8 lid switch, 9 power button and internet / mail button, 10 device power control methodology – FIC A360 User Manual

Page 81: Software functional overview

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Software Functional Overview


3-24

FIC A360 Service Manual

3.5.8 Lid Switch

Display mode

Power States

Lid Close

Lid Open

G0 S3 G0

LCD

S3~S5

No active

No active

G0

No active

No active

CRT

S3~S5

No active

No active

G0 CRT

No

active

SIMUL

S3~S5

No active

No active

L

If dual view enable lid close always suspend.

3.5.9 Power Button and Internet / Mail Button

State

Button

G0

S1

S4

S5

Power

Power off

Power off

No active

G0


L

*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

e Component

Doze STR

STD/SOff

CPU

Stop Grant

Stop Clock

Power Off

L2 CACHE

ON

Power Down

Power Off

VT8603

ON

Stop Clock

Power Off

VT82C686B

ON

ON

Power Off (except

SUSVcc, RTCVcc)

DRAM

ON

Self Refresh

Power Off

Clock
Synthesizer

ON

Low Power

Power Off

CDROM

ON

Power Down

Power Off

HDD

ON

Power Down

Power Off

FDD

ON

Power Down

Power Off

KBC ON ON Power

Off

PIC16C62A ON

ON

Power

Down

PMU07 ON ON

Power

Down

VGA/VRAM

ON

Power Down

Power Off

PCMCIA

ON

Power Down

Power Off

Super I/O

ON

Power Down

Power Off

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