Installing, Powering And Connecting Terminals; Digital System Phones; General Information - Mitel Aastra 470 System Manual

4. 8

Installing, powering and connecting terminals

4. 8. 1

Digital system phones

4. 8. 1. 1

General information

Accesses
The connections on the underside of the system phones are identified by the sym-
bols. The meaning of the symbols is described in the corresponding operating in-
structions.
DSI terminal interface
Tab. 79 DSI interface on the phone
RJ45 socket
Note:
The total length of the cables from the communication server to the sys-
tem phone must not be less than 10 m.
Terminal selection
Two system phones can be connected to a DSI interface (DSI-AD2 only). The system
can only differentiate the two system phones by the position of the address switch
on the phone. 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 system
phone is not ready for operation:
Aastra 470 as of R3.2
syd-0337/1.6 – R3.2 – 09.2014
Pin Signal
1 —
2 —
3 b
4 a
5 —
6 —
Installation
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