User Guide

Software Functional Overview
3-30 FIC A985 Service Manual
3.6.9 Power Button and Internet / Mail Button
The function of Power/Sleep Button is depends on the ACPI aware OS.
State
Button
G0 S1 S2 S3 S4 S5
Power Power off Power off Power off No active No active G0
Internet / Mail Key No active G0 G0 G0 G0 Go
i *
Press power and suspend button reset PIC
3.6.10 Device Power Control Methodology
This section illustrates the power control status of each key device/component of the system
under each power management mode.
l Power state of local devices table
PowerState
Component
S1 S2 S3 S4/S5
CPU Stop Grant Stop Clock Power Off Power Off
SIS 650 ON Stop Clock
Power Off (except
Vcc)
Power Off
SIS 961 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(DVD) 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
PMU08 ON ON Power ON Power down
VGA/VRAM ON Power down Power down Power Off
Oz6912
(PCMCIA)
ON Power down Power down Power Off
Sound ON Power down Power Off Power Off
LCD Backlight ON Power Off Power Off Power Off
Serial (UART1) ON Power down Power down Power Off
LAN ON Power down Power down Power Off
Modem ON Power down Power down Power down
Parallel ON Power down Power Off Power Off
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