User Manual

iii
Contents
Notices ............................................................................................v
Safety information .......................................................................... vi
About this guide............................................................................. vii
ASUS contact information ............................................................ viii
A7S266-VM/U2 specifications summary ........................................ ix
Chapter 1: Product introduction
1.1 Welcome! ........................................................................... 1-2
1.2 Package contents ............................................................... 1-2
1.3 Motherboard components .................................................. 1-3
1.4 Motherboard layout ............................................................ 1-6
1.5 Before you proceed ............................................................ 1-7
1.6 Motherboard installation ..................................................... 1-8
1.6.1 Placement direction ............................................... 1-8
1.6.2 Screw holes ........................................................... 1-8
1.7 Central Processing Unit (CPU)........................................... 1-9
1.7.1 Installing the CPU .................................................. 1-9
1.8 System memory ............................................................... 1-10
1.9 Expansion slots .................................................................1-11
1.9.1 Configuring an expansion card.............................1-11
1.9.2 Standard interrupt assignments ............................1-11
1.10 Jumpers............................................................................ 1-12
1.11 Connectors ....................................................................... 1-13
Chapter 2: BIOS information
2.1 Managing and updating your BIOS .................................... 2-2
2.1.1 Using ASUS EZ Flash to update the BIOS ............ 2-2
2.1.2 Using AFLASH to update the BIOS ....................... 2-4
2.1.3 CrashFree BIOS 2 (BIOS Auto-recovery procedure) .. 2-7
2.2 BIOS Setup program .......................................................... 2-8
2.2.1 BIOS menu bar ...................................................... 2-8
2.2.2 Legend bar ............................................................. 2-9