If I disconnect my laptop's screen, will an external screen still work?

I have an Acer Aspire5315 laptop. what I am doing is I am putting it into a custom case that will not fit the built-on screen. The laptop does have a VGA output (so i can connect it to another monitor, or HDTV.) So, if I disconnect the laptop screen completely from the motherboard, will an external one connected... show more I have an Acer Aspire5315 laptop. what I am doing is I am putting it into a custom case that will not fit the built-on screen. The laptop does have a VGA output (so i can connect it to another monitor, or HDTV.) So, if I disconnect the laptop screen completely from the motherboard, will an external one connected via VGA still work?
4 answers 4