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Prestigio Cavaliere 141
Technical Service Manual
1.3.5 Battery status
1.3.5.1 Battery Warning
System also provides Battery capacity monitoring and gives user a warning so that users have chance to save his
data before battery dead. Also, this function protects system from mal-function while battery capacity is low.
Battery Warning: Capacity below 10%, Battery Capacity LED flashes per second, system beeps per 2 seconds.
System will Suspend to HDD after 2 Minutes to protect users data.
1.3.5.2 Battery Low State
After Battery Warning State, and battery capacity is below 4%, system will generate beep for twice per second.
1.3.5.3 Battery Dead State
When the battery voltage level reaches 7.6 volts, system will shut down automatically in order to extend the battery
packs' life.
1.3.6 Fan power on/off management
FAN is controlled by H8 embedded controller using AD2201 to sense CPU temperature and PWM control fan speed.
Fan speed is depended on CPU temperature. Higher CPU temperature faster Fan Speed.
