User's Manual

3-4 Managing Power
CAUTION: After the computer has been fully recharged, do not immediately
disconnect and reconnect the AC adapter to charge it again. Doing so may
damage the battery.
NOTE: The battery level may automatically lessen due to the self-discharge
process (0.21 % per day), even when the battery pack is fully charged (100 %).
This happens no matter if the battery pack is installed in the computer.
Initializing the Battery Pack
Initializing the Battery PackInitializing the Battery Pack
Initializing the Battery Pack
You need to initialize a new battery pack before using it for the first time or when
the actual operating time of a battery pack is much less than expected. Initializing
is the process of fully charging, discharging, and then charging. It can take several
hours.
A tool called “Gauge Reset” is provided for the purpose. See “Gauge Reset” in
Chapter 6 for information on using the tool.
Checking the Battery Level
Checking the Battery Level Checking the Battery Level
Checking the Battery Level
NOTE: Any battery level indication is an estimated result. The actual operating
time can be different from the estimated time, depending on how you are using the
computer.
By Operating System
By Operating SystemBy Operating System
By Operating System
You can check the approximate battery level using the battery meter function of the
operating system. To read the battery level in Windows, click the battery icon on
the taskbar.
By Gas Gauge
By Gas GaugeBy Gas Gauge
By Gas Gauge
On the exterior side of the battery pack is a gas gauge for displaying the estimated
battery charge. When the battery pack is not installed in the computer and you want