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BIOS Setup Utility SY-7IWA-F
76
PNP/PCI Configuration Setup (Continued)
PNP/PCI
Setup
Setting Description Note
How to set the BIOS to release the IRQ to the PnP Interrupt pool:
Interrupt
Line
PnP / PCI configuration Integrated Peripherals
IRQ 15 IRQ 15: PCI / ISA PnP On-Chip Secondary PCI IDE: disabled
IRQ 14 IRQ 14: PCI / ISA PnP On-Chip Primary PCI IDE: disabled
IRQ 12 IRQ 12: PCI / ISA PnP
Interrupt 12 will be released by the PnP
BIOS automatically if the PS/2 Mouse Port
is not used.
IRQ 7 IRQ 7: PCI / ISA PnP Onboard parallel port: disabled
IRQ 4 IRQ 4: PCI / ISA PnP Onboard Serial port 1: disabled
IRQ 3 IRQ 3: PCI / ISA PnP Onboard Serial port 2: disabled
4. Your OS may reassign another interrupt to a PCI slot after BIOS passes control
to the OS, especially if you use Windows 95, 98 or NT.
Disabled BIOS will assign IRQ for
USB port.
Assign IRQ
For USB
Enabled BIOS won’ t assign IRQ for
USB port.
Default
5. Your OS may reassign another interrupt to a PCI slot after BIOS passes control
to the OS, especially if you use Windows 95, 98 or NT.
Auto DefaultSlot 1/2/3/4/5
Use IRQ NO.
Set to Auto the BIOS will
using IRQs Automatically.
3-7.2 MULTI I/O ADDRESSES
Default settings for multi-I/O addresses are as follows:
Port I/O Address IRQ Status
LPT1
378H 7 ECP/EPP
COM1
3F8H 4
COM2
2F8H 3
Warning: If a default I/O address conflicts with other I/O cards
such as sound card, you must change one of the I/O addresses to
remedy to this address conflict. (I/O addresses can be adjusted from
the BIOS Setup Utility)