OPERATING GUIDE
34
Appendix A: Pin assignments
RS232 Serial cable pin-out
RJ11
Service Signal
DB9
1
N/C
-
2
TXD
2
3
RXD
3
4
N/C
-
5
GND
5
6
N/C
-
RJ 45 Connector Ethernet
1
8
Pin Assignment Pin Assignment
1
TX +
5
Not connected
2
TX -
6
RX -
3
RX +
7
Not connected
4
Not connected
8
Not connected