Replace a broken or damaged power supply in your desktop computer. Unsurprisingly, you should check for a +12V on several wires. Mac mini A1347 (Late 2012-Late 2014) Power Supply. Adding images to an existing question - Mac Mini. Power Supply for Dell Optiplex 200W 9020 USFF Ultra Small Form Factor Power Supply KG1G0 4GVWP K650T. Those who value iPhone and iPad accept the trade-off of them not being user-upgradeable for the tight hardware/software and great performance. Use your multimeter and check for 12V on the wires as described If yours is different, post some images of what your connector looks like etc. being soldered/integrated to the M1, Apple Silicon is the shift where Macs have become like iPhones and iPads. While some may be disappointed in RAM, SSD, etc.