Siemens S5-135U/155U - Manual (Page 243)

5-103
System Manual
C79000-G8576-C199-06
Connecting cable: CPU - N10 modem
CPU Modem N10
RxD
7
Shield
3 3
7
1
TxD
Receiver Transmitter
TxD 2 2 RxD
Receiver Transmitter
RTS
CTS
4
5
Housing,GND
1
Figure 5-17 V.24 Submodule: Connecting Cable for CPU - N10 Modem
CPUs, Memory Cards, Memory Submodules, Interface Submodules