Speaker Volume; Tone - Sony STR-DE405 Instruction & Operation Manual

Using Surround Sound
Getting the Most Out of Dolby
Pro Logic Surround Sound
To obtain the best possible Dolby Pro Logic Surround
sound, first select the centre mode according to the
speaker system you have. Then, adjust each speaker
volume and delay time.
Note that you must have at least one additional pair of
speakers and/or one centre speaker to do the following
adjustments.
SURROUND
CENTER
ON/OFF
MODE
DELAY TIME/
EFFECT LEVEL +/–
SURROUND
ON/OFF
DELAY TIME
REAR
LEVEL +/–
18 EN
SURROUND CENTER
MODE LEVEL +/–
REAR
SURROUND
MODE
TEST TONE
CENTER
LEVEL +/–
Selecting the centre mode
The receiver offers you four centre modes:
PHANTOM, 3 CH LOGIC, NORMAL, and WIDE. Each
mode is designed for a different speaker configuration.
Select the mode that best suits your speaker's system
configuration.
1
Press SURROUND ON/OFF to turn on surround
sound.
2
Press SURROUND MODE repeatedly to select the
Dolby surround sound field (PRO LOGIC or
THEATER mode).
3
Press CENTER MODE repeatedly until the centre
mode you want appears in the display. Select the
centre mode as follows:
If you have
Select
Front and rear PHANTOM
speakers, no
centre speaker
Front and centre 3 CH LOGIC
speakers, no rear (3 Channel
speaker Logic)
Front and rear
NORMAL
speakers, and a
small centre
speaker
Front and rear WIDE
speakers, and a
large centre
speaker
So that
The sound of the
centre channel is
output from the front
speakers.
The sound of the rear
channel is output
from the front
speakers.
The bass sound of the
centre channel is
output from the front
speakers (because a
small speaker cannot
produce enough
bass).
For "complete"
Dolby Pro Logic
Surround sound.