Gigabyte GA-8IP900MK User Manual page 24

1) ATX_12V (+12V Power Co nnector)
This connector (ATX_12V) supplies the CPU operation v oltage (Vc ore).
If this "ATX_12V connec tor" is not connected, sy stem cannot boot.
2) ATX (ATX Power)
AC pow er cord should only be connected to y our pow er supply unit after ATX pow er cable and
other related dev ices are firmly connected to the mainboard.
GA-8IP900MK Motherboard
Pin No.
1
2
1
2
3
4
3
4
Pin No.
1
2
3
4
11
1
5
6
7
8
9
10
11
12
13
14
20
10
15
16
17
18
19
20
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Definition
GND
GND
+12V
+12V
Definition
3.3V
3.3V
GND
VCC
GND
VCC
GND
Power Good
5V SB (stand by +5V)
+12V
3.3V
-12V
GND
PS_ON(soft on/off)
GND
GND
GND
-5V
VCC
VCC