Table of Contents

GA-7N400S/GA-7N400S-L Motherboard Layout

6

Block Diagram

...............................................................................................................

7

Chapter 1 Hardware Installation

9

1-1

Considerations Prior to Installation

9

1-2

Feature Summary

10

1-3

Set System Clock (CLK_SW)

11

1-4

Installation of the CPU and Heatsink

11

1-4-1 Installation of the CPU

12

1-4-2 Installation of the Heatsink

12

1-5

Installation of Memory

13

1-6

Installation of Expansion Cards

15

1-7

I/O Back Panel Introduction

16

1-8

Connectors Introduction

17

Chapter 2 BIOS Setup

27

The Main Menu (For example: BIOS Ver. : E17)

28

2-1

Standard CMOS Features

30

2-2

Advanced BIOS Features

32

2-3

Advanced Chipset Features

34

2-4

Integrated Peripherals

35

2-5

Power Management Setup

39

2-6

PnP/PCI Configurations

41

2-7

PC Health Status

42

2-8

Load Fail-Safe Defaults

43

2-9

Load Optimized Defaults

43

2-10

Set Supervisor/User Password

44

2-11

Save & Exit Setup

45

2-12

Exit Without Saving

45

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Gigabyte GA-7N400S-L user manual Table of Contents