
Connectors
Model 2253 has two connectors intended for customer use: a 6-pin USB connector (J1),
and an 18-pin input/output connector (JP2). All other connectors, as well as dip-switch
SW1, are reserved for factory use.
Figure 1: Model 2253 mechanical drawing.
Do not connect any electric circuits or install any shunts on any connectors other than J1
and JP2.
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