Rtc Battery - Toshiba Satellite A85 Maintenance Manual

1 Hardware Overview

1.6.2 RTC battery

The RTC battery provides power to keep the current date, time and other setup information in
memory while the computer is turned off. The table below lists the charging time and data
preservation period of the RTC battery. The RTC battery is charged by the adaptor or main
battery, while the computer is powered on.
Charging Time (power on)
Data preservation period (full charge)
[CONFIDENTIAL]
1-18
Status Time
About 24 hours
1 month
Satellite A80/A85 Series Maintenance Manual
1.6 Batteries