34
EN
Problem
Possible Cause
Possible Solution
No sound from
the microphone.
The microphone is not
properly connected to
one of the microphone
jacks.
Make sure that the
microphone is correctly
connected to the MIC 1 or
MIC 2 jack.
The microphone is turned
off.
Slide the microphone
ON/OFF switch to the
“ON“ position.
The microphone volume
is set too low.
Adjust the microphone
volume with the MIC VOL
control.
The master volume is set
too low.
Adjust the volume with
the MASTER VOL control.
USB files are not
played back.
The USB files are
corrupted.
Replace the files.
The file format cannot be
played back from the unit.
Use files of a compatible
format.
The connected USB
device is not supported
by the unit.
Use a different USB
device.
External BT
device cannot
be paired with
the unit.
The BT function of
your external device is
disabled.
Activate the BT function
of your external device
(refer to its user manual).
The unit is not in pairing
mode.
Press the PAIR button to
make the unit visible to
external BT devices.
After
successfully
establishing the
BT connection,
the music is not
available.
The BT device does not
support the A2DP-BT
profile.
Use a BT-device that
supports A2DP.
The volume of the
external BT device is set
too low.
Adjust the volume on the
external BT device.
