LG M3204CCBA 사용자 설명서

51

•  See if the power cord is properly connected to 

the outlet.

•  See if the power switch is turned on.

•  May need service.

•  Adjust brightness and contrast again.

•  Backlight may need repair.

•  If the set is in power saving mode, move the 

mouse or press any key.

• Turn both devices off and then back on.

•   The signal from the PC (video card) is out of 

the vertical or horizontal frequency range of the 

set. Adjust the frequency range by referring to 

the specifications in this manual.

•   The signal cable between PC and set is not 

connected. Check the signal cable.

•  Press INPUT on the remote control to check 

the input signal. 

•  The Lock function prevents the OSD settings 

from being changed inadvertently. To release 

the lock, go to Menu and Option and disable the 

Key Lock option.

•  Install the television driver provided with the 

television, or download it from http://www.lg.

com.

•  See if the plug & play function is supported 

by referring to your video card user manual.