP570 2.3.1 Venting, 2.3.2 Making Input Connections , 2.3.3 Making Output Connections, 2.3.4 Making the V Ref Connection

6Dolby® DP570 Multichannel Audio Tool User’s Manual

Getting Started Installing the DP570

2.3.1 Venting

Dolby®professionalaudioproductsaredesignedtooperatewithinatemperaturerangeof

5°Cto45°C.Theyusenaturalconvectioncoolingandthereforeshouldnotbemounted

directlyaboveanyheat‐generatingequipment.TheDP570hasventholesinthefrontand

backoftheunit,andcanbeplaceddirectlyaboveorbelowotherrack‐mountedgear.

2.3.2 Making Input Connections

ConnectthemandatorymultichannelPCMsignalstothedigitaljacks.Usecaretoattach

theinputcablestotheproperconnectortoavoidinadvertentlymovingchannels.

ForadiscussionoftheconnectortypesusedontheDP570,seeConnectorSpecificationson

page71.

YoumayalsoconnectaDolbySurroundencodedstereoPCMmixtoeitherofthe Lt/Rt

Inputsjacks.Usethesecondjackeithertopassthesignaltoanotherdeviceortoterminate

theconnectionwitha75Ωimpedance.

2.3.3 Making Output Connections

Therearetwosetsofdigitalaudiooutputsontherearpanel.Oneistheoutputfromthe

routerandtheotherisfromtheemulator.

ForadiscussionoftheconnectortypesusedontheDP570,seeConnectorSpecificationson

page71.

UsetheRouter Outputsforthemaindigitalsignaloutputregardlessofwhetheryouare

reassigningsignalstodifferentchannels.Forinformationonhowtoreassigninputsignals

todifferentchannels,seeChannelMappingandInputRoutingonpage37.

TheseoutputsareaffectedbymetadatachangesyoumakeintheDP570andshouldonly

beusedtosendasignaltothemonitoringsystem.ConnectthemtoyourownD/A

converterifyouaremonitoringwithoutusingtheCat.No.548AnalogOptionCard.

2.3.4 Making the V Ref Connection

ConnecttheVRefsignaltoeitherofthetwojacksontherearpanel.Usethesecondjack

eithertopassthesignaltothenextdeviceinthechain,ortoterminateitwitha75Ω

impedanceonthelastdeviceinthesignalchain.

Note:TheDP570willnotoperatewithoutavalidsampleclocksignalpresentatthe

channel1/2inputconnection.