Resolving random, arbitrary shut down.
iMac shutting down, seconds to minutes.
iMac G5 20" Model A1076 Power Supply
My G5 iMac sometimes shuts down after minutes or seconds?My G5 iMac (A40338) shuts down sometimes, just goes blank/dark. When it happens its from a few seconds to several minutes aft...
Shuts down shortly after starting.When starting up, whole machine, and display, shuts down within several seconds to a few minutes. Sounds like a power supply,...