Led Indicators - Prestigio NOBILE 150 Technical & Service Manual

TECHNICAL SERVICE MANUAL
4. Hibernate (must enable hibernate function in power management)

1.2.4 LED Indicators

System has eight status LED indicators to display system activity, which include three at front side and five above
keyboard.
Three LED indicators on LCD panel:
From left to right that indicate: RF, POWER and BATTERY STATUS.
1.2.5 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.
1.2.6 CMOS Battery
CR2032 3V 220mAh lithium battery.
When AC in or system main battery inside, CMOS battery will consume no power. AC or main battery not exist,
CMOS battery life at less (220mAh/5.8uA) 4 years. Battery was put in battery holder, can be replaced.
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Prestigio Nobile 150