3.4Power Management

Software Functional Overview

 

 

 

 

Password during POST

P63

 

LOGOSEL

DIP Switch

 

 

 

 

 

 

P64

 

N.C.

 

 

P65

 

Pull High

 

 

P66

 

N.C.

 

 

 

 

 

 

 

P67

 

Pull High

 

 

P76

(SDA)

Pull High

 

 

P77

(SCL)

Pull High

 

 

 

 

 

 

 

3.4Power Management

This section provides the Power Management software function of the notebook.

3.4.1General Requirements

The BIOS meet the following general Power Management requirements:

Compliant with ACPI 1.0B Specification

Support for Suspend-to-RAM (S1 state) and Suspend-to-Disk mode

Support for Resume on Modem Ring while in S1 / S4 Mode.

Power Management must not substantially affect or degrade system performance.

Power Management must be OS independent

Support resume on Time/Date

3.4.2System Power Plane

The system components are grouped as the following parties to let the system to control the On/Off of power under different power management modes.

The power plane is divided as following:

Power

Power Control
Controlled Devices
Group

Pin

 

+B

Nil

IMM, (9V~20V)

+3VA

Nil

PIC16C62A, VT82C686B (RTC I/F), Internal

 

 

Modem, PMU07

+12V

PWRON

PCMCIA Card, AC97 Codec

+5V

PWRON

PCMCIA Slot 5V

 

 

 

+3V

PWRON

VGA, PCMCIA, PCMCIA Slot 3V, DRAM,

 

 

Twister(DRAM I/F), M38867, MAX3243

+5VS

SUSB#

FLASH ROM, HDD, CD-ROM, USB, Internal K/B,

 

 

Glide Pad, External P/S2 Mouse, FDD, Audio AMP,

 

 

Fan

+3VS

SUSB#

VT82C686B (ISA I/F Power), Clock Generator &

 

 

Buffer (W137)

+RTCVCCS

Nil

VT82C686B (RTC)

FIC A360 Service Manual

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Page 74
Image 74
FIC A360 Power Management, General Requirements, System Power Plane, Software Functional Overview, Power Control, Group