Sony STR-DE598 Operating Instructions Manual page 35

How to select the surround back decoding mode
You can select the surround back mode you want according to the input stream.
When you select "SB AUTO"
When the input stream contains the 6.1 channel decode flag a), the appropriate decoder is applied to
decode the surround back signal.
Input stream Output channel Applied surround back decoder
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Dolby Digital 5.1 5.1 ._.
Dolby Digital EX b) 6.1 IVlatrix decoder conforms to Dolby Digital EX O
r,-
DTS 51 5.1 _e,
DTS-ES IVlatrix 6. I c) 6.1 DTS Matrix decoder if)
C
DTS-ES Discrete 6. I d) 6.1 DTS Discrete decode* t_
e-
When you select "SB ON" o.
(n
Dolbv Digital EX is applied to decode the surromld back signal regardless of the 6.1 channel decode O
" C
flag a) in the input stream. This decoder conforms to Dolby Digital EX and timctions the same as the
decoders e) used in movie theaters.
Input stream Output channel Applied surround back decoder
Dolby Digital 5.1 6.1 Matrix decoder contbrms to Dolby Digital EX
Dolby Digital EX b) 6.1 Matrix decoder conforms to Dolby Digital EX
DTS 5 1 6.1 Matrix decoder conforms to Dolby Digital EX
DTS-ES Matrix 6. I c) 6.1 Matrix decoder conforms to Dolby Digital EX
DTS-ES Discrete 6. I d) 6.1 Matrix decoder conforms to Dolby Digital EX
When you select "SB OFF"
Surround back decoding is not pert_mled.
a) 61 channel decode flag is the intbmlation recorded in sotgvare like DVDs
b) Dolby Digital DVD that includes a Surround EX flag. The Dolby Corporation web page can help you distinguish
Smround EX fihns.
c) Software encoded with a flag to denote it has both Surround EX and 51 channel signals
d) Software encoded with both 5.1 chamlel signals and an extension stream designed for returning those signals to
61 discrete channels. Discrete 6.1 channel signals are DVD specific signals not used in movie theaters
e) This decoder can be used for all 6.1 formats (Dolby Digital EX, DTS-ES Matrix 6.1, DTS-ES Discrete 6t)
Note
There may be no sound fiom the smround back speaker in Dolby Digital EX mode. Some discs have no Dolby Digital
EX flag even though the packages have Dolby Digital EX logos. In this case, select "SB ON"
35 Gs