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Interfaces and Terminals as of I7.8
Terminals
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023
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– I7.
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.2009
3. 6
Installing, connecting and configuring terminals
3. 6. 1
AD2 system terminals
Accesses
The connections on the underside of the system terminal are identified by the sym-
bols. The meaning of the symbols is described in the corresponding operating in-
structions.
AD2 terminal interface
Tab. 18
AD2 interface on the terminal
Note:
The total length of the cables from the PBX to the system terminal must
not be less than 10 m.
Terminal selection
Two system terminals can be connected to an AD2 interface. The PBX can only dif-
ferentiate the two terminals by the position of the address switch on the terminal.
The following settings are possible (TSD = Terminal Selection Digit):
•
TSD1
•
TSD2
Note:
In the following cases
Not Configured
is displayed along with the node
number, the slot number and the port number. In this state the terminal
is not ready for operation:
– A terminal has been created at the connected port, but the address
selection switch is incorrectly set.
– No terminal has yet been created at the connected port.
RJ45 socket
Pin
Signal
1
—
2
—
3
b
4
a
5
—
6
—
6
5
4
3
2
1