LG M237WD-PM Owner's Manual (English) - Page 74

When using PC input RGB or DVI, No Audio., No Video.

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APPENDIX No Audio. Picture OK but no sound No output from one of the speakers A Press the VOL + or - button. A Sound muted? Press MUTE button. A Try another channel. The problem may be with the broadcast. A Are the audio cables installed properly? A Adjust Balance in menu option. Unusual sound from inside the product A 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. When using PC input (RGB or DVI) No Video. Power is on, power indic- A Adjust brightness and contrast again. tor is blue but the screen appears extremely dark. Does the power indica- A If the product is in power saving mode, move the mouse or press any key. tor look amber? Does the 'Out of range' message appear? A The signal from the PC (Video card) is out of the vertical or horizontal frequency range of the product. Adjust the video settings on the PC to match one of accepted resolution/frequency settings listed in this manual. Does the 'Check signal cable' message appear? A The signal cable between PC and product is not connected. Check the signal cable. A Press the 'INPUT' button in the remote control to check the input source setting. 73

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73
APPENDIX
No Audio.
A
Press the
VOL
+
or
-
button.
A
Sound muted? Press
MUTE
button.
A
Try another channel. The problem may be with the broadcast.
A
Are the audio cables installed properly?
A
Adjust
Balance
in menu option.
A
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.
Picture OK but no sound
Unusual sound from
inside
the product
No output from one
of the speakers
No Video.
A
Adjust brightness and contrast again.
A
If the product is in power saving mode, move the mouse or press any key.
A
The signal from the PC (Video card) is out of the vertical or horizontal
frequency range of the product.
Adjust the video settings on the PC to match one of accepted resolution/fre-
quency settings listed in this manual.
A
The signal cable between PC and product is not connected. Check the signal
cable.
A
Press the
‘INPUT’ button in the remote control to check the input source set-
ting.
Power is on, power indic-
tor is blue but the screen
appears extremely dark.
Does the ‘Out of range’
message appear?
Does the power indica-
tor look amber?
When using PC input (RGB or DVI)
Does the ‘Check signal
cable’ message appear?