Onboard Connectors; Atx Power Connector - VIA Technologies VB7009 User Manual

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.
Figure 13 Figure Figure Figure 13: ATX power connector 13 13 : ATX power connector : ATX power connector : ATX power connector
Table Table Table Table 9 9 9 9 : ATX power connector pinout : ATX power connector pinout : ATX power connector pinout : ATX power connector pinout
Pin Pin Signal Signal
Pin Pin Signal Signal
1 +3.3V
2 +3.3V
3 GND
4 +5V
5 GND
6 +5V
7 GND
8 Power OK
9 +5VSUS
10 +12V
20
10
Pin Pin Signal Signal
Pin Pin Signal Signal
11 +3.3V
12 -12V
13 GND
14 Power Supply On
15 GND
16 GND
17 GND
18 NC
19 +5V
20 +5V
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