A3: Isdn S Interface Pin Assignment; A4: Terminal Resistor For Isdn S Interface - Siemens I-SURF User Manual

A3: ISDN S Interface Pin Assignment
0
ISDN S interface pin assignment (RJ45 plug/jack)
0
(CCITT I.430/ISO 8877)
Pin Signal
1 Not used
2 Not used
3 STA (Sending A)
4 SRA (Receiving A)
5 SRB (Receiving B)
6 STB (Sending B)
7 Not used
8 Not used
A4: Terminal Resistor for ISDN S
The last jack on your ISDN S
resistors.
Interface
0
bus must be terminated with two 100 ohm terminal
0
Appendix
63