44
GB
(SUR BACK DECODING)
x
SB OFF
Surround back decoding is not performed.
x
SB AUTO
When the input stream contains the 6.1
channel decode flag
a)
, the appropriate
decoding is performed on the surround back
signal.
a)
A 6.1 channel decode flag is information recorded
in software such as 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.
x
SB ON
The SUR BACK DECODING is applied to 5.1
channel and 6.1 channel decoding in the input
stream.
Notes
• This function does not work in the following cases.
– The sound field for music or movies is selected.
– The multi-channel Linear PCM signals are
received via an HDMI IN jack.
• There may be no sound from the surround back
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. However, this
function is canceled when Dolby Pro Logic IIx is
selected.
Using the surround back
decoding mode
Input stream
Output
channel
Surround back
decoding
Dolby Digital
5.1
5.1
e)
—
Dolby Digital
Surround EX
b)
6.1
e)
Matrix decoder that
conforms to Dolby
Digital EX
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
