DIR911T User Guide
85
1
6
5
9
Figure 71: Rear Panel ANI DB-9 Connector Pin Diagram
Pin Description
1 Line #1 ANI Input
2 Line #3 ANI Input
3 ANI Monitor Output (Factory Use Only)
4 No Connect
5 Ground
6 Line #2 ANI Input
7 No Connect
8 Line #4 ANI Input
9 No Connect
Table 18: Rear Panel ANI DB-9 Connector Pin Description
External Activity Connector
A single DB-9 type connector on the rear panel is used to control the external activity
capabilities of the box. This connector provides a standard RS-232 signal level input for
each line that can be used to activate the line. The connector also provides a standard
RS-232 signal level output for each line that is used to indicate that the line is active. The