no video just sound

[Need help]

i was on my dashboard on my 360 when suddenly my xbox went green in spots so
i shut it down and then it wouldnt come on i here everything a grab my
controller and even here it moving the dashboard so i went to gamestop and
bought me some component cable and now the screen goes blue and black and
still just sount

 

[PvdG42]

i was on my dashboard on my 360 when suddenly my xbox went green in spots
so
i shut it down and then it wouldnt come on i here everything a grab my
controller and even here it moving the dashboard so i went to gamestop
and
bought me some component cable and now the screen goes blue and black and
still just sount

Try here for your XBox tech support issues:

http://www.xbox.com/en-US/support/?WT.svl=nav