Chapter 3
3-7
BIOS Setup
Advanced
 PCI Subsystem Settings
Sets PCI Express interface protocol and latency timer. Press <Enter> to enter the 
sub-menu. 
 
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. 
 
ACPI Standby State
[S1]  Sleep Mode. Hardware remains on.
 
 
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]
[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.
 Ipv6 PXE Support [Enabled]
When “Enabled”, the system UEFI network stack will support Ipv6 protocol. This 
item will appear when “Network Stack” is enabled.
[Enabled]  Enables the Ipv6 PXE boot support.
[Disabled]  Disables the Ipv6 PXE boot support.