Sony STR-D790 - Manual (Page 27)

Chapter 3 Advanced Operaltiona
Getting Ready for Dolby Surround Sound
This section describes about selecting the speaker
configuration and then adjusting the speaker volume and
the delay time of the rear speakers so that you can enjoy
the Dolby surround sound.
Placement of Speakers and Selecting the PRO
LOGIC MODE
The Dolby Pro Logic Surround D^oder has the same
functions for playback, such as rnovie theaters and gives a
theater-like experience in your listening room, naturally
reproducing the audio sound field.
The STR-D990/D790 incorporates a decoder which
reproduces the specially encodé surround sound of Dolby
surround video programs. ,
In the Dolby surround mode, select the speaker operation
mode according to your speaker'configuration by pressing
the DOLBY PRO LOGIC MODE button. Each time the
DOLBY PRO LOGIC MODE button is pressed, the DOLBY
PRO LOGIC MODE is changed in the following order:
NORMAL -► WIDE 3 CH. LOGIC -*> PHANTOM
PHANTOM mode
Select this mode when you play back a Dolby surround
program source without using a center speaker. The sound
of the center channel is output from the front (L and R)
speakers.
Select this mode if you use a medium to big center speaker
Center speaker
Front speaker (L) :er (L) \ Front s speaker (R)
Rear speaker (L) Rear speaker (R)
NORMAL mode
Select this mode if you use a small center speaker. The
bass sound of the center channel jis output from the front
speakers, as a small speaker cannot produce enough
bass.
3CH. (Channel) LOGIC mode
Select this mode when you play back a Dolby surround
program source only with the front and center speakers.
The sound of the rear channel is output from the front (L anc
R) speakers.
Even for video software which does not carry the
Some commercially available software may have Dolby
surround processed sound tracks even though It
is not so
indicated on the package.