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Asus M3N78-CM User Manual

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Contents

Notices ......................................................................................................... vi
Safety information ..................................................................................... vii
About this guide ....................................................................................... viii
M3N78-CM specifications summary .......................................................... x

Chapter 1:

Product introduction

1.1

Welcome! ...................................................................................... 1-2

1.2

Package contents ......................................................................... 1-2

1.3

Special features ............................................................................ 1-2
1.3.1

Product highlights ........................................................... 1-2

1.3.2

Innovative ASUS features ............................................... 1-5

1.4

Before you proceed ..................................................................... 1-7

1.5

Motherboard overview ................................................................. 1-8
1.5.1

Motherboard layout ......................................................... 1-8

1.5.2

Placement direction ........................................................ 1-9

1.5.3

Screw holes .................................................................... 1-9

1.6

Central Processing Unit (CPU) ................................................. 1-10
1.6.1

Installing the CPU ......................................................... 1-10

1.6.2

Installing the heatsink and fan ...................................... 1-12

1.7

System memory ......................................................................... 1-14
1.7.1

Overview ....................................................................... 1-14

1.7.2

Memory configurations .................................................. 1-14

1.7.3

Installing a DIMM .......................................................... 1-18

1.7.4

Removing a DIMM ........................................................ 1-18

1.8

Expansion slots .......................................................................... 1-19
1.8.1

Installing an expansion card ......................................... 1-19

1.8.2

Configuring an expansion card ..................................... 1-19

1.8.3

PCI slots ........................................................................ 1-22

1.8.4

PCI Express x1 slot ....................................................... 1-22

1.8.5

PCI Express x16 slot ..................................................... 1-22

1.9

Jumper ........................................................................................ 1-23

1.10 Connectors ................................................................................. 1-24

1.10.1 Rear panel connectors .................................................. 1-24
1.10.2 Internal connectors ....................................................... 1-26