HP Model 744 HP Model 744 Owner's Guide - Page 103
Table 4-9, SCSI Connector Pinouts, DATA 0, Data Parity
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Connecting Cables SCSI Connection Table 4-9 SCSI Connector Pinouts Pin Number Signal 1 GND 2 GND 3 GND 4 GND 5 GND 6 GND 7 GND 8 GND 9 GND 10 GND 11 GND 12 GND 13 NC 14 GND 15 GND 16 GND 17 GND 18 GND 19 GND 20 GND Pin Number Signal 21 GND 22 GND 23 GND 24 GND 25 GND 26 DATA 0 27 DATA 1 28 DATA 2 29 DATA 3 30 DATA 4 31 DATA 5 32 DATA 6 33 DATA 7 34 Data Parity 35 GND 36 GND 37 GND 38 +5 39 GND 40 GND Pin Number Signal 41 ATN 42 GND 43 BSY 44 ACK 45 RST 46 MSG 47 SEL 48 CD 49 REQ 50 IO 4-23
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4-23
Connecting Cables
SCSI Connection
Table 4-9
SCSI Connector Pinouts
Pin
Number
Signal
Pin
Number
Signal
Pin
Number
Signal
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