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  1. Yumbo

    Erratic power iMac

    2 years plus. Actual power supply will be almost 2 years.
  2. Yumbo

    Erratic power iMac

    Hi, I picked up an early G5 iMac 110V, blew the power supply, and got a universal power supply replacement. I never used to shut down or put them to sleep, and when I did a sleep light firmware update, it powered it down to then restart, except it never did. I don't remember the exact...
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