Asus M3A78-EM - Manual (Page 3)

iii
Contents
Notices.......................................................................................................... vi
Safety.information...................................................................................... vii
About.this.guide........................................................................................ viii
M3A78-EM 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 ASUS unique features .................................................... 1-6
1.3.3 ASUS stylish features ..................................................... 1-8
1.3.4 ASUS intelligent overclocking features ........................... 1-8
1.4. Before.you.proceed...................................................................... 1-9
1.5. Motherboard.overview................................................................ 1-10
1.5.1
Motherboard layout ....................................................... 1-10
1.5.2 Placement direction .......................................................1-11
1.5.3 Screw holes ...................................................................1-11
1.6. Central.Processing.Unit.(CPU).................................................. 1-12
1.6.1
Installing the CPU ......................................................... 1-12
1.6.2 Installing the heatsink and fan ...................................... 1-14
1.7. System.memory.......................................................................... 1-16
1.7.1
Overview ....................................................................... 1-16
1.7.2 Memory configurations .................................................. 1-16
1.7.3 Installing a DIMM .......................................................... 1-20
1.7.4 Removing a DIMM ........................................................ 1-20
1.8. Expansion.slots........................................................................... 1-21
1.8.1
Installing an expansion card ......................................... 1-21
1.8.2 Configuring an expansion card ..................................... 1-21
1.8.3 PCI slots ........................................................................ 1-24
1.8.4 PCI Express x1 slot ....................................................... 1-24
1.8.5 PCI Express x16 slot ..................................................... 1-24
1.9. Jumpers....................................................................................... 1-25
1.10. Connectors.................................................................................. 1-26
1.10.1 Rear panel connectors .................................................. 1-26
1.10.2 Internal connectors ....................................................... 1-29