909A/B universal coupler

Table 4. J3 Pin Assignments (Power Connections)

Pin

Color

Designation

Description

 

 

 

 

 

1, 3, 4, & 7

Not used

 

 

 

 

 

2

Black

GRD

-48 RET or ground lead from system or

 

 

 

from positive lead of power supply

 

 

 

 

 

5

Yellow

-48 VDC

-48 VDC from system or from negative

 

 

 

lead of power supply

 

 

 

 

 

 

 

 

 

 

Figure 2 shows the physical locations of the pins for J1, J2, and J3.

1

8

2

5

 

 

 

 

 

 

 

 

 

 

 

mod_jack RBP 041796

1. J1 and J2 8-pin modular jacks

2. J3 7-pin modular jack

Figure 2. Typical modular jack pinout

28 Issue 4 October 2002

555-233-116

Page 28
Image 28
Avaya 555-233-116 manual Typical modular jack pinout