My computer screen turns off and i have to restart my computer

My computer screen goes blank after I dont use it and just recently everytime I go to get back on it , I have too restart the whole computer to get my screen back up. What should I do?
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  1. Hi,

    please post more info about your system.

    - what operating system

    - what monitor

    - what graphics card

    - any new USB devices permanently connected to the machine just before the problem started?
  2. try control panel--power options and change the amount of time before your display is turned off
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