U Pn Ports - Aastra OpenCom 100 Series Mounting And Commissioning User Manual

Installation
1a TR
1b
2a TR
2b
Termination on an ISDN socket
S int S ext
0 0
2a 2b 1a 1b 1a 1b 2a 2b
1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8
Switchable S port on a pressure terminal
0
You can add further S
cards in a slot. These S
ation.
Annotation concerning an OpenCom 130:
In contrast to the basic module, the expansion module does not provide any addi-
tional RJ45 jacks for external S
minals of the expansion module for an external S
pressure terminals is changed when the switch is made from internal to external oper-
ation. This can be seen in the diagram.
Tip:
U Ports
pn
Each of the U ports enable the connection of a RFP 22 / 24 DECT base station, an
pn
Aastra 6771 / 6773 / 6775 (OpenPhone 71 / 73 / 75) or an OpenPhone 61 / 63 / 65 tele-
phone using a twin-wire cable.
54
ports to the OpenCom 130 / 150 by installing suitable interface
0
ports can be switched between internal and external oper-
0
ports. Therefore you can also use the pressure ter-
0
Let us say you have activated an IAE on an internal S
ample. If you switch this S
quire a crossed ISDN line to connect the IAE to an NTBA. The as-
signment of a crossed line is described in the chapter
Networking under Direct Connection starting on page 160.
port. The port assignment of the
0
port to external operation, you re-
0
port, for ex-
0
PBX