Seagate ST318203LW Product Manual page 76

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Table 19: LC 80-pin single-ended (LVD) I/O connector pin assignments [11]
Note. A minus sign preceding a signal name indicates that signal is active low.
Connector
Signal contact
name [1] number [3]
12 V CHARGE 1
12 V 2
12 V 3
12 V 4
NC [10] 5
NC [10] 6
–DB11 7
–DB10 8
–DB9 9
–DB8 10
–I/O 11
–REQ 12
–C/D 13
–SEL 14
–MSG 15
–RST 16
–ACK 17
–BSY 18
–ATN 19
–DBP 20
–DB7 21
–DB6 22
–DB5 23
–DB4 24
–DB3 25
–DB2 26
–DB1 27
–DB0 28
–DBP1 29
–DB15 30
–DB14 31
–DB13 32
–DB12 33
+5 V 34
+5 V 35
+5 V CHARGE 36
NC [10] 37
RMT_START [5] [9] 38
SCSI ID (0) [7] [9] 39
SCSI ID (2) [7] [9] 40
Notes [ ]: See page following this table.
Cheetah 18LP Product Manual, Rev. F
Signal Contact
number [3] name[1]
41 12 V GND
42 12 V GND
43 12 V GND
44 MATED 1
45 NC [10]
46 DIFFSNS [8]
47 +DB11
48 +DB10
49 +DB9
50 +DB8
51 +I/O
52 +REQ
53 +C/D
54 +SEL
55 +MSG
56 +RST
57 +ACK
58 +BSY
59 +ATN
60 +DBP0
61 +DB7
62 +DB6
63 +DB5
64 +DB4
65 +DB3
66 +DB2
67 +DB1
68 +DB0
69 +DP1
70 +DB15
71 +DB14
72 +DB13
73 +DB12
74 MATED 2
75 5 V GND
76 5 V GND
77 ACTIVE LED OUT [4] [9]
78 DLYD_START [6] [9]
79 SCSI ID (1) [7] [9]
80 SCSI ID (3) [7] [9]