Wanlida Group Co. Ltd. NS-CNV43 用户手册
14
PROBLEM POSSIBLE
CAUSE
POSSIBLE
SOLUTION
Dark screen.
The brightness may be
turned down.
turned down.
Adjust the brightness of
the LCD.
the LCD.
The unit can’t
receive satellite
signals or can’t
orient.
receive satellite
signals or can’t
orient.
The unit may be
obstructed by buildings or
metal block.
obstructed by buildings or
metal block.
Make sure to use the unit
out of room.
out of room.
PROBLEM POSSIBLE
CAUSE
POSSIBLE
SOLUTION
The built-in rechargeable
battery is weak.
battery is weak.
Use the adaptor to supply
power or charge the
battery.
power or charge the
battery.
The unit may be
obstructed by veil, such as
heat insulation paper.
obstructed by veil, such as
heat insulation paper.
Remove the veil.
Swing of the unit is too
great.
great.
Avoid great swing of the
unit.
unit.
The unit can
receive signals
now but can’t then
or signals received
are not stable.
receive signals
now but can’t then
or signals received
are not stable.
System software of the
unit fails to function after a
change.
unit fails to function after a
change.
Turn the unit on again.
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.
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