Hi guys.. I have a Microtek 15" monitor, it was working fine, but from last 6 -8 dayz it was giving delay in starting, ie after starting nothing appears on screen for few minz, that time goes increasing and today nothing has appeared from last 3 hrs, Well I kno I have to now goto service center , but before that I wanna know that wht could be the problem ? ONe more thing !! sometimes it automatically changes the color of screen (ofcourse when it was working) , changes the color of screen as cable is loose but cable is fine.. and then automatcally get to normal !! So guys plz suggest me wht could be the problem !! and also hw much service center guy can charge for it ? wAiting..