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Asus M3N78-CM Computer Hardware User Manual

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iii

Contents

Notices ......................................................................................................... vi

Safety information ..................................................................................... vii

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

M3N78-CM specications summary ......................................................... ix

Chapter 1: Product introduction

1.1 Welcome! ...................................................................................... 1-1

1.2 Package contents .........................................................................

1-1

1.3 Special features ............................................................................

1-1

1.3.1 Product highlights ...........................................................

1-1

1.3.2 Innovative ASUS features ...............................................

1-3

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

1-4

1.5 Motherboard overview .................................................................

1-5

1.5.1 Placement direction ........................................................

1-5

1.5.2 Screw holes ....................................................................

1-5

1.5.3 Motherboard layout .........................................................

1-6

1.5.4 Layout contents ...............................................................

1-7

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

1-7

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

1-7

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

1-9

1.7 System memory .........................................................................

1-10

1.7.1 Overview .......................................................................

1-10

1.7.2 Memory congurations ...................................................

1-11

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

1-14

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

1-14

1.8 Expansion slots ..........................................................................

1-15

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

1-15

1.8.2 Conguring an expansion card .....................................

1-15

1.8.4 PCI slots ........................................................................

1-15

1.8.5 PCI Express x1 slots .....................................................

1-15

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

1-15

1.9 Jumpers ......................................................................................

1-16

1.10 Connectors .................................................................................

1-17

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

1-17

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