JVC RX-668VBK Press Test to check the speaker, Output balance, Press Test again to stop the test

From the remote control:	SOUND
1. Press SOUND CONTROL.	CONTROL
The 10 keys are activated for sound adjustments.
2. Press SURROUND repeatedly	SURROUND
until the DAP mode — LIVE	3
CLUB, DANCE CLUB, HALL, or
PAVILION — appears on the
display.

The DSP and the selected DAP mode indicators also light up on

3. Press TEST to check the speaker			TEST
output balance.			2
“TEST TONE L” starts flashing on the
display, and a test tone comes out of the
speakers in the following order:
	TEST TONE L	TEST TONE C
	(Left front speaker)	(Center speaker)
	TEST TONE S	TEST TONE R
	(Rear speaker)	(Right front speaker)

Notes:

the display.

3.Press REAR•L – / + to adjust the rear speaker output level.

•Pressing REAR•L – decreases the output level up to –10 dB.

•Pressing REAR•L + increases the output level up to +10 dB.

– REAR•L +

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•You can adjust the speaker output levels without outputting the test tone.

•The speaker indicators also light on the display while the test tone comes out of the speakers.

L: Lights when the test tone comes out of the

L C R left front speaker.

C: Lights when the test tone comes out of the

S	center speaker.
	R: Lights when the test tone comes out of the
	right front speaker.

Note:

You cannot adjust the left and right rear speaker output levels separately.

4. Press EFFECT to select an effect			EFFECT
level you want.			4
• Each time you press the button, the effect
level changes as follows:
DSP EFFECT 1	DSP EFFECT 2		DSP EFFECT 3
DSP EFFECT 5		DSP EFFECT 4

As the number increases, the selected DAP mode becomes stronger.

Adjusting the Surround Modes — Dolby

Surround and JVC Theater Surround

S: Lights when the test tone comes out of the

rear speakers.

4.	Press CENTER – / + repeatedly to	– CENTER +
	adjust the center speaker output	5	6
	level (from –10 to +10).
5.	Press REAR•L – / + to adjust the	– REAR•L +
	rear speaker output level (from	8	9
	–10 to +10).

Notes:

•You cannot adjust the left and right rear speaker output levels separately.

•You cannot use the REAR•R –/+ buttons to adjust the speaker output levels.

TEST

6. Press TEST again to stop the test

Before you start, remember...

tone.

2

•Make sure that you have set the speaker information correctly (see page 11).

•There is a time limit in doing the following steps. If the setting is canceled before you finish, start from step 1 again.

•You can only adjust the effect level when selecting JVC Theater Surround.

•You can only adjust the rear and/or center speaker output levels when you have connected rear speakers and/or a center speaker and have set “REAR SPK” and/or “CENTER SPK” correctly. See page 11.

From the remote control:	SOUND
	CONTROL

1. Press SOUND CONTROL.

The 10 keys are activated for sound adjustments.

2. Press SURROUND repeatedly	SURROUND
until the mode — “PRO LOGIC”	3
or “THEATER” — appears on the
display.

•When selecting “PRO LOGIC,” the PRO LOGIC indicator also lights up on the display.

•When selecting “THEATER,” the DSP, PRO LOGIC and THEATER indicators also light up on the display.

7. ONLY FOR “THEATER”:

Press EFFECT to select an effect	EFFECT
	4
level you want.

•Each time you press the button, the effect level changes as follows:

DSP EFFECT 1 DSP EFFECT 2 DSP EFFECT 3

DSP EFFECT 5 DSP EFFECT 4

As the number increases, JVC Theater Surround becomes stronger.

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