Onboard I/O; Atx Power Connector; Figure 14: Atx Power Connector Diagram; Table 11: Atx Power Connector Pinouts - VIA Technologies EPIA-M910 User Manual

2.2. Onboard I/O

2.2.1. ATX Power Connector

The VIA EPIA-M910 has a 20-pin ATX power connector onboard. The ATX power connector is labeled as
"ATX_POWER1". The pinouts of the ATX power connector are shown below.

Figure 14: ATX power connector diagram

Pin Signal
1 +3.3V
2 +3.3V
3 GND
4 +5V
5 GND
6 +5V
7 GND
8 Power OK
9 +5VSB
10 +12V

Table 11: ATX power connector pinouts

Pin Signal
11 +3.3V
12 -12V
13 GND
14 Power Supply On
15 GND
16 GND
17 GND
18 -5V
19 +5V
20 +5V
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