Batteries; Main Battery; Battery Charging Control; Table 1-3 Battery Specifications - Toshiba Satellite A300 Maintenance Manual

5B1.6 Batteries

1.6 Batteries

The computer has the following three types of batteries:
Main Battery Pack
Real Time Clock (RTC) Battery
Table 1-3 lists the specifications of these batteries.
Battery Type
Main Battery Pack
RTC Battery
1.1.1

Main Battery

The main battery pack serves as the computer's main power source when the AC
adapter is not attached. The main battery maintains the state of the computer so that
it can resume it.
1.1.2

Battery Charging Control

Battery charging is controlled by WINBOND 775C. When the AC adapter and
battery pack are attached to the computer, the 775C controls the charge on/off state
and detects a full charge.
Battery Charge
When the AC adapter is attached, the battery is charged by off-state charge when the
system is powered off or by on-state charge when it is powered on.
Satellite A300/Satellite Pro A300/EQUIUM A300/SATEGO A300 Maintenance Manual

Table 1-3 Battery specifications

Material
3 Cell Lithium Ion
6 Cell Lithium Ion
9 Cell Lithium Ion
Lithium Ion
1 Hardware Overview
Output voltage Capacity
10.8 V 2000 mAh
10.8 V 4000 mAh
10.8 V 6000 mAh
3.0 V 14 mAh
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