Checking The Remaining Battery Charge - Fujitsu LifeBook B2150 Instruction Manual

Checking the Remaining Battery Charge

This computer indicates the amount of battery charge remaining with the remaining battery
charge indicator on the status indicator LCD.
Remaining battery charge indicator
Indicates battery charge level of about 76% to about 100%
Indicates battery charge level of about 51% to about 75%
Indicates battery charge level of about 26% to about 50%
Indicates battery charge level of about 16% to about 25%
Indicates the low battery state (battery charge level of about 15% or lower).
The warning beeps and flashes.
Indicates that the battery has run out (0% charge level).
Critical Point
Indication of the remaining battery charge indicator (
real remaining charge rate depending on the operating environment (temperature, number of
times that the battery was previously charged and discharged, etc.) because of the
characteristic of the battery (lithium ionic battery). In charging the battery, keep it in mind that
the battery is incompletely charged when the battery charging indicator (
though the remaining battery charge indicator indicates the full charge level (
When the battery charge remains at a rate of 90 % or more, the battery cannot be recharged.
The battery can be recharged when its remaining charge is at a rate of 89 % or less.
Battery abnormality indicator
Indicates that the battery can not be charged normally.
Critical Point
When is displayed, take out the battery pack and re-install it. If this display still remains,
the battery pack is abnormal, so replace it.
30
) may be slightly different from the
) is still on
).