Contents

Contents.......................................................................................................

iii

Notices.......................................................................................................

viii

Safety information.......................................................................................

ix

About this guide...........................................................................................

x

Crosshair II Formula specifications summary........................................

xii

Chapter 1:

Product introduction

 

1.1

Welcome!.......................................................................................

1-1

1.2

Package contents.........................................................................

1-1

1.3

Special features............................................................................

1-2

 

1.3.1

ROG Intelligent Performance & Overclocking features...

1-2

 

1.3.2

ROG unique features.......................................................

1-3

 

1.3.3

Product highlights............................................................

1-6

Chapter 2:

Hardware information

 

2.1

Before you proceed......................................................................

2-1

2.2

Motherboard overview.................................................................

2-4

 

2.2.1

Placement direction.........................................................

2-4

 

2.2.2

Screw holes.....................................................................

2-4

 

2.2.3

Motherboard layout..........................................................

2-5

 

2.2.4

Audio card layout.............................................................

2-5

 

2.2.5

Layout contents...............................................................

2-6

2.3

Central Processing Unit (CPU)....................................................

2-8

 

2.3.1

Installing the CPU............................................................

2-8

 

2.3.2

Installing the heatsink and fan.......................................

2-10

 

2.3.3

Installing the optional fans.............................................

2-13

2.4

System memory..........................................................................

2-14

 

2.4.1

Overview........................................................................

2-14

 

2.4.2

Memory configurations..................................................

2-15

 

2.4.3

Installing a DIMM...........................................................

2-18

 

2.4.4

Removing a DIMM.........................................................

2-18

2.5

Expansion slots..........................................................................

2-19

 

2.5.1

Installing an expansion card..........................................

2-19

 

2.5.2

Configuring an expansion card......................................

2-19

 

2.5.3

Interrupt assignments....................................................

2-20

 

2.5.4

PCI slots........................................................................

2-21

iii