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IDE Connectors
There are no jumpers to
configure the onboard IDE#1
and #2 connectors. See the
table on the right for pin
definitions.
Ultra320 SCSI
Connectors
Refer to the table on
the right for the pin defi-
nitions of the Ultra320
SCSI connectors lo-
cated at JA1 and JA4.
Chapter 5: Advanced Motherboard Setup
IDE Connector Pin Definitions
Pin Number
Function
1
Reset IDE
3
Host Data 7
5
Host Data 6
7
Host Data 5
9
Host Data 4
11
Host Data 3
13
Host Data 2
15
Host Data 1
17
Host Data 0
19
21
23
I/O W rite-
25
I/O Read-
27
IOCHRDY
29
DACK3-
31
33
35
37
Chip Select 0
39
Activity
68-pin U ltra320 SCSI Connectors (JA1, JA4)
Connector
Contact
Number
Signal Names
1
+D B(12)
2
+D B(13)
3
+D B(14)
4
+D B(15)
5
+D B(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
GR OUND
16
DIF FSENS
17
TER MPW R
18
TER MPW R
19
RESERVED
20
GR OUND
21
+ATN
22
GR OUND
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
+D B(10)
34
+D B(11)
5-23
(IDE#1, IDE#2)
Pin Number
2
4
6
8
10
12
14
16
18
GND
20
DRQ3
22
24
26
28
30
IRQ14
32
Addr 1
34
Addr 0
36
38
40
Connector
Contact
Number
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
Function
G ND
Host Data 8
Host Data 9
Host Data 10
Host Data 11
Host Data 12
Host Data 13
Host Data 14
Host Data 15
Key
G ND
G ND
G ND
BALE
G ND
IOC S16-
G ND
Addr 2
Chip Select 1-
G ND
Signal Names
-DB(12)
-DB(13)
-DB(14)
-DB(15)
-DB(P1)
-DB(0)
-DB(1)
-DB(2)
-DB(3)
-DB(4)
-DB(5)
-DB(6)
-DB(7)
-DB(P)
GROUND
GROUND
TERMPW R
TERMPW R
RESERVED
GROUND
-ATN
GROUND
-BSY
-ACK
-RST
-MSG
-SEL
-C/D
-REQ
-I/O
-DB(8)
-DB(9)
-DB(10)
-DB(11)
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