Cabletron Systems CSX200 manual Table A-6 EIA-449 Interface

Appendix A: WPIM Cable Specifications

EIA-449

Table A-6shows the connector number, cable assembly description, and connector type.

	Table A-6 EIA-449 Interface
Connector Number	Cable Assembly Description	Connector Type
1	EIA-530A ALT A to EIA-449	Sub DB 26-pin male connector
2		DB-37 pin male connector

Table A-7provides pin assignments for the EIA-449 interface cable.

Table A-7 EIA-449 Interface Cable Pin Assignment

Connector 1 EIA-530A ALT A						Connector 2 EIA-449
				PAIR
MNEMONIC	DIRECT	NAME	PIN		PIN	NAME	DIRECT	MNEMONIC
	TO						TO
BA	DCE	Transmit Data A	2	A	4	Send Data A	DCE	SD
		Transmit Data B	14		22	Send Data B
BB		Receive Data A	3	B	6	Receive Data A		RD
	DTE	Receive Data B	16		24	Receive Data B	DTE
CB		Clear to Send A	5	C	9	Clear to Send A		CS
		Clear to Send B	13		27	Clear to Send B
CA	DCE	Request to Send A	4	D	7	Request to Send A	DCE	RS
		Request to Send B	19		25	Request to Send B
DB		Transmit Signal Timing A	15	E	5	Send Timing A		ST
	DTE	Transmit Signal Timing B	12		23	Send Timing B	DTE
DD		Receive Signal Timing A	17	F	8	Receive Timing A		RT
		Receive Signal Timing B	9		26	Receive Timing B
DA	DCE	Transmit Signal Timing A	24	G	17	Terminal Timing A	DCE	TT
		Transmit Signal Timing B	11		35	Terminal Timing B

A-4 CSX200 Installation Guide