Chapter 3
3-8BIOS Setup
Advanced
PCI Subsystem Settings
Sets PCI Express interface protocol and latency timer. Press <Enter> to enter the 
sub-menu. 
PEG X - Gen X [Auto]
Sets PCI Express protocol for matching dierent installed devices. PEG0, PEG1 
are as rst and second PCIe x16 slots. 
[Auto]  Enables all PCIe Gen1, Gen2 and Gen3. supports.
[Gen1]  Enables PCIe Gen1 support only.
[Gen2]  Enables PCIe Gen2 support only.
[Gen3]  Enables PCIe Gen3 support only.
PCI Latency Timer [32]
Sets latency timer of PCI interface device. 
[Options: 32, 64, 96, 128, 160, 192, 224, 248 PCI Bus clocks]
ACPI Settings
Sets ACPI parameters of onboard power LED behaviors. Press <Enter> to enter the 
sub-menu. 
Power LED [Blinking]
Sets shining behaviors of the onboard Power LED.
[Dual Color]   The power LED turns to another color to indicate the S3 state.
[Blinking]   The power LED blinks to indicate the S3 state.
Integrated Peripherals
Sets integrated peripherals' parameters, such as LAN, HDD, USB and audio. Press 
<Enter> to enter the sub-menu. 
Onboard LAN Controller [Enabled]
Enables or disables the onboard LAN controller.
LAN Option ROM [Disabled]
Enables or disables the legacy network Boot Option ROM for detailed settings. 
This item will appear when "Onboard LAN Controller" is enabled. 
[Enabled]   Enables the onboard LAN Boot ROM.
[Disabled]   Disables the onboard LAN Boot ROM.
Network Stack [Disabled]
Sets UEFI network stack for optimizing IPv4 / IPv6 function.
[Enabled]   Enables UEFI network stack.
[Disabled]   Disables UEFI network stack.
Ipv4 PXE Support [Enabled]
When “Enabled”, the system UEFI network stack will support Ipv4 protocol. This 
item will appear when “Network Stack” is enabled. 
[Enabled]  Enables the Ipv4 PXE boot support.
[Disabled]  Disables the Ipv4 PXE boot support.
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