Northern UTA220/UTA220k Manuel D’Utilisation
UTA220/UTA220k
D-1
Interfaces
Appendix D
Interfaces
ISDN INTERFACE
Figure D-1 and Table 1 show the UTA ISDN.
Figure D-1. U Interface RJ45 Pin Interfaces
INTERFACES
Tables 2 through 4 describe the pin functions of the DTE
interfaces on the UTA. Use the table corresponding to the
interface on your UTA. General descriptions of the pins follow.
interfaces on the UTA. Use the table corresponding to the
interface on your UTA. General descriptions of the pins follow.
Note: In the following tables, unused pins have no
electrical connection.
electrical connection.
Table D-1:
U Interface RJ45 Pin Functions
Pin
Name
Function
1
Battery status
No connection
2
Battery status
No connection
3
----
No connection
4
Signal
U interface tip or ring
5
Signal
U interface tip or ring