Safety Information
6
About This Guide
6
P8B75-M Specications Summary
8
Chapter 1 Product Introduction
1
1.1 Welcome!
1
1.2 Package Contents
1
1.3 Special Features
1
1.3.1 Product Highlights
1
1.3.2 Innovative Asus Features
3
1.4 Before You Proceed
5
1.5 Motherboard Overview
6
1.5.1 Placement Direction
6
1.5.2 Screw Holes
6
1.5.3 Motherboard Layout
7
1.5.4 Layout Contents
7
1.6 Central Processing Unit (Cpu)
8
1.6.1 Installing The Cpu
9
1.6.2 Cpu Heatsink And Fan Assembly Installation
11
1.7 System Memory
13
1.7.1 Overview
13
1.7.2 Memory Congurations
13
1.7.3 Installing A Dimm
19
1.7.4 Removing A Dimm
19
1.8 Expansion Slots
20
1.8.1 Installing An Expansion Card
20
1.8.2 Conguring An Expansion Card
20
1.8.3 Pci Slot
20
1.8.4 Pci Express P3-X4 Slot
20
1.8.5 Pci Express X16 Slot
20
1.9 Jumpers
21
1.10 Connectors
23
1.10.1 Rear Panel Connectors
23
1.10.2 Internal Connectors
25
1.11 Onboard Switches
32
1.12 Onboard Leds
33
1.13 Software Support
34
1.13.1 Installing An Operating System
34
1.13.2 Support Dvd Information
34
1.13.3 Intel® Sba Support
35
Chapter 2 Bios Information
1
2.1 Managing And Updating Your Bios
1
2.1.1 Asus Update Utility
1
2.1.2 Asus Ez Flash 2
2
2.1.3 Asus Crashfree Bios 3 Utility
3
2.1.4 Asus Bios Updater
4
2.2 Bios Setup Program
6
2.3 Main Menu
10
2.3.1 System Language [English]
10
2.3.2 System Date [Day Xx/Xx/Xxxx]
10
2.3.3 System Time [Xx:xx:xx]
10
2.3.4 Security
10
2.4 Ai Tweaker Menu
12
2.4.1 Cpu Bus Speed : Dram Speed Ratio Mode [Auto]
12
2.4.2 Memory Frequency [Auto]
12
2.4.3 Epu Power Saving Mode [Disabled]
13
2.4.4 Gpu Boost [Ok]
13
2.4.5 Dram Timing Control
13
2.4.6 Cpu Power Management
13
2.4.7 Offset Mode Sign [+]
14
2.4.8 Dram Voltage [Auto]
14
2.4.9 Vccio Voltage [Auto]
14
2.4.10 Vccsa Voltage [Auto]
14
2.4.11 Cpu Pll Voltage [Auto]
14
2.4.12 Pch Voltage [Auto]
15
2.4.13 Load-Line Calibration [Auto]
15
2.5 Advanced Menu
15
2.5.1 Trusted Computing
16
2.5.2 Cpu Conguration
16
2.5.3 Pch Conguration
17
2.5.4 Sata Conguration
17
2.5.5 System Agent Conguration
18
2.5.6 Me Subsystem
18
2.5.7 Amt Conguration
19
2.5.8 Usb Conguration
19
2.5.9 Onboard Devices Conguration
20
2.5.10 Apm
21
2.6 Monitor Menu
22
2.5.11 Network Stack
22
2.6.1 Cpu Temperature / Mb Temperature [Xxxºc/Xxxºf]
23
2.6.2 Cpu / Chassis Fan Speed [Xxxx Rpm] Or [Ignore] / [N/A]
23
2.6.3 Cpu Q-Fan Control [Enabled]
23
2.6.4 Chassis Q-Fan Control [Enabled]
24
2.6.5 Cpu Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage
24
2.6.6 Anti Surge Support [Enabled]
24
2.7 Boot Menu
25
2.7.1 Bootup Numlock State [On]
25
2.7.2 Full Screen Logo [Enabled]
25
2.7.3 Wait For 'F1' If Error [Enabled]
25
2.7.4 Option Rom Messages [Force Bios]
26
2.7.5 Setup Mode [Ez Mode]
26
2.7.6 Uefi/Legacy Boot [Enabled Both Uefi And Legacy]
26
2.7.7 Pci Rom Priority [Legacy Rom]
26
2.7.8 Boot Option Priorities
26
2.7.9 Boot Override
26
2.8 Tools Menu
27
2.8.1 Asus Ez Flash 2 Utility
27
2.8.2 Asus O.c. Prole
27
2.8.3 Asus Spd Information
27
2.9 Exit Menu
28
Notices
1
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