Hyundai H-LCD4201 - Инструкция (Страница 18)

18
Troubleshooting
Before calling a technician, please check the following items to see whether you can easily diagnose and fix
the encountered symptoms on your own.
Symptoms Possible Cause Correction
No picture, no sound,
and no indicator light
The power cord is not plugged in.
Contrast, sharpness, color and volume are
all in the minimum value or TV is in mute
mode.
Plug the power cord in.
Alter the value of contrast, sharpness,
color and volume.
Picture and sound
with abnormity
Contrast and color are set improperly.
Color system is set improperly.
Sound system is set improperly.
Set the value of Contrast, sharpness,
and color properly.
Select AUTO for Color system.
Set the sound system properly.
Picture is spotted or
with snow Signal source is low-grade or the signal is
in a lower quality.
Use the qualified signal cord.
Blue background
No Video signal or the signal cord is im-
properly/not connected.
Connect the signal cord properly.
PC Picture is not in
the middle of the
screen
Picture is not well adjusted.
Press the CH+/CH- buttons at one
time to adjust it.
Adjust H/V- position manually to ad-
just it.
No sound
No Audio signal or the signal cord is im-
properly/not connected.
Connect the audio signal cord prop-
erly.
Set the sound system properly.
The RC does not
work Batteries are improperly installed or ex-
hausted.
Make sure the positive and the nega-
tive polarities are correct.
Reattach the battery lid.
Replace the batteries.