1)I have sony vaio laptop with vist os & I have Samsung lcd TV. When I connect Samsung lcd TV I got display but on display continuous error running "check signal cable".
2) I have also compaq laptop they having windows xp os they will be connected properly with out error

I have a sony vaio laptop but whenever I try to connect it with my Samsung lcd TV its shows the error on TV screen as no signal and I'm connecting it through cable,so help me in solving this problem as soon as possible