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mitac 8599.pdf - tim.id.au

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1.3 Electrical Characteristic<br />

1.3.1 Power On Sequence<br />

CPU<br />

LDO<br />

VCCPVID(7)<br />

DC TO DC Converter<br />

+VCC_CORE<br />

+5VS<br />

CPU_CORE_EN(8)<br />

8599 N/B Maintenance<br />

8599 Power on Sequence Flow Chart<br />

DC TO DC Converter<br />

+12VS/+5VS/+3VS/+1.5VS/<br />

VDD_MEN2.5/+1.8VS/+1.5VS/<br />

+1.25_DDR<br />

CPUPWRGD(11)<br />

CPURST#(12)<br />

MAIN_POWER<br />

South Br<strong>id</strong>ge<br />

SIS963L<br />

North Br<strong>id</strong>ge<br />

SiS M661FX<br />

Main power(6)<br />

PS ON#(5)<br />

SISPWRBTN#((4)<br />

H8_PWROK(9)<br />

AUXOK(3)<br />

PCIRST#(10)<br />

Press Power Button<br />

Embeded Controller<br />

W83L950D<br />

DC to DC Converter<br />

+2.5V_DDR/1.8V/+3V/<br />

+5V/+12V/+1.5V<br />

System<br />

Power BTN#(1)<br />

PWR_ON(2)<br />

Standby_Power<br />

37

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