This circuit board has 6 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 6 connectors flat on the component side.
Date
ca. 1991
Manufacturer
System Industries, Inc.
Identifying Numbers
Other number
005
Printed on white label on lower right corner of component side
Other number
21894 3
Printed on white label on bottom right corner of component side
Other number
2500-5004-A
Etched on lower left corner of circuit side of the board
Other number
2500-6004-A
Etched on lower right corner of component side of the board
Other number
41
Printed on white label on lower right corner of component side
