Skip navigation

iMac G5 from 2006 gen will not power up!

385 Views 1 Reply Latest reply: Aug 14, 2013 4:44 AM by Klaus1 RSS
Telescuffle Calculating status...
Currently Being Moderated
Aug 14, 2013 4:30 AM



2006 Gen iMac G5 will not power up! It will show a black screen for a min then will produce a loud fan noise. I have checked all capacitors and they are fine. The RAM works ok too. On occasion I get a message that pops up and says "You need to restart your computer. Hold down the power button for several seconds or press the restart button". I will restart but will be back to square one. The problem looks like this:  . The message is this one:


Many thanks for help!

iMac, Cant remeber OSX and CPU.


More Like This

  • Retrieving data ...

Bookmarked By (0)


  • This solved my question - 10 points
  • This helped me - 5 points
This site contains user submitted content, comments and opinions and is for informational purposes only. Apple disclaims any and all liability for the acts, omissions and conduct of any third parties in connection with or related to your use of the site. All postings and use of the content on this site are subject to the Apple Support Communities Terms of Use.