LG PF85U - Manual (Page 114)

114 INFORMATION
Problem Solution
On certain programmes,
there is no sound at all, or
only the background music
can be heard
(in case of a programs
created for overseas
viewers).
y In Language, set Language → Audio Language
to the language of your choice. Even if you change
the language on
Multi Audio, you can go back to
the default setup once you turn off the power or
change the programme.
There is no sound when
connected to HDMI / USB.
y Verify that the HDMI cable is high speed.
y Check if the USB device and cable is version 2.0
or higher.
y Use only regular music (*mp3) files.
PC connection problem
Problem Solution
The screen display
does not come on
after connecting to the
computer.
y Verify that the computer and the projector are
securely connected.
y Turn the projector off and back on using the
remote control.
y Restart the PC with the projector on.
y Check whether the resolution is correctly set for
PC input.
y Reconnect the HDMI cable.
There is no sound after
connecting the computer
with the HDMI cable.
y Check with manufacturer of your video card to
ensure it supports HDMI voice output. (Video
cards in DVI format require connection of a
separate sound cable.)
When connected to the
computer, the display is
partially cut off or shifts to
one side.
y Set the resolution to support PC input. (If this does
not work, reboot the computer.)