black scren out of range problem

anti vairus

Honorable
Mar 28, 2013
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0
10,510
black scren out of range problem
hi i have a problem with portal 2 game it was playing good before i buy my new lg monitor affter i did the game give me black screen tell me out of range 74.5khz/60 hz the error is from monitor not from pc i dont receve any error on pc and i cab hear the sound of the game plz help me
 

Feldmarschall

Honorable
Mar 9, 2013
1,166
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11,460
Install drivers for your monitor, or let windows install drivers for you. It's because your video card does not know what output to send. Reinstall video card drivers also. Had the same issue yesterday with brand new LG LED 19''.
 

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