Printed in white on upper right corner of the component side
Etched on lower left corner of circuit side of the board
Etched on lower right corner of component side of the board
Handwritten on white label on lower right corner of component side
overall: 4 in x 18 5/8 in x 1 1/4 in
This circuit board has 4 standoffs and 2 guides on the component side to enable stacking with other boards. Along the top of the board on the component side are the pins for a zero insertion force (zif) connector. On the circuit side is a matching zif socket so that when the boards are stacked, they are connected. The board also has 4 connectors flat on the component side and one smaller connector at the right end of the board.