Troubleshooting
Fault
Possible Cause
Solution
No sound
1.
No input sound source.
2.
Volume is too low.
1.
Use a better music signal.
2.
Adjust the volume.
Distortion
of sound
1.
Volume too high.
2.
Speaker may be damaged.
1.
Turn down the volume.
2.
If speaker is damaged, contact the
technical department.
Karaoke
does not
work
1.
Microphone plug is not fully
inserted.
2.
Microphone switch is not on.
3.
Microphone volume knob is at the
lowest position.
1.
Plug microphone properly into the
socket.
2.
Turn on microphone switch.
3.
Adjust microphone volume
properly.
MP3 does
not play
1.
The song format in the USB disc is
incorrect.
2.
Improper operation has caused a
process disorder.
3.
USB disc is disconnected.
1.
Transform song format into Mp3
format.
2.
Reboot the machine.
3.
Insert the USB disc properly.
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