INSTALLATIONS
MB900-R User’s Manual 19
FAN2, FAN3, FAN4: Fan Power Connector s
Pin #
Signal Name
1
Ground
2
+12V
3
Rotation detection
IDE1: Primary IDE Co nnectors
Signal Name
Pin #
Pin #
Signal Name
Reset IDE
1
2
Ground
Host data 7
3
4
Host data 8
Host data 6
5
6
Host data 9
Host data 5
7
8
Host data 10
Host data 4
9
10
Host data 11
Host data 3
11
12
Host data 12
Host data 2
13
14
Host data 13
Host data 1
15
16
Host data 14
Host data 0
17
18
Host data 15
Ground
19
20
Protect pin
DRQ0
21
22
Ground
Host IOW
23
24
Ground
Host IOR
25
26
Ground
IOCHRDY
27
28
Host ALE
DACK0
29
30
Ground
IRQ14
31
32
No connect
Address 1
33
34
No connect
Address 0
35
36
Address 2
Chip select 0
37
38
Chip select 1
IDE1
Activity
39
40
Ground
PCIE_1: x16 PCI Express Slot
PCIE_2: x1 PCI Express Slot
PCI1, PCI5: PCI Slots
CN12: CF Socket
J12: SMBus
This is a 2-pin header. Pin 1 is SMB_CLK; Pin 2 is SMB _DATA.