(SUR BACKDECODING)
By decoding the surround back signal of DVD
software (etc.) recorded in Dolby Digital
Surround EX, DTS-ES Matrix, DTS-ES
Discrete 6.1, etc., format, you can enjoy the
surround sound intended by the filmmakers.
Select the surround back decoding mode using
"SB DEC" in the SUR menu (page 44).
Types of the surround back
decoding functions
• SB OFF
Surround back decoding is not performed.
• SB AUTO
When tile input stream contains the 6.1
channel decode flag a), the appropriate
decoding is performed on the surround back
signal.
Input stream Output Surround back
channel decoding
Dolby Digital 5.1
5.1
Dolby Digital 6.1 Matrix decoder that
Surround EX by conlk_rms to Dolby
Digital EX
DTS 5.1 5.1
DTS-ES 6.1 DTS Matrix decoding
Matrix 6.1 c)
DTS-ES 6.1 DTS Discrete
Discrete 6. Id) decoding
• SB ON
To decode the surround back signal regardless
of the 6.1 channel decode flag a), Dolby Digital
EX is applied when the output channel is 6.1.
Input stream Output Surround back
channel decoding
Dolhy Digital 6.1 Matrix decoder tllat
5.1 conforms to Dolby
Digital EX
Dolby Digital 6.1 Matrix decoder that
Surround EXb} conforms to Dolby
Digital EX 3
DTS 5.1 6.1 Matrix decoder that
E
conforms to Dolby
Digital EX O
rD
DTS_ES 6.1 Matrix decoder that
Matrix 6. Ic) conforms to Dolby
Digital EX _"
DTS-ES 6.1 Matrix decoder that
s el)
Di crete 6.1 conforms to Dolby
Digital EX
a)A 6.1 chamlel decode flag is information recorded
in software such as DVDs.
biA Dolby Digital DVD that includes a Surround EX
l],g. The Dolby Corporation web page can help
you distinguish Surround EX fihns.
C/Software encoded with a flag to denote it has both
DTS_ES Matrix and 5.1 chamlel signals.
d)Software encoded with both 5.1 channel signals
and an extension stream designed for returning
those signals to 6.1 discrete channels. Discrete 6.1
channel signals are DVD specific signals not used
in movie theaters.
Notes
• There may be no sound from the surround hack
speaker in Dolby Digital EX mode. Some discs
have no Dolby Digital Surround EX flag even
though the packages have Dolby Digital EX logos.
In this case. select "SB ON".
• You can select the surround back decoding mode
only when A.F.D. mode is selected except for
Dolby Pro Logic llx mode.
45us
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