Asus A7S266-VM/U2 - Manual (Page 47)

ASUS A7S266-VM Motherboard 2-19
PCI Latency Timer [32]
Leave this field to the default setting [32] for best performance and
stability.
USB Function [Both]
This field allows you to select the number of USB 1.1 controllers that you
wish to activate. Configuration options: [Disabled] [Both]
Primary VGA BIOS [PCI VGA Card]
This field allows you to select the primary graphics card or the onboard
VGA. The option [Onboard VGA] appears only if you installed a PCI or
AGP card. Configuration options: [PCI VGA Card] [Onboard VGA]
Onboard LAN Controller [Enabled]
This field allows you to enable or disable the onboard LAN controller.
Configuration options: [Disabled] [Enabled]
Onboard LAN Boot ROM [Disabled]
This field allows you to enable or disable the option ROM in the onboard
LAN chipset. Configuration options: [Disabled] [Enabled]
IRQ XX Reserved [No/ICU]
These fields indicate whether or not the displayed IRQ for each field is
being used by a legacy (non-PnP) ISA card. The setting [No/ICU] for an
IRQ field indicates that you are using the ISA Configuration Utility (ICU),
and that this particular IRQ is NOT required by a legacy ISA card. Set the
IRQ field to [Yes] if you install a legacy ISA card that requires a unique IRQ
and you are NOT using ICU. Configuration options: [No/ICU] [Yes]
2.4.3.1 PCI IRQ Resource Exclusion