Asus P5K/EPU User Manual download pdf (Page 86)

4-22 Chapter 4: BIOS setup

Legacy USB Support [Auto]

Allows you to enable or disable the support for legacy USB devices. Setting to

[Auto] allows the system to detect the presence of USB devices at startup. If

detected, the USB controller legacy mode is enabled. If no USB device is detected,

the legacy USB support is disabled.

Conguration options: [Disabled] [Enabled] [Auto]

1 2 ... 81 82 83 84 85 86 87 88 89 90 91 ... 149 150

Motherboard 1
Second Edition V2 2
February 2008 2
Contents 3
Safety information 8
About this guide 9
Typography 10
P5K/EPU specications summary 11
Product 15
1.1 Welcome! 17
1.2 Package contents 17
1.3 Special features 18
ASUS Quiet Thermal Solution 20
ASUS Crystal Sound 21
ASUS EZ DIY 21
features 22
Hardware 23
2.1 Before you proceed 25
2.2 Motherboard overview 26
2.2.3 Motherboard layout 27
2.2.4 Layout contents 28
2.3.1 Installing the CPU 31
Alignment key 32
Gold triangle mark 32
Load plate 32
CPU notch 32
Fastener 33
Motherboard hole 33
Narrow end 33
CPU_FAN 34
ASUS P5K/EPU 2-11 35
Narrow end of the groove 36
2.4 System memory 37
2.4.2 Memory congurations 38
ASUS P5K/EPU 2-15 39
DDR2-800MHz capability 40
DDR2-667MHz capability 41
2.4.3 Installing a DIMM 42
2.4.4 Removing a DIMM 42
2.5 Expansion slots 43
2.5.3 Interrupt assignments 44
2.5.4 PCI slots 45
2.5.5 PCI Express x1 slots 45
2.5.6 PCI Express x16 slots 45
Primary PCI Express x16 slot 46
2.6 Jumper 47
2.7 Connectors 48
2.7.2 Internal connectors 50
P5K/EPU SATA connectors 51
P5K/EPU IEEE 1394a connector 52
IE1394_2 52
CPU FAN PWR 53
CPU FAN IN 53
CPU FAN PWM 53
Legacy AC ‘97 audio 55
HD Audio-compliant 55
SPDIFOUT 56
Powering up 59
3.2 Turning off the computer 62
BIOS setup 63
4.1.1 ASUS Update utility 65
4-2 Chapter 4: BIOS setup 66
P5K/EPU.ROM 67
4.1.3 AFUDOS utility 69
4-6 Chapter 4: BIOS setup 70
lename at the DOS prompt 70
4.2 BIOS setup program 72
4.2.2 Menu bar 73
4.2.3 Navigation keys 73
4.2.1 BIOS menu screen 73
4-10 Chapter 4: BIOS setup 74
4.3 Main menu 75
4.3.4 SATA 1-4 76
4.3.5 SATA Conguration 77
SATA Port1 [Auto] 78
SMART Monitoring [Enabled] 78
4.3.6 System Information 79
4.4 Advanced menu 80
CPU Ratio Control [Auto] 81
FSB Frequency [333] 81
PCIE Frequency [Auto] 81
DRAM Frequency [Auto] 81
DRAM Command Rate [Auto] 82
DRAM Timing Control [Auto] 82
Relax Level [0] 83
Boost Level [0] 83
4.4.2 USB Conguration 85
Legacy USB Support [Auto] 86
4.4.3 CPU Conguration 87
4.4.4 Chipset 88
MarvelI GbE LAN [Enabled] 89
4.4.6 PCIPnP 90
4.5 Power menu 91
4.5.5 APM Conguration 92
4.5.6 Hardware Monitor 93
4-30 Chapter 4: BIOS setup 94
4.6 Boot menu 95
4-32 Chapter 4: BIOS setup 96
4.6.3 Security 97
Change User Password 98
Clear User Password 98
Password Check [Setup] 98
4.7 Tools menu 99
4.7.2 ASUS Ai Net 2 100
4.8 Exit menu 101
4-38 Chapter 4: BIOS setup 102
Software 103
Chapter summary 104
5.2 Support DVD information 105
5.2.2 Drivers menu 106
5.2.3 Utilities menu 107
5.2.5 Manual menu 109
5.2.7 Other information 110
Technical support Form 111
Filelist 111
5.3 Software information 112
ASUS P5K/EPU 5-9 113
5.3.2 AI NET2 114
5.3.3 ASUS PC Probe II 115
Preferences 116
Hardware monitor panels 117
WMI browser 118
DMI browser 118
PCI browser 119
Conguring PC Probe II 120
5.3.4 ASUS AI Suite 121
Other feature buttons 122
ASUS P5K/EPU 123
Energy Saving Status 124
5.3.6 ASUS AI Nap 125
5.3.7 ASUS Q-Fan 2 126
5.3.8 ASUS AI Booster 127
5.3.9 ASUS AI Direct Link 128
CrossFire™ 131
6.1 Overview 133
6-2 Chapter 6: ATI 134
MVP technology support 134
6-4 Chapter 6: ATI 136
6.3 Software information 137
6-8 Chapter 6: ATI 140
Profiles 142
6-12 Chapter 6: ATI 144
CPU features 145
A.1 Intel 147
A.2 Enhanced Intel SpeedStep 147
Technology (EIST) 147
A.2.2 Using the EIST 148
A.3 Intel 149
Hyper-Threading Technology 149
A-4 Appendix: CPU features 150

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