How to rig a PC power supply to Jamma Cabinet.
Items you will need
ATX Power supply
First of all refer to the Lay out of the jamma harness layout to find out what pins for what voltage
You can get all your power off of the 20 or 24 pin ATX connector.
If you jumper Green and any black wire the ATX power will always stay on once plugged.
Here is the voltage pinout
look at you Jamma pinout and wire this up to the jamma harness.
Please not only the Plug ground in to the power side of the jamma harness as the other side ground is for the buttoms.