Fault
Possible Cause
Solución
No sound
1. No input sound source.
2. Volume is too low.
1. Use a better music signal.
2. Adjust volume.
Distortion of
sound
1. Volume too high.
2. Speaker may be damaged.
1. Turn down the volume.
2. If speaker is damaged, repair or
replace it.
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.
4. Wireless microphone has low
battery.
1. Plug microphone properly into
the socket.
2. Turn on microphone switch.
3. Adjust microphone volume
properly.
4. Replace battery.
MP3 does not
play
1. The song format in the USB
disk is incorrect.
2. Improper operation has
caused a process disorder.
3. USB disk/TF card are
disconnected.
1. Transform song format into
Mp3 format.
2. Reboot the machine.
3. Insert USB memory/TF card
properly.
BUILT-IN BT FUNCTIONS
Choose the input signal source as BT channel when starting the machine.
Please ensure the BT devices you want to connect is open. Then scan and connect the
speaker with the device. When the connection is successful, “tick” tone will prompt. If the
speaker can’t be connected, please restart the speaker or the device and try again.
After the mobile phone and the BT are successfully connected, you can play music. To
ensure continuous stability of the music signal, try to keep the BT and the mobile phone
facing one another.
This unit supports iPad, iPhone, Samsung, HTC, MOTOROLA, Nokia and other BT mobile
devices wirelessly transmitting audio. It supports stereo playing of A2DP.
The BT of the unit can be used up to 10 meters if there are no barriers.
FM FUNCTIONS
Choose “INPUT” to switch to FM radio.
Choose “SCAN” for automatic searching and saving.
Choose “CH-“ and “CH+” to switch channels.
TROUBLESHOOTING
