Troubleshooting - Hyundai H-LCD1502 Instruction Manual

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
No picture, no sound,
and no indicator light
Picture and sound with
abnormity
Picture is spotted or
with snow
Blue background
PC Picture is not in the
middle of the screen
No sound
The RC does not work
Possible Cause
The power cord is not plugged in.
Contrast, sharpness, color and volume
are all in the minimum value or TV is
in mute mode.
Contrast and color are set improperly.
Color system is set improperly.
Sound system is set improperly.
Signal source is low-grade or the
signal is in a lower quality.
No Video signal or the signal cord is
improperly/not connected.
Picture is not well adjusted.
No Audio signal or the signal cord is
improperly/not connected.
Batteries are improperly installed or
exhausted.
Plug the power cord in.
Alter the value of contrast,
sharpness, color and volume.
Set the value of Contrast,
sharpness, and color properly.
Select AUTO for Color system.
Set the sound system properly.
Use the qualified signal cord.
Connect the signal cord
properly.
Press the CH+/CH- buttons at
one time to adjust it.
Adjust H/V- position manually
to adjust it.
Connect the audio signal cord
properly.
Set the sound system properly.
Make sure the positive and the
negative polarities are correct.
Reattach the battery lid.
Replace the batteries.
13
Correction