Etched in solder at the insertion end of the board
Other number
4141
Stamped into the face of the aluminum frame
Serial number
008335
Stamped into the side of the aluminum frame
Dimensions
overall: 1/4 in x 4 1/2 in x 7 in
Description
The board is surrounded by an aluminum frame and a blue plastic connector. On one side there are neatly arranged components and 23 identical inspection stamps. On the back is a printed circuit and many more inspection stamps.