Screen display and movies

When my macbook is not plugged into the wall and it is only using battery power, how can i make it so after 5 mins into the DVD or internet movie or downloaded movie the screen does not dim, then later go black?? any advice would help.. thanks

-Nick

It's in the power settings somewhere. You might have to make a custom setting for this.

System preferences and than Energy saver.

The Vindicat3d said:

System preferences and than Energy saver.

Click to expand...

Then options, then unclick "dim screen" or whatever it says

thanks