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Basic Operation
ROOM SIZE:
This sets the size of the sound field.
There are five settings: “small”, “med.s” (medium-small),
“medium”, “med.l” (medium-large) and “large”. “small”
recreates a small sound field, “large” a large sound field.

¢Surround parameters y

EFFECT:
This parameter turns the effect signals with multi surround
mode speaker effects on and off in the WIDE SCREEN
mode. When this parameter is turned off, the SBL and SBR
channel signals are equivalent to the SL and SR channels,
respectively.
LEVEL:
This parameter sets the strength of the effect signals in the
WIDE SCREEN mode. It can be set in 15 steps, from “1”
to “15”. Set this to a low level if the positioning or phase
of the surround signals sounds unnatural.
SB CH OUT:
•ON:
Playback is conducted using the surround back speaker.
•OFF:
Playback is conducted without using the surround back
speaker.
NOTE:
This operation can be performed directly pressing the
SURROUND BACK button on the main unit’s panel.
DELAY TIME:
In the matrix mode only, the delay time can be set within
the range of 0 to 300 ms.
EFFECT LEVEL:
This sets the strength of the surround effect.
The level can be set in 15 steps from 1 to 15. Lower the
level if the sound seems distorted.

Tone control setting

•Use the tone control setting to adjust the bass and treble as
desired.
•The tone control function will not work in the PURE DIRECT,
DIRECT or Home THX Cinema mode.

¢Adjusting the tone

1Press the SURROUND PARAMETERbutton.
•Display the surround parameter menu.
2Press the CURSOR DDor HHbutton to select

“TONE”.

The screen selected surround mode appears.
3Press the CURSOR FFbutton.
•Switch to the “Tone Control” screen.
4Press the CURSOR GGbutton to select “Tone

Defeat OFF”.