3.6.4 ISDN S0 port
bintec RS232j , bintec RS232jw and bintec RS232j-4G have an additional ISDN-BRI(S0)
interface, which can be used for backup functions, for example.
The connection is made via an RJ45 connector (black).
Fig. 24: ISDN S0 BRI interface (RJ45 socket)
The pin assignment for the ISDN S0 BRI interface (RJ45 socket) is as follows:
RJ45 socket for ISDN connection
Pin Position
1 Not used
2 Not used
3 Transmit (+)
4 Receive (+)
5 Receive (-)
6 Transmit (-)
7 Not used
8 Not used
3.6.5 USB interface
The devices have a USB connection for connecting a UMTS stick.
The interface is executed as a standard USB Type A socket.
Fig. 25: USB Type A socket
The pin assignment is as follows:
Pin assignment in USB Type A socket
3 Installation bintec elmeg GmbH
46 bintec RS Series