Sony STR- D915 - Manual (Page 20)

Obtaining the 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
CENTER MODE for Dolby Surround Sound
The Dolby Pro Logic Surround Decoder has the same
functions for playback as movie theaters and gives a
theater-like experience in your listening room, naturally
reproducing the audio sound field.
The STR-I5915/D715 incorporates a decoder which
reproduces the specially encoded surround sound of Dolby
surround video programs.
In the DOLBY SUR or THEATER mode, select the speaker
operation mode according to your speaker configuration by
pressing the CENTER MODE button. Each time the
CENTER MODE button is pressed, the CENTER MODE is
changed in the following order:
[ » » P H A N T O M 3 C H LOGIC NORMAL-»»WIDE
□
PHANTOM mode
Select this mode when you play back a Dolby surrotmd
program source without using a center speaker. The sound
of the center channel is output from the front (L and R)
speakers.
Front speaker (L) Front speaker (R)
^37"
Rear speaker(L) Rear speaker (R)
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 and R)
speakers.
Center speaker
Front speaker (R)
NORMAL mode
Select this mode if you use a small center speaker. The bass
sound of the center channel is output from the front
speakers, as a small speaker cannot produce enough bass.
Center
Front speaker (L) speaker Front speaker (R)
y B
Rear speaker (L)
Q
Rear speaker (R)
WIDE mode
Select this mode if you use a medium to big center speaker.
The Dolby Pro Logic Surround Decorder is a system to
decord the software carrying the DDi»*»»«—»«amark.
20