Yamaha YAS-70 owner manual Adjusting the position of the virtual surround speakers

Adjusting the virtual speaker settings

■Adjusting the position of the virtual surround speakers

This system employs the Yamaha Air Surround system that enables the surround sound field using the center system and the subwoofer/system control. This system creates the surround sounds by using the reflections on the walls of your listening room. Use this feature to achieve the ideal surround sound.

y

To reset the volume level and the beam angle of all virtual speaker channels to the factory settings, press INPUT on the front panel while a test tone is output.

Center system

BEAM L

(Left surround virtual speaker

angle setting)

First reflection point

BEAM R

(Right surround virtual speaker angle setting)

Listening position

First reflection point

Virtual surround speaker positions

y

Adjust the angle so that the first reflection point is located posterior to the listening position and the sound of surround speaker channel audio reaches the listening position after reflections.

		MEM	SW
	AUTO
PRESET	/MAN'L
/TUNE		NIGHT
			CENTER
		.MODE
		DEC
			Q
			E
			ROOM
		DIMMER	R
	.MODE
	DISP	L
		TEST

. SUR

1,3

2

1 Press TEST to activate the speaker test mode. This system outputs test tones.

2 Press L or R repeatedly to select the desired angle setting of the left or right surround virtual speaker channel.

“BEAM L” or “BEAM R” and the angle setting appears in the front panel display.

Choice: 20º, 30º, 40º, 50º, 60º

BEAM	L		40
Selected virtual surround		Current angle setting
speaker channel

3 Pressmode.TEST again to exit from the speaker test

y

This system automatically returns to the speaker balance setting mode after a few seconds that you perform the operation of step 2.

24 En