Specifications

17
Table 4-1. Line-Cable Pinouts
RJ-11 (Four-Wire)
SIGNAL PIN# COLOR* COLOR* PIN# SIGNAL
GND** 1 Blue..................................................White 6 GND**
RCV† 2 Yellow ..............................................Red 4 XMT
XMT 3 Green...............................................Black 5 RCV
XMT 4 Red ..................................................Yellow 2 RCV
RCV 5 Black ................................................Green 3 XMT
GND** 6 White................................................Blue 1 GND**
RJ-45 (Four-Wire)
SIGNAL PIN# COLOR* COLOR* PIN# SIGNAL
GND** 2 Orange.............................................Brown 7 GND**
RCV† 3 Black ................................................Green 5 XMT
XMT 4 Red ..................................................Yellow 6 RCV
XMT 5 Green...............................................Black 3 RCV
RCV 6 Yellow ..............................................Red 4 XMT
GND** 7 Brown...............................................Orange 2 GND**
RJ-11 (Two-Wire)
SIGNAL PIN# COLOR* COLOR* PIN# SIGNAL
XMT+ 3 Green...............................................Green 3 XMT+
XMT– 4 Red ..................................................Red 4 XMT–
RJ-45 (Two-Wire)
SIGNAL PIN# COLOR* COLOR* PIN# SIGNAL
XMT+ 4 Red ..................................................Red 4 XMT+
XMT– 5 Green...............................................Green 5 XMT–
*Standard color codes—wire colors in your cable might be different
**Connection to ground is optional
†The Multi-Function Line Driver is not sensitive to polarity in four-wire applications
1 – Blue
1 – Blue 2 – Orange
2 – Yellow 3 – Black
3 – Green 4 – Red
4 – Red 5 – Green
5 – Black 6 – Yellow
6 – White 7 – Brown
8 – Slate
Figure 4-1. AT&T
®
standard modular color codes.
CHAPTER 4: Installation