Instruction Manual
Table Of Contents
- Notices
- Chapter 1
- Product introduction
- Chapter 2
- BIOS information
- 2.1 Managing and updating your BIOS
- 2.2 BIOS setup program
- 2.3 Main menu
- 2.4 Ai Tweaker menu
- 2.4.1 Ai Overclock Tuner [Auto]
- 2.4.2 Memory Frequency [Auto]
- 2.4.3 iGPU Max. Frequency [Auto]
- 2.4.4 GPU Boost
- 2.4.5 DRAM Timing Control
- 2.4.6 CPU Power Management
- 2.4.7 CPU Offset Mode Sign [+]
- 2.4.8 iGPU Offset Mode Sign [+]
- 2.4.9 VCCIO Voltage [Auto]
- 2.4.10 VCCSA Voltage [Auto]
- 2.4.11 PCH Voltage [Auto]
- 2.4.12 CPU Spread Spectrum [Auto]
- 2.5 Advanced menu
- 2.6 Monitor menu
- 2.7 Boot menu
- 2.8 Tools menu
- 2.9 Exit menu

Chapter 2: BIOS information 2-21
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 Conguration
HD Audio Controller [Enabled]
[Enabled] Enables the High Denition 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-
denition audio depending on the audio standard that the front panel audio module supports.
[HD] Sets the front panel audio connector (AAFP) mode to high denition 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 Realtek LAN Controller item to [Enabled] and
allows you to enable or disable the Rom Help of the Realtek LAN controller.
Conguration options: [Enabled] [Disabled]
Asmedia USB 3.0 Controller [Enabled]
[Enabled] Enables the onboard USB 3.0 controller.
[Disabled] Disables the controller.
Asmedia USB 3.0 Battery Charging Support [Disabled]
This item appears only when the Asmedia USB 3.0 Controller item is set to [Enabled].
[Enabled] Enables the Asmedia USB 3.0 battery charging function.
[Disabled] Disables this function