Retaining Data With Power Off; Extending Battery Life - Toshiba Satellite L300 Series User Manual

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 (3 cell)
Battery pack (6 cell)
Battery pack (9 cell)
RTC battery

Extending battery life

To maximize the life of your battery packs:
■
At least once a month, disconnect the computer from a power source
and operate it on battery power until the battery pack fully discharges.
Before doing so, follow the steps below.
1. Turn off the computer's power.
2. Disconnect the AC adaptor and turn on the computer's power. If it
3. Operate the computer on battery power for five minutes. If the
4. Connect the AC adaptor to the computer and the power cord to a
5. Charge the battery pack until the Battery indicator glows green.
■
If you have extra battery packs, rotate their use.
■
If you will not be using the system for an extended period more than
one month, remove the battery pack.
■
Disconnect the AC adaptor when the battery is fully charged.
Overcharging makes the battery hot and shortens life.
■
If you are not going to use the computer for more than eight hours,
disconnect the AC adaptor.
■
Store spare battery packs in a cool dry place out of direct sunlight.
User's Manual
Retention Time
does not turn on then go to Step 4.
battery pack has at least five minutes of operating time, continue
operating until the battery pack is fully discharged. If the battery LED
flashes or there is some other warning to indicate a low battery, go
to step 4
power outlet. The DC IN LED should glow green, and the Battery
LED should glow orange to indicate that the battery pack is being
charged. If the DC IN indicator does not glow, power is not being
supplied. Check the connections for the AC adaptor and power cord
Power and Power-up Modes
State and Retention Time
about 28 hours (sleep mode)
about 15 days (shutdown mode)
about 57 hours (sleep mode)
about 30 days (shutdown mode)
about 86 hours (sleep mode)
about 45 days (shutdown mode)
about 3 months
6-10