FIC a440 Manuales De Servicio
Software Functional Overview
FIC A440 Series Service Manual
3-27
Power State
Entry Event
Wake up Event
S3 OSPM
control,
Sleep Button,
Lid Close
Lid Close
Sleep button
Ring Indicator
Schedule Alarm
Lid Open
PME#
Battery Low
Ring Indicator
Schedule Alarm
Lid Open
PME#
Battery Low
S4 OSPM
control,
Sleep Button
Ring Indicator
Schedule Alarm
Ring Indicator
Schedule Alarm
S5 OSPM
control,
Power Button
OSPM: OS-directed Power Management
3.5.7 Lid
Switch
The function of the Lid Switch (Lid Cover) follows the ACPI Power Management
Control Settings under Windows.
Control Settings under Windows.
3.5.8 Power/Sleep
Button
The function of the Power/Sleep Button follows the ACPI Power Management
Control Settings under Windows.
Control Settings under Windows.
3.5.9 Device Power Management
Please refer to the 3.4.8 Device Power Management for APM mode.
3.6
3.6
3.6
3.6
Battery Management
Battery Management
Battery Management
Battery Management
The A440 supports both Li-Ion and Ni-MH Battery Pack. There is only one battery pack
activating at one time.
activating at one time.
3.6.1 Battery-Powered
Mode
This mode assumes that the mobile system is powered only from the battery. The purpose of
this is to maximize battery life.
this is to maximize battery life.
3.6.2 AC-Powered
Mode
In this mode it is assumed that the mobile system is powered from an external AC/DC source.
The purpose of this state is to maximize performance subject to thermal constraints.
The purpose of this state is to maximize performance subject to thermal constraints.
3.6.3 Battery
Sub-system
• The charger will stop charge the battery when the following condition is detected.
− The temperature of the system is too high