GAI-Tronics IDA1000A DC Remote Adapter Installation and Service Manual - Manual (Page 16)

Installation Model IDA 1000A DC Remote Adapter
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Accessory Connections
Accessory connections are made to the 15-pin accessory connector, located on the rear of the unit.
Numeric designations and functions are parallel to the radio pin numbers and functions as described
above. Input and output signals are opposite those of the radio connections.
Line Connections
The landline RJ11/RJ14 connector to J1 is polarity sensitive and must be wired to the modular connector
as follows:
• Pins 3 (dc control negative) and 4 (dc control positive) for 2-wire TX/RX operation.
• Pins 2 and 5 connect to the 4-wire receive landline pair if the E376AG 4-wire option has been
installed. The 4-wire receive-only pair is not polarity sensitive.
• Pins 1 and 6 are not used on the RJ11 (2-wire) or RJ14 (4-wire) connector.
N OTE : Pin 1 is on the right-hand side looking into the modular connector.