1 Hardware Overview

1.13 Batteries

1.13.3RTC battery

The RTC battery provides power to keep the current date, time and other setup information in memory while the computer is turned off. Table 1-14 lists the charging time and data preservation period of the RTC battery.

Table 1-14 RTC battery charging/data preservation time

Status

Time

 

 

Charging Time (power on)

8 hours

 

 

Data preservation period (full charge)

1 month

 

 

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Satellite A40 Maintenance Manual (960-458)

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Image 50
Toshiba A40 manual RTC battery charging/data preservation time, Status Time