A replacement design for the System 80B line.. it is a switching supply capable of over 3A with very little wasted heat.
There are three LEDs on the board.. 12V in, 5V in, and a red LED "not good" that indicates that the output is not within spec.
The board comes with the standoffs and hardware that you need to put it in the game..
This board is usually called A2 in your schematics.
You get a full 90 day warranty!