3460 Fast’R

Computer Interface Pin-outs (continued)

V.24 Signal Number

Pin

Circuit

Function

 

 

 

 

115

17

DD/115

RXCLK

 

 

 

 

108.x

20

CD/108.1/2

DTR

 

 

 

 

125

22

CE/125

RI

 

 

 

 

113

24

DA/113

XTCLK

 

 

 

 

Pins not listed here are not used.

The enclosure has RJ-11 connectors or mass-termination connectors for the dial and two-wire leased line telephone interface.

RJ-11 Interface Pin-outs

Pin

 

Function

 

 

 

3

 

Ring

 

 

 

4

 

Tip

 

 

 

Pins not listed here are not used.

 

 

 

Mass-Termination Interface Pin-outs

 

 

Pin

 

Function

 

 

 

1 through 25

 

Tip

 

 

 

26 through 50

 

Ring

 

 

 

Pins not listed here are not used.

 

A 50-pin connector provides connections to 16 modems.

Tip-ring pin pairs are: 1 and 26; 2 and 27; and so on.

 

 

 

In some countries, the telephone interface requires an adaptor.

C-10

Page 158
Image 158
Motorola 3460 manual RJ-11 Interface Pin-outs Function, Mass-Termination Interface Pin-outs, Pin Function