Asus M5A78L-M LX3 - Manual (Page 3)

iii
Contents
Notices ......................................................................................................... vi
Safety information ..................................................................................... vii
About this guide ....................................................................................... viii
M5A78L-M LX3 specifications 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 ............................................................... 1-6
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 configurations ...................................................1-11
1.7.3 Installing a DIMM .......................................................... 1-15
1.7.4 Removing a DIMM ........................................................ 1-15
1.8 Expansion slots .......................................................................... 1-16
1.8.1
Installing an expansion card ......................................... 1-16
1.8.2 Configuring an expansion card ..................................... 1-16
1.8.3 PCI slot ......................................................................... 1-16
1.8.4 PCI Express 2.0 x1 slot ................................................. 1-16
1.8.5 PCI Express 2.0 x16 slot ............................................... 1-16
1.9 Jumpers ...................................................................................... 1-17
1.10 Connectors ................................................................................. 1-19
1.10.1 Rear panel ports ........................................................... 1-19
1.10.2 Internal connectors ....................................................... 1-20