22
EN
Troubleshooting
Warning:
If you’re having trouble with this device, try this report. If precautions do not help, do not
attempt to remove the device cover or repair it yourself. There is a risk of electric shock.
No sound
- Make sure the sound is not muted.
- Check that the device is connected properly.
- Make sure the audio file is supported by the device.
- Try connecting this unit to another device with a different audio cable.
The device does not switch on
- Check that the power cord is plugged in, that the power is working, and that the power
switch is in the correct ON position.
- Check that the battery is charged.
Bluetooth connection issues
Bluetooth signal is interrupted:
The effective distance between the speakers and the device is up to 10 m.
The signal will be interrupted if the distance between the Bluetooth device and the
speakers is more than 10 m.
The Bluetooth device will find several other Bluetooth devices during the search:
Wait for the search to complete and select “Crater L” to pair. Do not hold the mobile device
too close to the speaker when using the phone to avoid echo (feedback).
There is no sound from the microphone
- Connect the microphone to the
MIC 1
or
2
jack correctly
- Turn on the microphone switch
- The microphone volume is at its lowest level. Increase the microphone volume with the
M.VOL +
button
