9
5. OPERATION ILLUSTRATION
Note:
1. Turn off the power switch,Please wait about 5 seconds before turning on again.Continuous rapid
turning on and off the power switch, it will lead to equipment failure.
2. Even the switch is in the off status, there will be a little current in equipment. If it won’t use the
equipment in a long time, please unplug the power cord from the wall AC socket.
6.
①USB and SD card interface with functions of priority to automatically play audio
② MODE button: press the MODE : choose radio, bluetooth or audio playback.
③ If press quickly, it is last song;Long press is the volume decrease.
④ When playing music, press one time quickly is pause, press again is play.
⑤ If press quickly, it is next song;Long press is the volume increase.
Built-in MP3 player operation method:
." ”
" " " "
" " button:
" " button:
" " button:
Note:
1. When using the built-in MP3 player buttons, please pay attention the strength when
control, avoid excessive force to cause damage of MP3 player button.
2. When insert SD card or USB interface,Please insert in a right way,avoid the wrong
way or too hard to cause the damage of the SD card or USB interface.
4.
1.Turning the volume knob to the left,Connect the microphone and microphone input interface.
2.Turning the volume knob in the right position.
3.Facing the microphone and Speak loudly, turn the volume knob to the right, until the output signal
no longer distortion.If input is high but output is low voice, and then increase the volume by using
the volume knob.If the speaker volume is very high, then reduce the volume by using the volume
knob.
Microphone using:
5.Shutdown the system:
1.Turning the volume knob to the left until the minimum position.
2.Turning off the panel power switch of the professional power amplifier, at 0ff.In turn shutoff
processor equipment and audio source equipment.
USB
SD
SD / M E DIA
MODE