VB7009 User Manual
14
2.2.
Onboard Connectors
2.2.1.
ATX Power Connector
The mainboard has a 20-pin ATX power connector onboard. The ATX power connector is labeled as
“ATX_POWER1”. The pinout of the ATX power connector is shown below.
1
10
11
20
Figure 13: ATX power connector diagram
Pin
Signal
Pin
Signal
1
+3.3V
11 +3.3V
2
+3.3V
12 -12V
3
GND
13 GND
4
+5V
14 Power Supply On
5
GND
15 GND
6
+5V
16 GND
7
GND
17 GND
8
Power OK
18 NC
9
+5VSUS
19 +5V
10 +12V
20 +5V
Table 9: ATX power connector pinout
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