1 Hardware Overview
1.8 Batteries
The computer has the following four types of batteries:
Main Battery Pack
Real Time Clock (RTC) Battery
Table 1-5 lists the specifications of these batteries.
Battery Type
Main Battery Pack
RTC Battery
1.8.1
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.
1.8.2
Battery Charging Control
Battery charging is controlled by WINBOND WPCE775L. When AC adapter and
battery pack are attached to the computer, the WPCE775L 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.
20
Satellite L300/L305/Satellite Pro L300/EQUIUM L300/SATEGO L300
Table 1-5 Battery Specifications
Material
3 Cell
Lithium Ion
6 Cell
Lithium Ion
9 Cell
Lithium Ion
Lithium Ion
Output voltage
Capacity
10.8 V
2000 mAh
10.8 V
4000 mAh
10.8 V
6000 mAh
3.0 V
Maintenance Manual
1.8 Batteries
14 mAh