The ones with *** by them I have schematics and board layouts in hand for. IIRC
you are in the Twin Cities area - if this is correct contact me off list as
there were a couple of these installed there and I will give you contact names
and phone #. They may still have some of the old docs around along with the
Digital scanner that went with it.
Dan
101 (i think the last digit is a 1) ***Time, Crystal modulo-n Variable
frequency
102 **** Counter - comparator
202
504 (2 of these) ***** ADC control and conditioning
505 **** Digital I/O for starting scan and MS status
603
644
plus a blue circuit board with blank white handles, from Computer
Operations Inc, C 10450-01 it has 3 connectors labeled CDJ2, CCJ1,
CDJ1
-Lawrence LeMay