Toshiba Satellite R10 Manuale Utente

Pagina di 384
1 Hardware Overview 
1.6 Power Supply 
 
1-26 
 
Satellite R10 Maintenance Manual (960-509) 
1.6  Power Supply 
The power supply supplies 27 different voltages to the system board. 
The power supply microcontroller has the following functions. 
1.  Judges that the DC power supply (AC adapter) is connected to the computer. 
2.  Detects DC output and circuit malfunctions. 
3.  Controls the battery icon, and DC IN icon. 
4.  Turns the battery charging system on and off and detects a fully charged battery. 
5.  Turns the power supply on and off. 
6.  Provides more accurate detection of a low battery. 
7.  Calculates the remaining battery capacity. 
8.  Controls the transmission of the status signal of the main battery.