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1) ATX_12V ( +12V Power Connector)
This connector (ATX _12V) suppliesthe CPU operation voltage (Vcore). If this " ATX_ 12V connector" is not
connected, system cannot boot.
2) ATX (ATX Power)
AC power cord should only be connected to your power supply unit after ATX power cable and other
related devices are firmly connected to the mainboard.
GA-8VT800-P Motherboard
1
3
Pin No. Definition
1
2
2
3
4
4
Pin No.
1
2
3
4
11
1
5
6
7
8
9
10
11
12
13
14
15
10
20
16
17
18
19
20
- 20 -
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(softOn/Off)
GND
GND
GND
-5V
VCC
VCC
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