LG 32LD400 Owner's Manual page 44

Video Problems
Lines or streaks in
pictures
No picture when
connecting HDMI
Audio Problems
No output from
one of the speakers
Unusual sound
from inside the
product
No sound when
connecting HDMI/
USB
PC Mode Problems
The signal is out of
range
Screen color is
unstable or single
color
When connecting
the HDMI cable to
the PC, there is no
audio.
44
r Check antenna (Change the direction of the antenna).
r If an HDMI cable doesn't support High Speed HDMI, it can
cause flickers or no screen display. In this case use the latest
cables that support High Speed HDMI.
r Adjust Balance in menu option.
r 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.
r Check High Speed HDMI cable.
r Check USB cable over version 2.0.
r Use normal MP3 file.
*This feature is not available for all models.
r Adjust resolution, horizontal frequency, or vertical frequency
on the PC.
r Check the input source.
r Check the signal cable.
r Reinstall the PC video card.
r Check the manual for the video card in the PC to see if it
supports HDMI audio and how to set it up properly.