The module is a standard 2-sided SDS printed circuit board. It has an edge connector with 26 fingers on each side. The front has a bolted-on plastic connector on each side for cable attachment. Each connector provides for 14 shielded connections. There are 9 ten-pin integrated circuits along with assorted discrete components. There is a silk screened copyright label, "XDS-69". There is an attached paper tag indicating "Unit 4 Gate 2 B27". One of the signals on the front connector of this board was connected to the twisted-pair wire of object 102730364.
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Date
ca. 1969
Manufacturer
Xerox Data Systems, Inc. (XDS)
Identifying Numbers
Model number
LT109
Silkscreened in white on the right front corner of the component side
Other number
165079
Silkscreened in white on the right front corner of the component side and denoted "assy no"
Other number
165080C
Silkscreened in white on the right front corner of the component side and denoted "pwb no"