Western Digital WDE2170 User Manual
Page 45
WD Enterprise WDE2170/WDE4360
SCSI Connectors
4079-001045 Rev. B
RELEASED 04-08-97
37
Table 6-8. 80-Pin (SCA-2) SCSI Connector Pin Assignments
SINGLE-ENDED SCSI CONNECTOR
Signal Name
Pin
Number
Signal Name
+12 VOLTS
1
41
+12V GND
+12VOLTS
2
42
+12V GND
+12VOLTS
3
43
+12V GND
+12VOLTS
4
44
MATED1
reserved
5
45
reserved
reserved
6
46
GROUND
-DB11
7
47
GROUND
-DB10
8
48
GROUND
-DB9
9
49
GROUND
-DB8
10
50
GROUND
-I/O
11
51
GROUND
-REQ
12
52
GROUND
-C/D
13
53
GROUND
-SEL
14
54
GROUND
-MSG
15
55
GROUND
-RST
16
56
GROUND
-ACK
17
57
GROUND
-BSY
18
58
GROUND
-ATN
19
59
GROUND
-DBP0
20
60
GROUND
-DB7
21
61
GROUND
-DB6
22
62
GROUND
-DB5
23
63
GROUND
-DB4
24
64
GROUND
-DB3
25
65
GROUND
-DB2
26
66
GROUND
-DB1
27
67
GROUND
-DB0
28
68
GROUND
-DBP1
29
69
GROUND
-DB15
30
70
GROUND
-DB14
31
71
GROUND
-DB13
32
72
GROUND
-DB12
33
73
GROUND
+5VOLTS
34
74
GND
+5VOLTS
35
75
+5V GND
+5VOLTS
36
76
+5V GND
reserved
37
77
LED OUT
AUTO START
38
78
START DELAY
SCSI ID 0
39
79
SCSI ID 1
SCSI ID 2
40
80
SCSI ID 3