ProLogic and Neo:6 are both available in various guises to decode appropriatelyencodedsoundtracks.AdditionallyDSPmodesareavailableto processsourceswithnoencodingatall.Duetothematrixencodingprocess none of these modes incorporate flags that tell the 551R the type of encodingusedinthesourcematerial.Thusyoumustmanuallyselectthese modes.
PressingtheSurroundModesbuttonwhenthe551RhaslockedtoaDD/DTS
These are modes that allow extra processing to be applied after the main
For 7.1 Speaker setups, the number of decoding possibilities increases as showninthefollowing‘Decodemodes’tables.SeveralextraPostProcessing modesareavailableusingeitherPrologicIIxorNeo:6.
Incoming Dolby Digital/DTS streams are always shown on the front panel display as Dolby Digital (x/x).x or DTS (x/x).x, where the bracketednumbersindicatetheactivechannelsinthesourcematerial. Active output channels are shown by the icons on the right hand side ofthefrontpaneldisplay.PossibleincomingDD/DTStypesare:
(1/0) -Mono,Centrechannelonly
(2/0)
(2/0).1 -Left/RightstereoandLFE(Sub)
(2/2) -Left/RightstereoandLeft/Rightsurround
(3/0) -Left,Centre,Right
(3/0).1 -Left,Centre,RightandLFE(Sub)
(3/2).1
(3/4).1
azur 551R
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