This module consists of integrated circuits, resistors, a discrete transistor, a 40 pin ribbon cable connector, capacitors and doides There are circuits on both sides. There are several inspection stamps on side 1.
Manufacturer
Digital Equipment Corporation (DEC)
Identifying Numbers
Other number
118 F
Stamped into the plastic of the handle on side 2.
Other number
46696
Printed in black ink on side 1 near the handle.
Other number
5010503F-P3
Written in solder on side 2 near the handle.
Other number
M5904
Stamped in white on plastic handle. Stamped in solder on side 2 close to the handle.