JVC RV-NB20W ユーザーズマニュアル

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7
„„
Basic operations
Note:
The lighting condition for the STANDBY lamp and for the 
display differs depending on the power source.
* If no source is playing and no operation is done for about 4 
minutes, “DC OFF” starts flashing on the display for about one 
minute before the system turns off automatically (except when 
the source is FM/AM or AUX, or when the microphone/guitar is 
used).
Turning on the system
Press
ON/STANDBY.
• When the system is operated on batteries or car battery (DC12V), 
press 
 ON/STANDBY on the system.
The STANDBY lamp goes off when the system is operated on AC 
power.
The display comes on and the system is ready to continue in the 
mode it was in when the power was last turned off.
Turning off the system
Press
ON/STANDBY again.
The STANDBY lamp lights up when the system is operated on AC 
power.
• When the AC power is used, the CLOCK indicator and the time 
are displayed without backlighting.
„
Some power is always consumed even though power is turned 
off (called standby mode).
„
To disconnect the system from mains (AC) supply completely, 
unplug the AC power cord from the AC outlet. When you 
unplug the AC power cord, the clock will be reset to “0:00” if 
no memory backup batteries are installed.
You can adjust the volume level between 0 and 50.
Turn the VOLUME +/– control clockwise to 
increase the volume or turn it 
counterclockwise to decrease the volume.
Press VOLUME + to increase the volume or 
press VOLUME – to decrease it.
When you press and hold VOLUME + or –, the volume changes 
rapidly.
CAUTION:
DO NOT start playing any source without setting 
the volume to minimum first, as a sudden blast of 
sound can damage your hearing, speakers and/or 
headphones.
„
For private listening
Connect a pair of headphones to the PHONES jack on the rear of 
the system (see page 5). No sound comes out of the speakers.
Be sure to turn down the volume before connecting or putting on 
the headphones.
SUPER WOOFER 
VOLUME +/–
STANDBY lamp
VOLUME +/–
ON/STANDBY
ACS ON/LEVEL 
indicator
SUPER WOOFER 
VOLUME +/–
VOLUME +/–
DISPLAY
ON/STANDBY 
SOUND
ACS
SOUND
ACTIVE CLEAR 
SOUND
MUTING
Turning the power on and off
Power source
STANDBY lamp/display
• AC power
• The STANDBY lamp lights when power is 
turned off.
• Backlighting of the display is illuminated 
when power is turned on.
• Batteries or car 
battery 
(DC12V)*
• The STANDBY lamp does not light.
• Backlighting of the display is not 
illuminated.
• With the system turned off (at standby), no 
indication is shown on the display.
or
On system
On remote control
Adjusting the volume
Using the system 
Using the remote control 
or
On system
On remote control
RV-NB20[B].book  Page 7  Monday, August 28, 2006  5:04 PM