Quantum 10K II User Manual
Page 46
Installation
Quantum Atlas 10K II Ultra 160/m SCSI Hard Disk Drives
3
−
19
Table 3-6 80-Pin SCA-2 SCSI Connector Pin Assignments
Signal Name
Pin Number
Pin Number
Signal Name
+12 V
1
41
12V GROUND
+12 V
2
42
12V GROUND
+12 V
3
43
12V GROUND
+12 V
4
44
MATED 1
NO CONNECT
5
45
NO CONNECT
NO CONNECT
6
46
SCSI_DIFFSENS
-DATA_M(11)
7
47
DATA_P(11)
-DATA_M (10)
8
48
DATA_P(10)
-DATA_M B(9)
9
49
DATA_P(9)
-DATA_M(8)
10
50
DATA_P(8)
-SCSI_I/O
11
51
SCSI_I/O_P
-SCSI_REQ
12
52
SCSI_REQ_P
-SCSI_C/D
13
53
SCSI_C/D_P
-SCSI_SEL
14
54
SCSI_SEL_P
-SCSI_MSG
15
55
SCSI_MSG_P
-SCSI_RST
16
56
SCSI_RST_P
-SCSI_ACK
17
57
SCSI_ACK_P
-SCSI_BSY
18
58
SCSI_BSY_P
-SCSI_ATN
19
59
SCSI_ATN_P
-SCSI_PARITY_M(0)
20
60
SCSI_PARITY_P(0)
-DATA_M(7)
21
61
DATA_P(7)
-DATA_M(6)
22
62
DATA_P(6)
-DATA_M(5)
23
63
DATA_P(5)
-DATA_M(4)
24
64
DATA_P(4)
-DATA_M(3)
25
65
DATA_P(3)
-DATA_M(2)
26
66
DATA_P(2)
-DATA_M(1)
27
67
DATA_P(1)
-DATA_M(0)
28
68
DATA_P(0)
-SCSI_PARITY_M(1)
29
69
SCSI_PARITY_P(1)
-DATA_M(15)
30
70
DATA_P(15)
-DATA_M(14)
31
71
DATA_P(14)
-DATA_M(13)
32
72
DATA_P(13)
-DATA_M(12)
33
73
DATA_P(12)
+5V
34
74
GROUND (MATED 2)
+5V
35
75
5V GROUND
+5V
36
76
5V GROUND
RESERVED
37
77
ACTIVE LED OUT
-DELAY_SPIN
38
78
-STAGGER_SPIN
-SCSI ID (0)
39
79
-SCSI ID (1)
-SCSI ID (2)
40
80
-SCSI ID (3)
NOTE
A negative sign (-) before a signal indicates an active-low signal.