Contents

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

vi

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

vii

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

viii

Typography .........................................................................................

ix

A8S-X SE specifications summary........................................................

x

Chapter 1: Product introduction

1.1

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

1-2

1.2

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

1-2

1.3

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

1-3

 

1.3.1

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

1-3

 

1.3.2

Unique ASUS features.............................................

1-5

1.4

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

1-6

1.5

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

1-7

 

1.5.1

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

1-7

 

1.5.2

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

1-8

 

1.5.3

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

1-8

1.6

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

1-9

 

1.6.1

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

1-9

 

1.6.2

Installling the CPU ...................................................

1-9

 

1.6.3

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

1-11

1.7

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

1-13

 

1.7.1

DIMM sockets location ..........................................

1-13

 

1.7.2

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

1-13

 

1.7.3

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

1-16

1.8

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

1-16

 

1.8.1

Standard interrupt assignments ...........................

1-17

 

1.8.2

IRQ assignments for this motherboard .................

1-17

 

1.8.3

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

1-18

 

1.8.4

PCI Express x1 slot ..............................................

1-18

 

1.8.5

PCI Express x16 slot ............................................

1-18

1.9

Jumpers

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

1-19

1.10

Connectors .........................................................................

1-21

 

1.10.1

Rear panel connectors ..........................................

1-21

 

1.10.2

Internal connectors...............................................

1-22

iii