HP Model 743 PC Owner's Manual page 97

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