Toshiba satellite a200 Manuales De Servicio

1  Hardware Overview 

 

‰  Battery charging control 

•  The EC controls the following. 

–  The quick charging ON/OFF 

–  The detection of full charge 

 

‰  Detection of the low battery 

•  The EC

 

detects the low battery point by the gas gauge. 

–  LB10M: The system will be driven by the battery for 12 more minutes. 

–  LB0: The battery won’t be able to drive the system after 3 minutes. 

–  LB1: The battery can drive the system only during the suspend process. 

–  LB2: The battery cannot drive the system. 

 

‰  New battery installation 

•  When a new battery is installed, the EC communicates with the E

2

PROM in the 

battery to read information of the newly installed battery. 

 

‰  Battery capacity calculation 

•  The EC reads battery remaining and percentage capacity from the battery 

through SMBus.