MSI MS-6378 - Page 64

Chapter 3
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Assign IRQ For VGA/USB
Set to Enabled allows BIOS to assign an IRQ to VGA card/USB device.
Choose Disabled if you want to release the IRQ.
Assign IRQ For ACPI
Selecting Auto allows BIOS to automatically assign an IRQ for SCI (System
Control Interrupt) of ACPI spec. Settings: Auto, IRQ 9, IRQ 10 and IRQ 11.