![background image](http://html.mh-extra.com/html/lg/dm2350d/dm2350d_owners-manual_206212037.webp)
ENGLISH
37
TROUBLESHOOTING
Problem
Resolution
No picture when connecting HDMI
y
Check that your HDMI cable is High Speed HDMI Cable.
If the HDMI cables are not High Speed HDMI Cable, flickering or no
screen display can result. Please use the High Speed HDMI Cable.
Audio Problems
Problem
Resolution
Picture OK & No sound
y
Press the
VOL
(
+
,
-
)
button
or
VOL
(
,
)
button.
y
Sound muted? Press MUTE button.
y
Try another channel. The problem may be with the broadcast.
y
Are the audio cables installed properly?
No output from one of the speakers
y
Adjust Balance in menu option.
Unusual sound from inside the
product
y
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 problem with the product.
No sound when connecting HDMI
or USB
y
Check HDMI cable is High Speed HDMI Cable.
y
Check USB cable over version 2.0.
y
Use a normal MP3 file
There is a problem with PICTURE settings.
Problem
Resolution
When the user changes the picture
settings, the
TV
automatically
converts back to the initial settings
after a certain period of time.
y
It means that the TV is currently set to
Store Demo mode. To switch
to Home use mode you should do the followings: From the TV Main
menu, choose
OPTION Choose Initial Setting Choose Home
use. Now, you have completed switching to the Home use mode.
PC mode
No image is displayed.
Problem
Resolution
Power is on, power indictor is blue
but the screen appears extremely
dark.
y
Adjust brightness and contrast again.
Does the ‘Invalid format’ message
appear?
y
The signal from the PC (Video card) is out of the vertical or horizontal
frequency range of the product. Adjust the frequency range by
referring to the Specifications in this user’s guide.
Does the ‘Check signal cable’
message appear?
y
The signal cable between PC and product is not connected. Check
the signal cable.
y
Press the ‘INPUT’ button in the remote control to check the input
signal.
The power indicator is dimmed.
y
If the product is in power saving mode, move the mouse or press any
key.