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Contents
2.7.2 Audio I/O connections ............................................................... 2-24
2.7.3 Internal connectors....................................................................2-27
2.8 Starting up for the rst time .................................................................... 2-36
2.9 Turning off the computer .........................................................................2-36
Chapter 3: BIOS setup
3.1 Knowing BIOS ............................................................................................ 3-1
3.2 Updating BIOS ............................................................................................ 3-1
3.2.1 ASUS Update utility.....................................................................3-2
3.2.2 ASUS EZ Flash 2 utility ............................................................... 3-4
3.2.3 ASUS CrashFree BIOS 3 utility................................................... 3-5
3.3 BIOS setup program .................................................................................. 3-6
3.3.1 BIOS menu screen ...................................................................... 3-6
3.3.2 Menu bar ..................................................................................... 3-6
3.3.3 Navigation keys ........................................................................... 3-7
3.3.4 Menu items..................................................................................3-7
3.3.5 Submenu items ........................................................................... 3-7
3.3.6 Conguration elds ..................................................................... 3-7
3.3.7 Pop-up window............................................................................3-7
3.3.8 Scroll bar ..................................................................................... 3-7
3.3.9 General help................................................................................3-7
3.4 Main menu .................................................................................................. 3-8
3.4.1 SATA 1-6 ..................................................................................... 3-8
3.4.2 Storage Conguration ............................................................... 3-10
3.4.3 AHCI Conguration ................................................................... 3-10
3.4.4 System Information ................................................................... 3-11
3.5 Ai Tweaker menu ......................................................................................3-12
3.5.1 Ai Overclock Tuner ................................................................... 3-12
3.5.2 CPU Ratio Setting .................................................................... 3-13
3.5.3 Intel(R) SpeedStep(TM) Tech ................................................... 3-13
3.5.4 Intel(R) Turbo Mode Tech ..........................................................3-13
3.5.5 DRAM Frequency ..................................................................... 3-14
3.5.6. DRAM Timing Control .............................................................. 3-14
3.5.7 CPU Voltage ............................................................................ 3-16
3.5.8 CPU PLL Voltage ..................................................................... 3-16
3.5.9 QPI/DRAM Core Voltage .......................................................... 3-16
3.5.10 IOH Voltage .............................................................................. 3-16
3.5.11 IOH PCIE Voltage .................................................................... 3-16
3.5.12 ICH Voltage .............................................................................. 3-17
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