C/X and EPC/X Cables, V.35 Winchester Remote Cable Set 

Digi Concentrator Systems using this cable set- AccelePort C/X, AccelePort EPC/X

IBM Concentrator Systems using this cable set-  128-Port Async Adapter

The wiring diagram for the V.35 Winchester Cable Set is shown in Tables 1 and 2.

Table 1:  HD15 Host to V.35 Winchester cable

From HD15 Male	Signal	Direction	Signal	To V.35 Winchester Male
1	RxD-		A RxD	R
2	RxD+		B RxD	T
4	RxC-		A SCR	V
5	RxC+		B SCR	X
6	TxD-		A TxD	P
7	TxD+		B TxD	S
9	TxC-		A SCT	Y
10	TxC+		B SCT	AA
12	GND		GND	B
			RTS	C
			CTS	D

Table 2:  HD15 Concentrator to V.35 Winchester cable

From HD15 Female	Signal	Direction	Signal	To V.35 Winchester Male
1	TxD-		A TxD	P
2	TxD+		B TxD	S
4	TxC-		A SCT	Y
5	TxC+		B SCT	AA
6	RxD-		A RxD	R
7	RxD+		B RxD	T
9	RxC-		A SCR	V
10	RxC+		B SCR	X
12	GND		GND	B
			RTS	C
			CTS	D

* Arrows indicate which direction the signal is flowing

NOTES:

• This cable is designed to connect a C/X or EPC/X host card with it's intended remote concentrator via synchronous equipment which uses the V.35 Winchester cable interface.
• See the C/X and EPC/X Local and Remote Cabling Options page for other options.