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Asus P8H61-M LX PLUS R2 P8H61-M LX PLUS R2 User's Manual - Page 65

USB Conﬁguration, Onboard Devices Conﬁguration

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2.5.5 USB Configuration The items in this menu allow you to change the USB-related features. The USB Devices item shows the auto-detected values. If no USB device is detected, the item shows None. Legacy USB Support [Enabled] [Enabled] Enables the support for USB devices on legacy operating systems (OS). [Disabled] The USB devices can be used only for the BIOS setup program. [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. EHCI Hand-off [Disabled] [Enabled] Enables the support for operating systems without an EHCI hand‑off feature. [Disabled] Disables the function. 2.5.6 Onboard Devices Configuration HD Audio Controller [Enabled] [Enabled] Enables the High Definition Audio Controller. [Disabled] Disables the controller. The following two items appear only when you set the HD Audio Controller item to [Enabled]. Front Panel Type [HD] Allows you to set the front panel audio connector (AAFP) mode to legacy AC'97 or highdefinition audio depending on the audio standard that the front panel audio module supports. [HD] [AC97] Sets the front panel audio connector (AAFP) mode to high definition audio. Sets the front panel audio connector (AAFP) mode to legacy AC'97. Realtek LAN Controller [Enabled] [Enabled] Enables the Realtek LAN controller. [Disabled] Disables the controller. Realtek PXE OPROM [Disabled] This item appears only when you set the previous item to [Enabled] and allows you to enable or disable the PXE OptionRom of the Realtek LAN controller. Configuration options: [Enabled] [Disabled] Chapter 2: BIOS information 2-23

Section	Page
Safety information	6
About this guide	7
P8H61-M LX R2.0 Series specifications summary	9
Chapter 1	11
Product introduction	11
1.1 Welcome!	11
1.2 Package contents	11
1.3 Special features	11
1.3.1 Product highlights	11
1.3.2 ASUS DIGI+VRM	13
1.3.3 Innovative ASUS features	13
1.4 Before you proceed	16
1.5 Motherboard overview	17
1.5.1 Placement direction	17
1.5.2 Screw holes	17
1.5.3 Motherboard layout	18
1.5.4 Layout contents	18
1.6 Central Processing Unit (CPU)	19
1.6.1 Installing the CPU	20
1.6.2 Installing the CPU heatsink and fan	23
1.6.3 Uninstalling the CPU heatsink and fan	24
1.7 System memory	25
1.7.1 Overview	25
1.7.2 Memory configurations	26
1.7.3 Installing a DIMM	33
1.7.4 Removing a DIMM	33
1.8 Expansion slots	34
1.8.1 Installing an expansion card	34
1.8.2 Configuring an expansion card	34
1.8.3 PCI Express 2.0 x1 slots	34
1.8.4 PCI Express 3.0/2.0 x16 slot	34
1.9 Jumpers	35
1.10 Connectors	36
1.10.1 Rear panel connectors	36
1.10.2 Internal connectors	37
1.11 Software support	42
1.11.1 Installing an operating system	42
1.11.2 Support DVD information	42
Chapter 2	43
BIOS information	43
2.1 Managing and updating your BIOS	43
2.1.1 ASUS Update utility	43
2.1.2 ASUS EZ Flash 2	44
2.1.3 ASUS CrashFree BIOS 3 utility	45
2.1.4 ASUS BIOS Updater	46
2.2 BIOS setup program	48
2.3 Main menu	52
2.3.1 System Language [English]	52
2.3.2 System Date [Day xx/xx/xxxx]	52
2.3.3 System Time [xx:xx:xx]	52
2.3.4 Security	52
2.4 Ai Tweaker menu	55
2.4.1 Memory Frequency [Auto]	56
2.4.2 EPU Power Saving Mode [Disabled]	56
2.4.3 OC Tuner	56
2.4.4 DRAM Timing Control	56
2.4.5 CPU Power Management	56
2.4.6 DIGI+ VRM	57
2.4.7 CPU Voltage [Offset Mode]	59
2.4.8 Offset Mode Sign [+]	59
2.4.9 iGPU Voltage [Offset Mode]	59
2.4.10 iGPU Offset Mode Sign [+]	59
2.4.11 DRAM Voltage [Auto]	59
2.4.12 VCCSA Voltage [Auto]	59
2.4.13 PCH Voltage [Auto]	59
2.4.14 CPU PLL Voltage [Auto]	60
2.5 Advanced menu	60
2.5.1 CPU Configuration	60
2.5.2 PCH Configuration	62
2.5.3 SATA Configuration	63
2.5.4 System Agent Configuration	64
2.5.5 USB Configuration	65
2.5.6 Onboard Devices Configuration	65
2.5.7 APM	66
2.5.8 Network Stack	67
2.6 Monitor menu	68
2.6.1 CPU Temperature / MB Temperature [xxxºC/xxxºF]	68
2.6.2 CPU / Chassis Fan Speed [xxxx RPM] or [Ignore] / [N/A]	68
2.6.3 CPU Q-Fan Control [Enabled]	68
2.6.4 CPU Fan Speed Low Limit [200 RPM]	69
2.6.5 CPU Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage	69
2.6.6 Anti Surge Support [Enabled]	69
2.7 Boot menu	70
2.7.1 Bootup NumLock State [On]	70
2.7.2 Full Screen Logo [Enabled]	70
2.7.3 Wait for ‘F1’ If Error [Enabled]	70
2.7.4 Option ROM Messages [Force BIOS]	71
2.7.5 Setup Mode [EZ Mode]	71
2.7.6 UEFI/Legacy Boot [Enable both UEFI and Legacy]	71
2.7.7 Boot Option Priorities	71
2.7.8 Boot Override	71
2.8 Tools menu	72
2.8.1 ASUS EZ Flash Utility	72
2.8.2 ASUS SPD Information	72
2.8.3 ASUS O.C. Profile	72
2.9 Exit menu	73
Appendices	75
Notices	75