4. BIOS SETUP

PCI/PNP IRQ Resource Exclusion

IRQ XX Reserved for Legacy Device [No/ICU]

These fields indicate whether or not the displayed IRQ for each field is being used by an onboard legacy (non-PnP) ISA device. The default value indicates either that the displayed IRQ is not used or that ISA Configuration Utility (ICU) is being used to determine if an ISA device is using that IRQ. Configuration options: [No/ICU] [Yes]

Configuration PCI

PCI/PNP DMA Resource Exclusion

SETUP BIOS .4

DMA x Reserved for Legacy Device [No/ICU]

These fields indicate whether or not the displayed DMA channel for each field is being used by an onboard legacy (non-PnP) ISA device. The default setting indicates either that the displayed DMA channel is not used or an ICU is being used to determine if an ISA device is using that channel. Configuration options: [No/ICU] [Yes]

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ASUS A7M266-D User’s Manual