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iii
Features
Contents
Notices ............................................................................................ v
Safety information .......................................................................... vi
About this guide ............................................................................. vii
ASUS contact information ............................................................ viii
P4P800-MX specifications summary .............................................. ix
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 ............................................................ 1-8
1.6 Before you proceed ............................................................ 1-9
1.7.1 Placement direction ............................................. 1-10
1.7.2 Screw holes ......................................................... 1-10
1.7 Motherboard installation ................................................... 1-10
1.8 Central Processing Unit (CPU) ..........................................1-11
1.8.1 Overview ............................................................... 1-11
1.8.2 Installing the CPU ................................................ 1-12
1.9 System memory ............................................................... 1-13
1.9.1 Memory configurations ........................................ 1-13
1.9.2 Installing a DIMM ................................................. 1-15
1.10 Expansion slots ................................................................ 1-16
1.10.1 Standard interrupt assignments ........................... 1-16
1.10.2 IRQ assignments for this motherboard ................ 1-16
1.10.3 PCI slots .............................................................. 1-17
1.11 Jumpers ............................................................................ 1-18
1.12 Connectors ....................................................................... 1-20
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 update the BIOS ...................... 2-2
2.1.3 Using ASUS EZ Flash to update the BIOS ............ 2-3
2.1.4 Recovering the BIOS with CrashFree BIOS 2 ....... 2-4
2.2 BIOS Setup program .......................................................... 2-6
2.2.1 BIOS menu screen ................................................ 2-7
2.2.2 Menu bar ................................................................ 2-7
2.2.3 Navigation keys ..................................................... 2-7
2.2.4 Menu items ............................................................ 2-8