PCI-6S Backplane
Dimension
Routing List
SIGNAL
PIN No.
PCI_1
PCI_2
PCI_3
PCI_4
REQ#
B18
REQ0#
REQ1#
REQ2#
REQ3#
GNT#
A17
GNT0#
GNT1#
GNT2#
GNT3#
CLOCK
B16
CLK0
CLK1
CLK2
CLK3
IDSEL
A26
AD31
AD30
AD29
AD28
INTA#
A6
B
C
D
A
INTB#
B7
C
D
A
B
INTC#
A7
D
A
B
C
INTD#
B8
A
B
C
D
PCI-6S BACKPLANE Rev 1.2 -- Page 1
Connectors
CONNECTOR
ISA2/PCI5 & ISA1/PCI6
PCI1-PCI4
ISA1
PW1
PW2
CN1
CN2
CN3,CN5
CN4
DESCRIPTION
PICMG connectors
32-BIT PCI BUS connectors
16-BIT ISA BUS connectors
P8/P9 power connector
ATX power connector
DC power outlet
ATX P/S control connector
Fan connector
Power good signal output
Pin Assignment
P8/P9 power connector(PW1)
PIN
1
2
3
4
5
6
NAME PIN
PWR OK 7
+5V
8
+12V
9
-12V
10
GND
11
GND
12
NAME
GND
GND
-5V
+5V
+5V
+5V
Fan connector(CN3,CN5)
PIN
NAME
1 NC
2 +12V
3 GND
Power Extension(CN1)
PIN
1
2
3
4
5
NAME
+5V
-5V
-12V
+12V
GND
ATX control connector(CN2)
PIN
1
2
3
NAME
STB5V
PS_ON
GND
Power Good output(CN4)
PIN
NAME
1 Power Good
2 GND
PW2: ATX Power Supply Connector
11
1
20
10
Signal Name
3.3V
-12V
Ground
PS-ON
Ground
Ground
Ground
-5V
+5V
+5V
Pin #
11
12
13
14
15
16
17
18
19
20
Pin #
1
2
3
4
5
6
7
8
9
10
Signal Name
3.3V
3.3V
Ground
+5V
Ground
+5V
Ground
Power good
5VSB
+12V
PCI-6S BACKPLANE Rev 1.2 -- Page 2