When i connect 2 internet my screen randomly goes black

[Guest]

i dont realiy av a clue wot it is thats causing my screen 2 go black but it happens when i connect 2 the internet and i have 2 turn my computer off and back on so i can go on internet without a black screen please help me its driving me mad

 

[Viking2121]

I never herd of an issue like that, But you could always try to update the Ethernet driver, and video driver.