3012—Overview and specifications
NGT Transceiver System Technical Service Manual 297
Pin connections
Figure 2: Rear panel of the 3012
Pinouts of the Terminal connector on the 3012
The Terminal connector is a 9-pin D-type socket used to connect the data modem to a
data terminal or PC.
Figure 3: Front view of the Terminal connector on the 3012
Table 1: Pinouts for the Terminal connector on the 3012
Pin no. Function Input/output Signal description
1N/C
2 RxD Input Receive serial data
3 TxD Output Transmit serial data
4 CD Output Carrier detect
5 GND Signal ground connected to
case
6 Reset Input Modem reset
7 RTS Output Request to send (flow
control)
8 CTS Input Clear to send (flow control)
9N/C
15
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