Toshiba A20-S259 Maintenance Manual - Page 42

1 Hardware Overview 1.10 Batteries The computer has two types of batteries: q Main battery pack q RTC battery The battery specifications are listed in table 1-8. Table 1-8 Battery specifications Battery name Main battery RTC battery Material Lithium-Ion NiMH Output voltage 10.8 V 3.0 V 1.10 Batteries Capacity 8,400 mAh 17mAh 1.10.1 Main Battery The removable main battery pack is the computer's main power source when the AC adaptor is not attached. When the main battery is fully charged, it can power the computer for the following duration: Power ON about 2.5 to 4 hours (Normal Mode) 1.10.2 Battery LED (Main Battery) The battery LED displays the status of the battery pack. The battery LED on the computer displays the status of the main battery. Orange Main battery is charging. (with AC Adaptor) Green Main battery is fully charged. (with AC Adaptor) Orange / Flashing Power ON (without AC Adaptor) Main battery charge is low. LED Off Any other condition 1-28 Satellite A20 Maintenance Manual (960-444)