Tyan Computer S8236 Installing the Power Supply,  8-pin PW2, PW3, Applying power to the board

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.

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