
TROUBLESHOOTING
Faults Possible Reasons
No sound and image Power is disconnected; the machine is not turned on
No image Standby switch is pressed down; disc is scratched;
signal wire is disconnected
No sound Volume too low or the volume setup is not workable
Black screen Incorrect setup of image luminance and contrast;
undervoltage
Blurring and
unstable image
Disc is scratched
Poor colour Function menu setup is incorrect; weak signal
No power Voltage is not correct; check interconnect circuit;
fuse is blown
No image after
loading the disc
Only audio frequency on the disc; disc is scratched;
disc format is not supported
Unstable sound
caused by vibration
DVD is dirty or seriously damaged
Unstable sound even
with no vibaration
Disc is dirty or scratched; clean or replace the disc
CAUTIONS
1. Do not expose the unit to rain, damp environments, dust and direct sunlight, or
excessive vibration.
2. Do not attempt to repair the unit by yourself. Please turn o and if any problems
arise, seek professional advice.
3. Do not use strong chemical cleaners when cleaning the unit. Please use a soft
damp cloth.
4. The unit storage temperature is from -20°C to 60°C. The operating temperature is
from -10°C to 60°C.
5. For your safety, please do not operate this monitor when driving as it is illegal in
most regions.
6. Safe power supply: DC12V (voltage range: 10V-14V)
Attention!
There may be some small bright spots
appear on the screen. This is common
technical matter with TFT pixels and
does not indicate a defect of this unit. 7.