1.3.6 Fan Power on/off Management
1.3.6.1
CPU Fan
FAN is controlled by W83L951AD embedded controller-using F75385 to sense CPU temperature and W83L951AD
PWM control fan speed. Fan speed is depended on CPU temperature. Higher CPU temperature will get faster Fan
Speed.
1.3.7 CMOS Battery
There is a Standard CR2032 3V 220mAh lithium coin battery to supply RTC power. When AC in or system main
battery inside, CMOS battery consumes no power to save coin battery’s life cycle.