ONE100D/M Chapter 4
Installation Guide Interface description
48
4.9 FXO analog interface specifications
There is an earth stud on the back panel of the ONE100D/M. Always connect this to the main protective
earth.
• The FXO module enables the connection of 1 analog telephone line.
• Connector: RJ45 connector, 1 connector per FXO
• Cable to be used: unshielded cable with one twisted pair
The following table shows the connector layout of the RJ45 FXO connector:
Pin Signal Figure
1 not connected
2 not connected
3 not connected
4ring
5tip
6 not connected
7 not connected
8 not connected