3Com 52x, 32x Universal to V.35 Direct Connect Cable, 9UNIVERSAL to V.35 Direct Connect Cable

2-12CHAPTER 2: OVERVIEW

UNIVERSAL to V.35 Direct Connect Cable

This cable connects a UNIVERSAL port on the bridge/router to the V.35 port on an SNA legacy device.

To UNIVERSAL port on bridge/router

1	2	3	4	5	6	7	8	9	10	11 12		13		14		15	16 17 18	19
20	21	22	23	24	25	26	27	28 29		30	31		32		33	34 35 36 37
		37-pin female connector
Name									Abbr				Pin
	Shield							Shield						1
Clear to Send									CTS					C
Transmit Data							TxD (A)							4
Transmit Data							TxD (B)						22
Receive Data							RxD (A)							6
Receive Data							RxD (B)						24
Request to Send									RTS				28
Data Set Ready									DSR				16
Data Terminal Ready									DTR				32
Signal Ground									SG				19
Receive Clock							RxC (A)							8
Receive Clock							RxC (B)						26
Transmit Clock					TxC (A) (out)								17
Transmit Clock					TxC (B) (out)								35
Transmit Clock				TxC (A) (dce)									17
Transmit Clock				TxC (B) (dce)									35

To SNA device

	NN		JJ	DD	Z	V	R	L	F	B
		LL	FF	BB	X		T	N	J	D
	MM		HH	CC	Y	U	P	K	E	A
		KK	EE	A	W		S	M	H	C
	V.35 male connector
Pin	Abbr		Name
A	Shield	Shield
D	RTS	Request to Send
R	RxD (A)	Receive Data
T	RxD (B)	Receive Data
P	TxD (A)	Transmit Data
S	TxD (B)	Transmit Data
F	DCD	Receive Line Signal Detect
H	DTR	Data Terminal Ready
E	DSR	Data Set Ready
B	SG	Signal Ground

UTxC (A) (out) Transmit Clock W TxC (B) (out) Transmit Clock

Y	TxC (A) (in)	Transmit Clock
AA	TxC (B) (in)	Transmit Clock
V	RxC (A)	Receive Clock
X	RxC (B)	Receive Clock

Figure 2-9UNIVERSAL to V.35 Direct Connect Cable

You can order this cable from 3Com (part number 3C8135).