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BIOS Setup Utility
SY-P4X400 DRAGON Lite
72
PNP/PCI Configuration Setup (Continue)
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
VGA/USB port.
Assign IRQ
For
VGA/USB
Enabled BIOS won’t assign IRQ for
VGA/USB port.
Default
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)