imac keeps restarting on ITS OWN

Discussion in 'Mac Basics and Help' started by nika85, Jul 11, 2010.

  1. macrumors newbie

    Jul 11, 2010
    miami florida
    after having my imac for almost 3 yrs im having problems just after being online for 5 to 10 minutes it RESTARTS on its own and it keeps doing it unless i shut it down some days it work fine and some it don't or it will work half way through the day. went to the disk utility and did everything and it didn't find a problem so what can it be. someone mention something to be bout the POWER SUPPLY, AND ANOTHER SAY ITS PROBABLY OVER HEATING. when i put the disk in it at start up and press *D* to run that test it NEVER FINISH it restarts . . =0(

    also found damage files what are they ?

    plz help
  2. macrumors 65816

    John Doe 57

    Jan 26, 2008
    Los Angeles, CA

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