Acer AR380 F1 User Manual - Page 98

SouthBridge configuration, transactions between the PCI Express L0 and L1 Links. Select Enabled

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80 4 System Bios Active State Power-Management: Uses power management for signal transactions between the PCI Express L0 and L1 Links. Select Enabled to configure PCI Express L0 and L1 Link power states. IOH PCIE Max Payload Size: Some add-on cards perform faster with the coalesce feature, which limits the payload size to 128 MB. Others perform better with a payload size of 256 MB, which inhibits the coalesce feature. Please refer to your add-on card user guide for the desired setting. SouthBridge configuration This feature allows you to configure the settings for the Intel ICH South Bridge chipset. USB Functions: This feature allows you to decide how many onboard USB ports to enable. Legacy USB Support: Select Enabled to use Legacy USB devices. If set to Auto, legacy USB support will be automatically enabled if a legacy USB device is installed on the motherboard. Note: Only available when USB Functions is set to Enabled.

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4 System Bios
80
Active State Power-Management:
Uses power management for signal
transactions between the PCI Express L0 and L1 Links. Select Enabled to
configure PCI Express L0 and L1 Link power states.
IOH PCIE Max Payload Size:
Some add-on cards perform faster with the
coalesce feature, which limits the payload size to 128 MB. Others
perform better with a payload size of 256 MB, which inhibits the
coalesce feature.
Please refer to your add-on card user guide for the desired setting.
SouthBridge configuration
This feature allows you to configure the settings for the Intel ICH South
Bridge chipset.
USB Functions:
This feature allows you to decide how many onboard
USB ports to enable.
Legacy USB Support:
Select
Enabled
to use Legacy USB devices. If set to
Auto
, legacy USB support will be automatically enabled if a legacy USB
device is installed on the motherboard.
Note:
Only available when USB Functions is set to Enabled.