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1.7 Batteries 1 Hardware Overview
Satellite/Satellite Pro/L630/L635 Maintenance Manual 23
3. The battery or AC adapter voltage is abnormal.
Detection of full charge
A full charge is detected only when the battery is being charged by quick or normal
charge. A full charge is detected when either of the following conditions is met:
1. The current in the battery charging circuit drops below the predetermined
value.
2. The charging time exceeds the fixed limit.
1.7.3 RTC Battery
The RTC battery provides power to keep the current date, time and other system
information in memory while the computer is turned off.