SCSI 2-by-34-Pin Connector Layout
see > for SCSI Interface - Electrical Specifications and
SCSI-Bus Termination (Mixing SCSI types)
(IBM SCSI-2 Fast/Wide Adapter/A and IBM SCSI-2 Fast/Wide Streaming-RAID/A)
Pin
Signal Name
Pin
Signal Name
1
Ground
35
Terminator power
2
Data 12
36
Terminator power
3
Ground
37
Reserved
4
Data 13
38
Reserved
5
Ground
39
Ground
6
Data 14
40
Ground
7
Ground
41
Ground
8
Data 15
42
-Attention
9
Ground
43
Ground
10
Data P1
44
Ground
11
Ground
45
Ground
12
Data 0
46
-Busy
13
Ground
47
Ground
14
Data 1
48
-Acknowledge
15
Ground
49
Ground
16
Data 2
50
-Reset
17
Ground
51
Ground
18
Data 3
52
-Message
19
Ground
53
Ground
20
Data 4
54
-Select
21
Ground
55
Ground
22
Data 5
56
-Control/Data
23
Ground
57
Ground
24
Data 6
58
-Request
25
Ground
59
Ground
26
Data 7
60
-Input/Output
27
Ground
61
Ground
28
Data P
62
Data 8
29
Ground
63
Ground
30
Ground
64
Data 9
31
Ground
65
Ground
32
Ground
66
Data 10
33
Terminator Power
67
Ground
34
Terminator Power
68
Data 11
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