Instruction manual

V.35 Interface

Adapter Cable

The V.35 interface adapter cable, CBL-DV-MUX/V.35, is terminated on the

user side in a 34-pin female connector, wired as listed in Table A-4.

Table A-4. V.35 Interface Adapter Cable

DB-15

Interface

Connector

DB-34

Connector

Pin (User’s

Side)

ITU-T Rec. V.35

Circuit

Direction

Function

LINK DATA

1 A 101 –

–

Frame ground (shield)

2 P 103 OUT IN TX data - A wire

3 C 105 OUT N.C Request to send (main link only)

4 R 104 IN OUT RX data - A wire

5 F 109 N.C OUT

Carrier detect (data

channel only)

6 Y 114 IN OUT Transmit clock - A wire

7 V 115 IN OUT Receive clock - A wire

8 B 102 – – Signal ground

9 S 103 OUT IN TX data - B wire

10 H 108.1 OUT IN Data terminal ready

11 T 104 IN OUT RX data - B wire

12 J 125 IN – Ring indicator

13 AA 114 IN OUT Transmit clock - B wire

14 X 115 IN OUT Receive clock - B wire

15 D 106 N.C OUT Clear to send (data channel only)

MAIN LINK AND DATA CHANNEL INTERFACES

DV-MUX3 Installation and Operation Manual A-5