Toshiba R700 User Manual

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1  Hardware Overview 
 
1-34                                                     [CONFIDENTIAL]   PORTÉGÉ R700 Series Maintenance Manual (960-833) 
 
  Data preservation time  
When turning off the power in being charged fully, the preservation time is as 
following Table 1-11. 
Table 1-11  Data preservation time 
Condition preservation 
time 
Standby 
About 5 days Battery(66Wh, 6 cell) 
Shutdown 
About 125 days Battery(66Wh, 6 cell) 
Standby 
About 8 days (93Wh, 9 cell) 
Shutdown 
About 185 days(93Wh, 9 cell) 
 
1.9.3 
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. Table 1-12 lists the charging time and data 
preservation period of the RTC battery.  
Table 1-12  RTC battery charging/data preservation time 
Status Time 
Charging Time (power on) 
24 hours 
Data preservation period (full charge) 
30 days