Wetif ID97, Руководство пользователя

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Rugged Computing
Users Manual Rugged Table PCs 37
3.2.3 Checking the Battery Level
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 tablet PC.
In Windows operating system, you can check the approximate battery level
using the battery meter function. To read the battery level in Windows, click
the icon on the taskbar. (Click the icon if the tablet PC is using AC power.)
3.2.4
Battery Low Signals and Actions
Battery Low occurs when the battery has approximately 10 % (Windows
default setting) of its charge remaining. The tablet PC
’ s Battery Charge
Indicator ( )
blinks red to alert you take actions
.
NOTICE:
You can set up the Battery Low threshold and signals under Windows.
Immediately save your data upon Battery Low. The remaining operating
time depends on how you are using the tablet PC. If you are using the
audio subsystem, hard or USB flash disk, the battery might run out of
charge very quickly.
CAUTION:
1. If you do not take any action, the tablet PC will automatically hibernate
and turn off.
2. If you fail to save your data when the battery completely runs out of
charge, then you will lose your data.
3.3 Power Management
The Tablet PC supports ACPI (Advanced Configuration and Power Interface)
for power management. The power management feature allows you to
reduce the power consumption for energy saving. With an ACPI-compliant
operating system such as Windows XP, power supply to different tablet PC
components is controlled on an as-needed basis. This allows maximum power
conservation and performance at the same time. In general, Windows
’ power
management works in following state: