Boss Audio bv9972 用户指南

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This function shows that the effect of standard audio output.

Note: You can change the timbre of the sound in DVD mode. We suggest keep it in the 
original place.

1. Power On/Off / Function MODE button
Press this button for a short moment to turn on power, and long press it to turn off power. 
Every button-press to switch audio source mode. 

2. Disc Out button
Press this button can eject the disc.

8. Release button
Press this button can take off the control panel.

7. Pause button
In playing state, press this button to execute play/pause.

6. Radio station selection/Next song
At radio state, short press this button to manual seek radio frequency to backward direction,
Long press this button to automatically seek radio frequency to backward direction; 
At voice playing state, short press this button to select the next song;

5. Radio station selection/Previous song
At radio state, short press this button to manual seek radio frequency to forward direction,
long press this button to automatically seek radio frequency to forward direction; 
At voice playing state, short press this button to select the previous song;
.

4. AMS Program preset/Play Repeat button
In radio mode, press this button for a short moment to start scanning preset programs.
In PLAY mode, press it to repeat playing a  single song, and press it again to turn off 
this function.

3. BAND/SYS /P.N
In radio mode, press this button to switch band, every time to choose band, the sequence 
is as follows:

In playing state, press this button to switch video system, AUTO, NTSC, PAL.

FM1 → FM2 → FM3 → AM1 → AM2

9. SD socket
This is a high-spees transmission interface, which can read high-capacity date in MP3 
or MP4 format.

12. Reset button
Press this button can back to default mode.

11. USB socket
Connect the USB memory to this socket, and the unit can play music format files 
supported by this unit in the USB memory.

10. A/V AUX External Input
External connection for A/V input.