LG 19LH20R Owner's Manual page 32

APPENDIX
The audio does not work.
Picture OK & No sound
No output from one
of the speakers
Unusual sound from inside
the product
No sound
when connecting HDMI
or USB
There is a problem in PC mode. (Only PC mode applied)
The signal is out of range
Vertical bar or stripe on
background & Horizontal
Noise & Incorrect posi-
tion
Screen color is unstable
or single color
32
Press the VOL or VOLUME button.
n
Sound muted? Press MUTE button.
n
Try another channel. The problem may be with the broadcast.
n
Are the audio cables installed properly?
n
Adjust Balance in menu option.
n
A change in ambient humidity or temperature may result in an unusual noise
n
when the product is turned on or off and does not indicate a fault with the
product.
Check HDMI cable over version 1.3.
n
Check USB cable over version 2.0.
n
Use normal MP3 file.
n
Adjust resolution, horizontal frequency, or vertical frequency.
n
Check the input source.
n
Work the Auto configure or adjust size, phase, or H/V position. (Option)
n
Check the signal cable.
n
Reinstall the PC video card.
n
*This feature is not available for all models.