Circuit Board Connector Locations - DKS 1820 Owner's Manual

2.4 Circuit Board Connector Locations

10-Pin Ribbon Connector
Use with 1882 and 1982
(Standard) Relay Boards
1816 Systems only
Master Code
Switch
RJ45 Jacks
Use with 1884 (Call Down)
Line Interface Boards
1820 Systems Only
Terminals 1-10 Main Terminals 11-24
Decoder Board Connection
1816 Systems only
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1820-065-B-2-06