HP Model 743 SCSI Connector Pinouts

							Connecting Cables
							SCSI Connection
Table 4-9		SCSI Connector Pinouts
	Pin		Signal	Pin	Signal	Pin	Signal
	Number			Number		Number
	1		GND	21	GND	41	ATN
	2		GND	22	GND	42	GND
	3		GND	23	GND	43	BSY
	4		GND	24	GND	44	ACK
	5		GND	25	GND	45	RST
	6		GND	26	DATA 0	46	MSG
	7		GND	27	DATA 1	47	SEL
	8		GND	28	DATA 2	48	CD
	9		GND	29	DATA 3	49	REQ
	10		GND	30	DATA 4	50	IO
	11		GND	31	DATA 5
	12		GND	32	DATA 6
	13		NC	33	DATA 7
	14		GND	34	Data Parity
	15		GND	35	GND
	16		GND	36	GND
	17		GND	37	GND
	18		GND	38	+5
	19		GND	39	GND
	20		GND	40	GND

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