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Enjoying Surround Sound
Using the surround back
decoding mode
(SURR BACK DECODING)
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.
Press SURR BACK DECODING
repeatedly to select the surround
back decoding mode.
The SB DEC lamp lights up when the surround
back signal is being decoded.
Tip
You can select the surround back decoding mode
using “SB DECODING” on the CUSTOMIZE
menu (page 67).
Types of the surround back
decoding functions
x “AUTO”
When the input stream contains the 6.1
channel decode flag
a)
, the appropriate
decoding is performed on the surround back
signal.
x ON
The SB DEC MODE setting is applied to 5.1
channel and 6.1 channel decoding in the input
stream (page 96).
x OFF
Surround back decoding is not performed.
a)
A 6.1 channel decode flag is information recorded
in software like DVDs.
b)
A Dolby Digital DVD that includes a Surround EX
flag. The Dolby Corporation web page can help
you distinguish Surround EX films.
c)
Software encoded with a flag to denote it has both
DTS-ES Matrix and 5.1 channel 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.
e)
When two surround back speakers are connected,
the output channel will be 7.1 channel.
SURR BACK DECODING
Input stream Output
channel
Surround back
decoding
Dolby Digital
5.1
5.1
e)
—
Dolby Digital
Surround EX
b)
6.1
e)
Decoding for the
decoding mode set up
by SB DEC MODE
(page 96)
DTS 5.1 5.1
e)
—
DTS-ES
Matrix 6.1
c)
6.1
e)
DTS Matrix decoding
DTS-ES
Discrete 6.1
d)
6.1
e)
DTS Discrete
decoding
continued