6
Check the following before requesting service:
-
TROUBLE SHOOTING GUIDE
SYMPTOM
POSSIBLE CAUSE
POSSIBLE SOLUTION
Can’t power
on
Built-in battery drained
Recharge the battery as page
3
The unit in power off mode
Press and hold the “
0
” Button on the
top of unit approximately 1 second
to power on the unit. The blue (or
green) MODE Indicator on the top of
unit will illuminate
No sound or
sound weak
Volume of the unit was set to
minimum position
Increase the volume level by press
and release the
“
+
”
Button repeatedly
Volume level of paired BT device is
in low level
Rise the volume level of the paired
BT device
Sound
distortion
Volume level too high
Reduce the volume level by press
and release the
“
−
”
Button repeatedly
Volume level of the paired BT device
too high
Reduce the volume level of the paired
BT device
BT not
functioning
The external BT
d
evice had NOT
paired to the unit
Pair the external BT device to the
unit as page 4
The external BT device too far
from the unit
Place the external BT device close to
the unit
TF (Micro SD) card was inserted
into the unit
Unplug the TF (Micro SD) card from
the unit in power off mode before
use BT (Bluetooth)
