Asus P8H61 R2 USB3 P8H61-M LX R2 User's Manual - Page 60

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ASUS P8H61-M LX2 R2.0

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 high-

definition audio depending on the audio standard that the front panel audio module supports.

[HD]

Sets the front panel audio connector (AAFP) mode to high definition audio.

[AC97]

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]

Serial Port Configuration

The sub-items in this menu allow you to set the serial port configuration.

Serial Port [Enabled]

Allows you to enable or disable the serial port (COM).

Configuration options: [Enabled] [Disabled]

Change Settings [IO=3F8h; IRQ=4]

Allows you to select the Serial Port base address. Configuration options: [IO=3F8h;

IRQ=4] [IO=2F8h; IRQ=3] [IO=3E8h; IRQ=4] [IO=2E8h; IRQ=3]

Section	Page
Safety information	6
About this guide	7
P8H61-M LX2 R2.0 specifications summary	9
Chapter 1	11
Product introduction	11
1.1 Before you proceed	11
1.2 Motherboard overview	12
1.2.1 Placement direction	12
1.2.2 Screw holes	12
1.2.3 Motherboard layout	13
1.2.4 Layout contents	13
1.3 Central Processing Unit (CPU)	14
1.3.1 Installing the CPU	14
1.3.2 Installing the CPU heatsink and fan	17
1.3.3 Uninstalling the CPU heatsink and fan	18
1.4 System memory	19
1.4.1 Overview	19
1.4.2 Memory configurations	20
1.4.3 Installing a DIMM	27
1.4.4 Removing a DIMM	27
1.5 Expansion slots	28
1.5.1 Installing an expansion card	28
1.5.2 Configuring an expansion card	28
1.5.3 PCI slot	28
1.5.4 PCI Express x1 slot	28
1.5.5 PCI Express x16 slot	28
1.6 Jumpers	29
1.7 Connectors	30
1.7.1 Rear panel connectors	30
1.7.2 Internal connectors	31
1.8 Software support	37
1.8.1 Installing an operating system	37
1.8.2 Support DVD information	37
Chapter 2	39
BIOS information	39
2.1 Managing and updating your BIOS	39
2.1.1 ASUS Update utility	39
2.1.2 ASUS EZ Flash 2	40
2.1.3 ASUS CrashFree BIOS 3 utility	41
2.1.4 ASUS BIOS Updater	42
2.2 BIOS setup program	45
2.3 Main menu	49
2.3.1 System Language [English]	49
2.3.2 System Date [Day xx/xx/xxxx]	49
2.3.3 System Time [xx:xx:xx]	49
2.3.4 Security	50
2.4 Ai Tweaker menu	52
2.4.1 ASUS MultiCore Enhancement [Enabled]	52
2.4.2 Memory Frequency [Auto]	52
2.4.3 OC Tuner	53
2.4.4 DRAM Timing Control	53
2.4.5 CPU Power Management	53
2.5 Advanced menu	54
2.5.1 CPU Configuration	55
2.5.2 PCH Configuration	57
2.5.3 SATA Configuration	58
2.5.4 System Agent Configuration	59
2.5.5 USB Configuration	59
2.5.6 Onboard Devices Configuration	60
2.5.7 APM	61
2.5.8 Network Stack	61
2.6 Monitor menu	62
2.6.1 CPU Temperature / MB Temperature [xxxºC/xxxºF]	62
2.6.2 CPU / Chassis Fan Speed [xxxx RPM] or [Ignore] / [N/A]	62
2.6.3 CPU Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage	63
2.6.4 CPU Q-Fan Control [Enabled]	63
2.6.5 Chassis Q-Fan Control [Enabled]	63
2.6.6 Anti Surge Support [Enabled]	64
2.7 Boot menu	65
2.7.1 Bootup NumLock State [On]	65
2.7.2 Full Screen Logo [Enabled]	65
2.7.3 Wait for ‘F1’ If Error [Enabled]	65
2.7.4 Option ROM Messages [Force BIOS]	66
2.7.5 Setup Mode [EZ Mode]	66
2.7.6 UEFI/Legacy Boot [Enable both UEFI and Legacy]	66
2.7.7 PCI ROM Priority	66
2.7.8 Boot Option Priorities	66
2.7.9 Boot Override	66
2.8 Tools menu	67
2.8.1 ASUS EZ Flash Utility	67
2.8.2 ASUS SPD Information	67
2.8.3 ASUS O.C. Profile	67
2.9 Exit menu	68
Appendices	69
Notices	69

Asus P8H61 R2 USB3 P8H61-M LX R2 User's Manual - Page 60

Onboard Devices Conﬁguration

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