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2. Pin Definition
CN1
Pin
Name
1
PS-ON
2
GND
3
5VSB
CN3
Pin
Name
1
+12V
2
GND
3
+5V
FAN1
Pin
Name
1
NC
2
+12V
3
GND
ATX1
Pin
Name
1
+3.3V
2
+3.3V
3
GND
4
+5V
5
GND
6
+5V
7
GND
8
NC
9
5VSB
10
+12V
3. PCI Routing table
PCI Slot
PCI1
PCI2
PCI3
PCI4
Pin
Name
11
+3.3V
12
-12V
13
GND
14
PS-ON
15
GND
16
GND
17
GND
18
-5v
19
+5V
20
+5V
ID SEL
INTA
AD31
INTB
AD30
INTC
AD29
INTD
AD28
INTA
CN2
Pin
1
2
3
4
5
6
7
8
KB1, KB3
Pin
1
2
3
4
5
PCI
interrupt
INTB
INTC
INTD
INTA
INTB
15
Name
5VSB
GND
GND
-5V
+5V
+3.3V
-12V
+12V
Name
KBCLK
KB-DT
NC
GND
+5V
pin
route
INTC
INTD
INTD
INTA
INTA
INTB
INTB
INTC
INTC
INTD
Appendix A
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