Black Box 2 x 2 SCSI Matrix Switch SC121A User Manual page 45

2 X 2 SCSI MATRIX SWITCH
Table 6-2 (continued). SCSI connector assignments for
Signal Name
+DB(5)
+DB(6)
+DB(7)
+DB(P)
DIFFSENS
TERMPWR
TERMPWR
Reserved
+ATN
Ground
+BSY
+ACK
+RST
+MSG
+SEL
+C/D
+REQ
44
differential 16-bit SCSI (wide).
Pin Number
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
Signal Name
-DB(5)
-DB(6)
-DB(7)
-DB(P)
Ground
TERMPWR
TERMPWR
Reserved
-ATN
Ground
-BSY
-ACK
-RST
-MSG
-SEL
-C/D
-REQ
Pin Number
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62