Toshiba 960-498 Hardware Overview Batteries, Battery Charging Control, Data preservation time

1 Hardware Overview 1.8 Batteries

1.8.2 Battery Charging Control

Battery charging is controlled by a power supply microprocessor. The power supply microprocessor controls power supply and detects a full charge when the AC adaptor and battery are connected to the computer.

❑Battery Charge

When the AC adapter is connected, normal charging is used while the system is turned on and quick charge is used while the system is turned off. (See Table 1-9)

Table 1-9 Time required for charges of main battery

Condition	Charging Time
Normal charge	About 4.0 to 12.0 hours
Quick charge	About 3.0 hours

Charge is stopped in the following cases.

1.The main battery is fully charged

2.The main battery is removed

3.Main battery or AC adapter voltage is abnormal

4.Charging current is abnormal

❑Data preservation time

When turning off the power in being charged fully, the preservation time is as follows: (See Table 1-10)

Table 1-10 Data preservation time

Condition	preservation time
Standby	About 2 days
Shutdown, Hibernation	About 15 days

QOSMIO F10 Maintenance Manual (960-498) 1-25