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A–1
Appendix
A
SCSI Connector Pinouts
Table A–1. SCSI Connector Pinouts
PIN
SIGNAL PIN SIGNAL
1 GND 26 TERMPWR
2 DB(0) 27 GND
3 GND 28 GND
4 DB(1) 29 GND
5 GND 30 GND
6 DB(2) 31 GND
7 GND 32 –ATN
8 DB(3) 33 GND
9 GND 34 GND
10 DB(4) 35 GND
11 GND 36 –BSY
12 DB(5) 37 GND
13 GND 38 –ACK
14 DB(6) 39 GND
15 GND 40 –RST
16 DB(7) 41 GND
17 GND 42 –MSG
18 DB(P) 43 GND
19 GND 44 –SEL
20 GND 45 GND
21 GND 46 –C/D
22 GND 47 GND
23 GND 48 –REQ
24 GND 49 GND
25 OPEN 50 –I/O