Table of Contents

Item Checklist

6

OptionalAccessories

6

GA-M55S-S3 (rev. 2.0) Motherboard Layout

7

Block Diagram

8

Chapter 1 Hardware Installation

9

1-1

Considerations Prior to Installation

9

1-2

Feature Summary

10

1-3

Installation of the CPU and CPU Cooler

12

1-3-1 Installation of the CPU

12

1-3-2 Installation of the CPU Cooler

13

1-4

Installation of Memory

14

1-5

Installation of Expansion Cards

16

1-6

I/O Back Panel Introduction

17

1-7

Connectors Introduction

18

Chapter 2 BIOS Setup

29

The Main Menu (For example: BIOS Ver. : FAa)

30

2-1

Standard CMOS Features

32

2-2

Advanced BIOS Features

34

2-3

Integrated Peripherals

36

2-4

Power Management Setup

40

2-5

PnP/PCI Configurations

42

2-6

PC Health Status

43

2-7

MB Intelligent Tweaker(M.I.T.)

45

2-8

Load Fail-Safe Defaults

47

2-9

Load Optimized Defaults

47

2-10

Set Supervisor/User Password

48

2-11

Save & Exit Setup

49

2-12

Exit Without Saving

49

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Gigabyte GA-M55S-S3 user manual Table of Contents