User Manual

iii
Contents
Notices ....................................................................................................................... vi
Safety information ..................................................................................................... vii
About this guide ......................................................................................................... ix
P9A-I Series Specifications Summary...................................................................... xi
Chapter 1: Product Introduction
1.1 Welcome! ....................................................................................................1-3
1.2 Package contents ......................................................................................1-3
1.3 Serial number label .................................................................................... 1-3
1.4 Special features..........................................................................................1-3
1.4.1 Product highlights........................................................................1-3
1.4.2 Innovative ASUS features ........................................................... 1-4
Chapter 2: Hardware Information
2.1 Before you proceed ...................................................................................2-3
2.2 Motherboard overview ...............................................................................2-4
2.2.1 Placement direction.....................................................................2-4
2.2.2 Screw holes.................................................................................2-4
2.2.3 Motherboard layout ..................................................................... 2-5
2.2.4 Layout contents ........................................................................... 2-6
2.3 Central Processing Unit (CPU) .................................................................2-8
2.4 System memory .........................................................................................2-8
2.4.1 Overview ..................................................................................... 2-8
2.4.2 Memory Congurations ............................................................... 2-8
2.4.3 Installing a DIMM on a single clip DIMM socket.......................... 2-9
2.5 Expansion slots ........................................................................................2-10
2.5.1 Installing an expansion card......................................................2-10
2.5.2 Conguring an expansion card ................................................. 2-10
2.5.3 Interrupt assignments................................................................2-11
2.5.4 PCI Express x8 slot (x4 Gen2 link) ........................................... 2-11
2.6 Onboard LEDs .......................................................................................... 2-12
2.7 Jumpers ....................................................................................................2-13
2.8 Connectors ...............................................................................................2-15
2.8.1 Rear panel connectors .............................................................. 2-15
2.8.2 Internal connectors....................................................................2-16
Chapter 3: Powering Up
3.1 Starting up for the first time ......................................................................3-3
3.2 Powering off the computer ........................................................................3-4
3.2.1 Using the OS shut down function ................................................ 3-4
3.2.2 Using the dual function power switch .......................................... 3-4