LG 32LG710H Owner's Manual page 114

APPENDIX
Audio Problems
Picture OK but No sound
No output from one
of the speakers
Unusual sound from
inside the product
No sound
when connecting
HDMI or USB
PC Mode Problems
The signal is out of range
Vertical bar or stripe on
background
& Horizontal Noise
& Incorrect position
Screen color is unstable
or single color
114
Press the VOL or VOLUME button.
V
Sound muted? Press the MUTE button.
V
Try another channel. The problem may be with the broadcast.
V
Are the audio cables installed properly?
V
Adjust Balance in menu option.
V
A change in ambient humidity or temperature may result in an unusual noise
V
when the product is turned on or off and does not indicate a fault with the
product.
Check High Speed HDMI cable.
V
Check USB cable over version 2.0.
V
Use normal MP3 file.
V
Adjust resolution, horizontal frequency, or vertical frequency.
V
Check the input source.
V
Work the Auto configure or adjust clock, phase, or H/V position. (Option)
V
Check the signal cable.
V
Update video card drivers.
V
*This feature is not available for all models.