TYAN S8225 - Installing the Power Supply

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2.11 - Installing the Power Supply
There are two power connectors on your S8225.The S8225 supports 12V
power supplies.
PWR1: 24-Pin 12V PWR main Connector (Input)
PIN_1
⑴+3.3V/⑵+3.3V/⑶GND/⑷+5V/⑸GND
⑹+5V/⑺GND⑻PWR Good/⑼5VSB/
⑽+12V/⑾+12V/⑿+3.3V/⒀+3.3V/⒁
-12V/⒂GND/⒃PS_ON/⒄GND/⒅
GND/⒆GND/⒇Reset/
(21)+5V/(22)+5V/
(23)+5V/(24)GND
PW3
PW1
PW2