User's Manual
18
6 FAQ
Most problems can be solved by the following solutions. For any other problem, contact after-sales
service.
Table 6-1 FAQ
Problem Possible Reasons
No images on the
screen after turning on
the Device.
●
Power source (220 VAC) is not connected to mains electricity.
●
The power cable is broken.
●
The power switch is off or broken.
●
The indicator light is off.
No signal.
●
Poor contact of signal wires.
●
Signal source has no output.
●
The signal wires are broken.
●
The input signal type does not belong to the types supported by
the Device.
LCD lost color.
●
Poor contact of signal wires.
●
The signal wires are broken.
Remote control does
not work.
No batteries are installed, or batteries are not installed properly.
Device temperature is
too high.
Device ventilation is not good.
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