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iii
Features
Contents
Notices ............................................................................................ v
Safety information .......................................................................... vi
About this guide ............................................................................. vii
A7N8X-VM/400 specification summary ........................................ viii
Chapter 1: Product introduction
1.1 Welcome! ........................................................................... 1-2
1.2 Package contents ............................................................... 1-2
1.3 Special features .................................................................. 1-2
1.4 Motherboard components .................................................. 1-4
1.5 Motherboard layout ............................................................ 1-7
1.6 Motherboard installation ..................................................... 1-8
1.6.1 Placement direction ............................................... 1-8
1.6.2 Screw holes ........................................................... 1-8
1.7 Before you proceed ............................................................ 1-9
1.8 Central Processing Unit (CPU) ......................................... 1-10
1.9 System memory ................................................................1-11
1.10 Expansion slots ................................................................ 1-12
1.10.1 Configuring an expansion card ............................ 1-12
1.10.2 Standard Interrupt Assignments .......................... 1-12
1.10.3 AGP slot ............................................................... 1-13
1.10.4 PCI slots .............................................................. 1-13
1.11 Jumpers ............................................................................ 1-14
1.12 Connectors ....................................................................... 1-16
Chapter 2: BIOS information
2.1 Managing and updating your BIOS .................................... 2-2
2.1.1 Creating a bootable floppy disk ............................. 2-2
2.1.2 Using AFUDOS to copy the current BIOS ............. 2-3
2.1.3 Using AFUDOS to update the BIOS ...................... 2-4
2.1.4 Using ASUS EZ Flash to update the BIOS ............ 2-5
2.1.5 ASUS Update ........................................................ 2-6
2.2 BIOS Setup program .......................................................... 2-8
2.2.1 BIOS menu bar ...................................................... 2-8
2.2.2 Legend bar ............................................................. 2-9