Toshiba PSLD1X Hardware Overview 7B1.8 Batteries, Main Battery, Battery Charging Control

1 Hardware Overview 7B1.8 Batteries

1.8 Batteries

The computer has the following three types of batteries:

‰Main Battery Pack

‰Real Time Clock (RTC) Battery

Table 1-5 lists the specifications of these batteries.

Table 1-5 Battery Specifications

Battery Type		Material	Output voltage	Capacity
	6 Cell	Lithium Ion	10.8 V	4000 mAh
Main Battery Pack
	9 Cell	Lithium Ion	10.8 V	6000 mAh
RTC Battery		Lithium Ion	3.0 V	14 mAh

1.1.1Main 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.

1.1.2Battery 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 L350/Satellite Pro L350/EQUIUM L350/SATEGO L350 Maintenance Manual