E 62), X vir.speakers (virtual speakers), X sb decoding – Sony STR-DG1000 User Manual

Page 62: X sb dec mode

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x VIR.SPEAKERS

(Virtual speakers)

This parameter is provided especially for
Cinema Studio EX modes (page 75).
• ON

Virtual speakers are created.

• OFF

Virtual speakers are not created.

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.

x SB DECODING

• 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 signals.

• ON

The SB DEC MODE setting is applied to 5.1
channel and 6.1 channel decoding in the
input stream.

• OFF

Surround back decoding is not performed.

Notes

• This function does not work in the following cases.

– MULTI IN is selected.
– The sound field for music or movie is selected.
– DTS 96/24 signals are being received.
– The multi-channel 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 “ON.”

• When “PLIIx” is selected, SB DECODING is set

to the PLIIx mode.

x SB DEC MODE

You can select surround back decoding mode
only when “SB DECODING” is set to “ON”
or “AUTO” and the input stream contains the
Dolby Digital Surround EX flag.

Using the surround back
decoding mode (SB DECODING)

Input stream

Output
channels

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 (page 62)

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

SB DEC
MODE

Speaker
setting

Surround back
decoding

[DDEX]

7.1
channels

Matrix decoder conforms
to Dolby Digital EX

6.1
channels

Matrix decoder conforms
to Dolby Digital EX

[PLIIx MV] 7.1

channels

Movie decoder conforms
to Dolby Pro Logic IIx

6.1
channels

Matrix decoder conforms
to Dolby Digital EX

[PLIIx MS]

7.1
channels

Music decoder conforms
to Dolby Pro Logic IIx

6.1
channels

Music decoder conforms
to Dolby Pro Logic IIx

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