external monitor, how to stop mac from going to sleep?

Discussion in 'MacBook' started by maeglutz, Jun 28, 2010.

  1. maeglutz macrumors member

    Sep 2, 2009
    i've been hooking my macbook up to my hdtv to watch hulu, movies etc (using mirroring), but i can never snap my macbook shut or it goes to sleep.

    how do i stop that aside from plugging in an external keboard?
  2. maeglutz thread starter macrumors member

    Sep 2, 2009
    thanks. weird that there is no built in option in system preferences
  3. Dr. Spock macrumors newbie

    Jul 4, 2010

    Caffeine from lightheadsw.com

    very very simple to use.

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