All of the sudden, my iMac no longer boots. Only startup sound is heard. The screen turns on but remains dark. No Apple. PRAM and SMC reset as well as starting in security and recovery mode have so far been unsuccessful. Why does the computer no longer start? What can I do? Open it? And then?
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All of the sudden, my iMac no longer boots. Only startup sound is heard. The screen turns on but remains dark. No "Apple". PRAM and SMC reset as well as starting in security and recovery mode have so far been unsuccessful. Why does the computer no longer start? What can I do? Open it? And then?
All of the sudden, my iMac no longer boots. Only startup sound is heard. The screen turns on but remains dark. No Apple. PRAM and SMC reset as well as starting in security and recovery mode have so far been unsuccessful. Why does the computer no longer start? What can I do? Open it? And then?