3.5.8Lid Switch

Software Functional Overview

3.5.8Lid Switch

Display mode

Power States

Lid Close

Lid Open

LCD

G0

S3

G0

S3~S5

No active

No active

 

CRT

G0

No active

No active

S3~S5

No active

No active

 

SIMUL

G0

CRT

No active

S3~S5

No active

No active

 

If dual view enable lid close always suspend.

3.5.9Power Button and Internet / Mail Button

Button

Power

 

 

State

 

G0

S1

 

S4

S5

Power off

Power off

 

No active

G0

*Press power and suspend button reset PIC

3.5.10 Device Power Control Methodology

This section illustrates the power control status of each key device/component of the system under each power management mode.

PowerStat

Doze

STR

e Component

 

 

 

 

 

CPU

Stop Grant

Stop Clock

 

 

 

L2 CACHE

ON

Power Down

 

 

 

VT8603

ON

Stop Clock

 

 

 

VT82C686B

ON

ON

 

 

 

DRAM

ON

Self Refresh

Clock

ON

Low Power

Synthesizer

 

 

CDROM

ON

Power Down

 

 

 

HDD

ON

Power Down

 

 

 

FDD

ON

Power Down

KBC

ON

ON

PIC16C62A

ON

ON

PMU07

ON

ON

 

 

 

VGA/VRAM

ON

Power Down

 

 

 

PCMCIA

ON

Power Down

 

 

 

Super I/O

ON

Power Down

 

 

 

STD/SOff

Power Off

Power Off

Power Off

Power Off (except

SUSVcc, RTCVcc)

Power Off

Power Off

Power Off

Power Off

Power Off

Power Off

Power Down

Power Down

Power Off

Power Off

Power Off

3-24

FIC A360 Service Manual

Page 81
Image 81
FIC A360 Lid Switch, Power Button and Internet / Mail Button, Device Power Control Methodology, Display mode, Power States