Mitel Aastra 470 System Manual page 127

Tab. 55 Connection of four-fold assigned FXO network interface
Public analogue network
FXO signal
a
b
a
b
a
b
a
b
Aastra 470 as of R3.2
syd-0337/1.6 – R3.2 – 09.2014
Splitting with fan-out panel
FOP or 8-fold assigned con-
necting cables
–
–
–
1a
1b
–
–
–
–
–
–
2a
2b
–
–
–
–
–
–
3a
3b
–
–
–
–
–
–
4a
4b
–
–
–
Installation
Communication server
FXO signal Pin
3a 1
3b 2
2a 3
1a 4
1b 5
2b 6
4a 7
4b 8
Socket
127