LG 200LC1R User Manual
Page 33
Attention! The text in this document has been recognized automatically. To view the original document, you can use the "Original mode".
Troubleshooting Checklist
f----------------------------------
Picture
OK
&
No sound
The audio function does not work.
^
• Press the
VOL
(or
Volume)
button.
•
Sound muted? Press
MUTE
button.
• Try another channel. The problem may be with the broadcast.
• Are the audio cables installed properly?
No output from
one of the
speakers
• Adjust
Balance in menu option.
Unusual sound
• A
change in ambient humidity or temperature may result
in
an
from
inside
the
unusual noise when the product is turned on or off and does not
product
indicate a fault with the product.
V 1
J
f
The signal Is out
of range.
There is a problem in PC mode.
(Only PC mode applied)
• Adjust resolution, horizontal frequency, or vertical frequency.
• Check it whether the signal cable is connected or loose.
• Check the input source.
Vertical bar or
stripe on
background
&
Horizontal Noise
&
Incorrect
position
• Work
the Auto configure or adjust
clock, phase,
or
HA/
position,
(option)
Screen color Is
unstable or
single color
V
• Check the signal cable,
• Reinstall the PC video card,
J
33