1.4.7 CMOS Battery

8050D N/B Maintenance

1.4.6 Fan power on/off management

FAN is controlled by W83L950D embedded controller-using ADT7460 to sense CPU temperature and PWM control fan speed. Fan speed is depended on CPU temperature. Higher CPU temperature faster Fan Speed.

CR2032 3V 220mAh lithium battery When AC inSecretor systemDocumentmain battery inside, CMOS battery will consume no power AC or main battery not exists, CMOS battery life at less (220mAh/5.8uA) 4 years.

1.4.8I/O Port Confidential

￿One Power Supply Jack.

￿One External CRT ector For CRT Display

￿Supports three USB port for all USB devices.MiTac

￿One MODEM RJ-11 phone jack for PSTN line

￿One RJ-45 for LAN.

￿One IEEE1394 port

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