TYAN S8236, Hardware User Manual

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2.11 Installing the Power Supply
There are three power connectors on your S8236. It is required that you have an
EPS12V power supply which has one 24-pin and two 8-pin connectors.
 24-pin (PW1)
Signal Pin Pin Signal
+3.3V 1 13 +3.3V
+3.3V 2 14 -12V
GND 3 15 GND
+5V 4 16 PS_ON
GND 5 17 GND
+5V 6 18 GND
+12V 7 19 GND
Power OK 8 20 RES
5VSB 9 21 +5V
+12V 10 22 +5V
+12V 11 23 +5V
+3.3V 12 24 GND
 8-pin (PW2, PW3)
Signal Pin Pin Signal
GND 1 5 +12V
GND 2 6 +12V
GND 3 7 +12V
GND 4 8 +12V
NOTE: Please be aware that ATX 2.x, ATX12V and ATXGES power
supplies may not be compatible with the board and can damage the
motherboard and/or CPU(s).
Applying power to the board:

Connect the EPS12V 8-pin power connectors. Both PW2 and PW3 are for
CPU loading.
 Connect the EPS/12V 24-pin power connector.
 Connect power cable to power supply and power outlet.
NOTE: You must unplug the power supply before plugging the power
cables to motherboard connectors.