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Ultra160 SCSI
Connectors
See the table below for pin
definitions for the Ultra160
SCSI connectors located at
JA1, JA3 and JA5.
68-pin Ultra160 SCSI Connectors (JA1, JA3, JA5)
Connector
Contact
Number
Signal Names
1
+DB(12)
2
+DB(13)
3
+DB(14)
4
+DB(15)
5
+DB(P1)
6
+DB(0)
7
+DB(1)
8
+DB(2)
9
+DB(3)
10
+DB(4)
11
+DB(5)
12
+DB(6)
13
+DB(7)
14
+DB(P)
15
GROUND
16
DIFFSENS
17
TERMPW R
18
TERMPW R
19
RESERVED
20
GROUND
21
+ATN
22
GROUND
23
+BSY
24
+ACK
25
+RST
26
+MSG
27
+SEL
28
+C/D
29
+REQ
30
+I/O
31
+DB(8)
32
+DB(9)
33
+DB(10)
34
+DB(11)
5-25
Chapter 5: Installation
Connector
Contact
Number
Signal Names
35
-DB(12)
36
-DB(13)
37
-DB(14)
38
-DB(15)
39
-DB(P1)
40
-DB(0)
41
-DB(1)
42
-DB(2)
43
-DB(3)
44
-DB(4)
45
-DB(5)
46
-DB(6)
47
-DB(7)
48
-DB(P)
49
GROUND
50
GROUND
51
TERMPW R
52
TERMPW R
53
RESERVED
54
GROUND
55
-ATN
56
GROUND
57
-BSY
58
-ACK
59
-RST
60
-MSG
61
-SEL
62
-C/D
63
-REQ
64
-I/O
65
-DB(8)
66
-DB(9)
67
-DB(10)
68
-DB(11)
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