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ASUS EPU-4 Engine

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5.3.8 ASUS EPU-4 Engine ASUS EPU-4 Engine is an energy-efficient tool that satisfies different computing needs. This utility provides three modes that you can select to enhance system performance or save power. Selecting Auto mode will have the system shift modes automatically according to current system status. You can also customize each mode by configuring settings like CPU Loadline, vCore Voltage Downgrade, and Fan Control. Installing 4 Engine To install 4 Engine on your computer: 1. Place the support DVD to the optical drive. The Drivers menu appears if Autorun is enabled on your computer. 2. Click ASUS EPU-4 Engine. 3. Follow the screen instructions to complete installation. Launching 4 Engine Launch 4 Engine by double-clicking the 4 Engine icon on the Windows® notification area. The first time you launch 4 Engine, the following message will appear, asking you to run Calibration first. Running calibration allows the system to detect CPU properties to optimize power management. Click Run Calibration and wait for a few seconds. Then, the 4 Engine main menu appears. 5-26 Chapter 5: Software support

Section	Page
Contents	3
Notices	8
Safety information	9
About this guide	10
P5Q SE/R specifications summary	12
Chapter 1: Product introduction	15
1.1 Welcome!	17
1.2 Package contents	17
1.3 Special features	18
1.3.1 Product highlights	18
1.3.2 ASUS unique features	19
1.3.3 ASUS Stylish features	21
1.3.4 ASUS Intelligent Overclocking features	21
Chapter 2: Hardware information	23
2.1 Before you proceed	25
2.2 Motherboard overview	26
2.2.1 Placement direction	26
2.2.2 Screw holes	26
2.2.3 Motherboard layout	27
2.2.4 Layout contents	28
2.3 Central Processing Unit (CPU)	30
2.3.1 Installing the CPU	31
2.3.2 Installing the CPU heatsink and fan	34
2.3.3 Uninstalling the CPU heatsink and fan	35
2.4 System memory	36
2.4.1 Overview	36
2.4.2 Memory configurations	37
2.4.3 Installing a DIMM	41
2.4.4 Removing a DIMM	41
2.5 Expansion slots	42
2.5.1 Installing an expansion card	42
2.5.2 Configuring an expansion card	42
2.5.3 Interrupt assignments	43
2.5.4 PCI slots	44
2.5.5 PCI Express x1 slots	44
2.5.6 PCI Express 2.0 x16 slot	44
2.6 Jumpers	45
2.7 Connectors	47
2.7.1 Rear panel connectors	47
2.7.2 Internal connectors	48
Chapter 3: Powering up	59
3.1 Starting up for the first time	61
3.2 Turning off the computer	62
3.2.1 Using the OS shut down function	62
3.2.2 Using the dual function power switch	62
Chapter 4: BIOS setup	63
4.1 Managing and updating your BIOS	65
4.1.1 ASUS Update utility	65
4.1.2 Creating a bootable floppy disk	68
4.1.3 ASUS EZ Flash 2 utility	69
4.1.4 AFUDOS utility	70
4.1.5 ASUS CrashFree BIOS 3 utility	72
4.2 BIOS setup program	73
4.2.1 BIOS menu screen	74
4.2.2 Menu bar	74
4.2.3 Navigation keys	74
4.2.4 Menu items	75
4.2.5 Sub-menu items	75
4.2.6 Configuration fields	75
4.2.7 Pop-up window	75
4.2.8 Scroll bar	75
4.2.9 General help	75
4.3 Main menu	76
4.3.1 System Time [xx:xx:xx]	76
4.3.2 System Date [Day xx/xx/xxxx]	76
4.3.3 Legacy Diskette A [1.44M, 3.5 in.]	76
4.3.4 SATA 1~6	77
4.3.5 Storage Configuration	78
4.3.6 System Information	79
4.4 Ai Tweaker menu	80
4.4.1 Ai Overclock Tuner [Auto]	80
4.4.2 FSB Strap to North Bridge [Auto]	81
4.4.3 DRAM Frequency [Auto]	81
4.4.4 DRAM Timing Control [Auto]	81
4.4.5 DRAM Static Read Control [Auto]	83
4.4.6 DRAM Read Training [Auto]	83
4.4.7 MEM. OC Charger [Auto]	83
4.4.8 Ai Clock Twister [Auto]	83
4.4.9 Ai Transaction Booster [Auto]	84
4.4.10 CPU Voltage [Auto]	84
4.4.11 FSB Termination Voltage [Auto]	84
4.4.12 Memory Voltage [Auto]	84
4.4.13 North Bridge Voltage [Auto]	84
4.4.14 South Bridge Voltage [Auto]	85
4.4.15 Load-Line Calibration [Auto]	85
4.4.16 CPU GTL Reference [Auto]	85
4.4.17 CPU Spread Spectrum [Auto]	85
4.4.18 PCIE Spread Spectrum [Auto]	85
4.5 Advanced menu	86
4.5.1 Trusted Computing	86
4.5.2 CPU Configuration	87
4.5.3 Chipset	89
4.5.4 OnBoard Devices Configuration	90
4.5.5 USB Configuration	91
4.5.6 PCI PnP	92
4.6 Power menu	93
4.6.1 Suspend Mode [Auto]	93
4.6.2 ACPI 2.0 Support [Disabled]	93
4.6.3 ACPI APIC Support [Enabled]	93
4.6.4 APM Configuration	94
4.6.5 Hardware Monitor	95
4.7 Boot menu	97
4.7.1 Boot Device Priority	97
4.7.2 Boot Settings Configuration	98
4.7.3 Security	99
4.8 Tools menu	101
4.8.1 ASUS EZ Flash 2	101
4.8.2 Express Gate [Enabled]	102
4.8.3 AI NET 2	102
4.8.4 ASUS O.C. Profile	103
4.9 Exit menu	104
Chapter 5: Software support	105
5.1 Installing an operating system	107
5.2 Support DVD information	107
5.2.1 Running the support DVD	107
5.2.2 Drivers menu	108
5.2.3 Utilities menu	109
5.2.4 Make Disk menu	111
5.2.5 Manual menu	112
5.2.6 ASUS Contact information	112
5.2.7 Other information	113
5.3 Software information	115
5.3.1 ASUS MyLogo2™	115
5.3.2 Audio configurations	117
5.3.3 ASUS PC Probe II	121
5.3.4 ASUS AI Suite	127
5.3.5 ASUS AI Booster	129
5.3.6 ASUS AI Nap	130
5.3.7 ASUS Fan Xpert	131
5.3.8 ASUS EPU-4 Engine	132
5.3.9 ASUS Express Gate	136
5.4 RAID configurations	145
5.4.1 RAID definitions	145
5.4.2 Installing Serial ATA hard disks	146
5.4.3 Intel® RAID configurations	146
5.5 Creating a RAID driver disk	154
5.5.1 Creating a RAID driver disk without entering the OS	154
5.5.2 Creating a RAID/SATA driver disk in Windows®	154
Appendix: CPU features	157
A.1 Intel® EM64T	159
Using the Intel® EM64T feature	159
A.2 Enhanced Intel SpeedStep® Technology (EIST)	159
A.2.1 System requirements	159
A.2.2 Using the EIST	160
A.3 Intel® Hyper-Threading Technology	161