LG 42700H - 42INCH CLASSHDTV Technical Manual page 110

Press the VOL or VOLUME button.
Sound muted? Press the 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
product.
mini Check HDMI cable over version 1.3.
m_ C heck USB cable over version 2.0.
*This feature is not available for all models.
01_ Adjust resolution, horizontal frequency, or vertical frequency.
mmff Check the input source.
,,,,,
Run the Auto configure or adjust clock, phase, or H/V position. (Option)
mmff Check the signal cable.
mini Update video card drivers.
-O
-O
m
z
x
Adjust Installer menu settings as required.
After 2-5-5 + MENU, only channels included in TV controller will appear. If chan-
nel is available it can be added to channel scan, rescan channels. If it is not avail-
able, the 'No Signal' message appears on the TV screen.
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