Retaining Data With Power Off - Toshiba TECRA A8 User Manual

■ The condition of the battery terminals. Make sure the battery terminals
stay clean by wiping them with a clean dry cloth before installing the
battery pack.

Retaining data with power off

When you turn off your computer with fully charged batteries, the batteries
retain data for the following approximate time periods:
Battery type
Battery pack (3600 mAh)
Battery pack (4400 mAh)
RTC battery
User's Manual
Retention time
Power and Power-Up Modes
State and Retention Time
about 5 days (Standby Mode)
about 65 days (Boot mode)
about 6 days (Standby Mode)
about 80 days (Boot mode)
30 days
6-9