This PictureTel AMD (bit slice)-based circuit board contains various integrated circuits, resistors and capacitors. There are several jumper wire patches on the board. The visible end of the board (when inserted) has "AP", "BOARD STATUS", and 4 LED indicators. The opposite side of the board has three connectors, each with 32 female pins.
Stamped in white on the upper left of the component side
Printed in black Top right of the solder
HCA MWB-1 94V1
Printed in white on the lower right side of the component side of the board