107
Mobile Computing
Monitoring battery power
5.375 x 8.375 ver 2.3
To recharge the RTC battery, plug in the computer and leave
it turned off for at least 48 hours.
When Hibernate mode is enabled and the RTC battery is
completely discharged, a warning prompts you to reset the
real-time clock.
TECHNICAL NOTE: The RTC battery does not charge while the
computer is turned off, even when AC power is attached.
Monitoring battery power
The battery light indicates the battery’s current charge. The
indicator light:
❖
Glows green when the battery is fully charged
❖
Glows amber while the battery is being charged
❖
Does not glow if the external power source is
disconnected or if the battery is completely discharged
Determining remaining battery power
Wait at least 16 seconds after turning on the computer before
trying to monitor the remaining battery power. The computer
needs this time to check the battery’s remaining capacity and
perform its calculations.
1
Click
Start
,
Control Panel
, then
Performance and
Maintenance.
NOTE
NOTE