Compatible Systems 3500R manual Appendix B Connector and Cable Pin Outs

Appendix B - Connector and Cable Pin Outs 35

Appendix B - Connector and Cable Pin Outs

Pin Outs for DB-26 to V.35 Male Cable

DB-26	V.35		Signal
25	A	↔	Chassis Ground
26	B	↔	Signal Ground
19	C	→	Request to Send
20	D	←	Clear to Send
21	E	←	Data Set Ready
23	F	←	Receive Line Signal Detect
22	H	→	Data Terminal Ready
1	P	→	Tx Data
4	R	←	Rx Data
10	S	→	Tx Data
13	T	←	Rx Data
6	U	→	Tx Clock Out
5	V	←	Rx Clock In
15	W	→	Tx Clock Out
14	X	←	Rx Clock In
3	Y	←	Tx Clock In
12	AA	←	Tx Clock In

ϖNote: V.11 operation is selected with a specially wired cable. V.35 operation is the default.