LG 23LX2R Owner's Manual page 29

Troubleshooting Checkh'st
Picture OK &
No sound
No output from one
of the speakers
Unusual sound
from inside the
• 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?
• Adjust Balance in menu option.
• A change in ambient humidity or temperature may result in an unusual
noise when the product is turned on or off and does not indicate a fault with
the producL
J
........................................................................................ mere is a problem in PC mode.
(Only PC mode applied)
The signal is out of
range,
Vedical bar or
stripe on back-
ground &
Horizontal Noise &
Incorrect position
S-cr_n color is
unstable or single
color
* Adjust resolution, horizontal frequency, or vertical frequency:
. Check it whether the signal cable is connected or loose.
* Check the input source.
. Work the Auto configure or adjust clock, phase, or HiV position.
* Check the signal cable
. Reinstall the PC video card.
29