FIC a440 Servicehandbuch
Software Functional Overview
FIC A440 Series Service Manual
3-19
3.4.5 PMU Mode Transition Event
The following table summarizes the entry events and wake-up events of each power
management mode:
management mode:
Power State
Entry Event
Wake up Event
Doze
Doze Time out
Predefined Memory I/O range access
Ring Indicator
Keystroke (Internal, external or USB
keyboard)
Mouse movement
IRQ 1-15
Ring Indicator
Keystroke (Internal, external or USB
keyboard)
Mouse movement
IRQ 1-15
STR
Suspend Time out
Lid close
Sleep button
STR hotkey pressed.
Lid close
Sleep button
STR hotkey pressed.
Sleep Button
Ring Indicator
Schedule Alarm
Battery Low
Lid Open
Ring Indicator
Schedule Alarm
Battery Low
Lid Open
STD
Suspend Time out
Battery Low
Fn + Sleep Button
Battery Low
Fn + Sleep Button
Sleep Button
Schedule Alarm
Schedule Alarm
Soft Off
Sleep button
Execute Win95 shutdown
command
Execute Win95 shutdown
command
Sleep Button
Schedule Alarm
Schedule Alarm
3.4.6 Device Power Control Methodology
Power State of Local Devices Table
This section illustrates the power control status of each key device/component of the system
under each power management mode.
This section illustrates the power control status of each key device/component of the system
under each power management mode.
State
Component
Component
Doze
Stand By
STR
STD/SOff
CPU Stop
Grant
Stop Clock
Power Off
Power Off
VT8601
ON
Stop Clock
Power Off (except
Vcc)
Power Off
VT82C686A
ON
ON
Power Off (except
SUSVcc, RTCVcc )
Power Off (except
SUSVcc, RTCVcc)
DRAM
ON
Self Refresh
Self Refresh
Power Off
L2 CACHE
ON
Power down
Power Off
Power Off
CDROM
ON
Power down
Power Off
Power Off
HDD
ON
Power down
Power Off
Power Off
FDD
ON
Power down
Power Off
Power Off
KBC
ON
ON
Power down
Power Off
PIC 16C62A
ON
ON
Power down
Power down
VGA
ON
Power down
Power down
Power Off
PCMCIA
ON
Power down
Power down
Power Off
Sound
ON
Power down
Power Off
Power Off