This is a PSC # printed in black on a white sticker on the solder side.
Printed in white at the insertion end of the board on the component side
overall: 3/4 in x 4 1/2 in x 7 in
The board has a bracketed power switch at one end. There are two toggle switches and two green LEDs. Above the first light "MAIN" is written. "System Power" is printed above the metal toggle switch, and "reset" is printed above the black button. There are two insulated wires which extend from a component to the right of the system power switch. To the right of the wires is an extraction lever.