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Chapter 1 Hardware Overview
Satellite T130, Satellite Pro T130, and PORTEGE T130 Maintenance Manual (960-Q08)
1.7.3 RTC Battery
The RTC battery provides the power supply to maintain the date, time, and other system
information in memory.
Table 1-7-4 lists the Time required for charges of RTC battery and data preservation time.
Condition Time
Charging time About 24 hours
Data retaining time About 30 days
Table 1-7-4 Time required for charges of RTC battery