ZyXEL Communications IES-1248 VDSL-SWITCH User Manual page 279

The following diagram shows the phone port pin assignments of the CO Telco-50 connectors.
This table lists the ports and matching pin numbers for the hardware Telco-50 connectors.
Chart 4 Hardware Telco-50 Connector Port and Pin Numbers
PORT NUMBER
Hardware Specifications
Diagram 1 USER Telco-50 Pin Assignments
Diagram 2 CO Telco-50 Pin Assignments
1
2
3
4
5
6
7
IES-1248 User's Guide
PIN NUMBER
2, 27
3, 28
4, 29
5, 30
6, 31
7, 32
8, 33
C