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Other possibilities:
Static or other external interference may cause the unit to function abnormally. In order to
recover normal status, please unplug the power supply cord and then plug it into the
outlet again to reset the unit. If the problems still exist, please cut off the power supply
and consult your service center or a qualified technician.
Troubleshooting
Intermittent
reception and/or
unstable
reception.
The built-in rechargeable
battery is weak.
Use the adaptor to supply
power or charge the
batter
y
.
The unit may be obstructed
by something, such as heat
insulation
p
a
p
e
r
.
Remove obstruction.
The unit is vibrating too
much.
Secure the unit firmly
PROBLEM
POSSIBLE CAUSE
POSSIBLE SOLUTION
System software of the unit
fails to function after a
chan
g
e.
Turn the unit on again.
The unit can’t
receive satellite
signals or can’t
orient.
The unit may be obstructed
by buildings or metal block.
Make sure to use the unit
out of room.