SOYO P4X400 specifications PNP/PCI Configuration Controls, Pnp/Pci, Pnp Os

BIOS Setup Utility SY-P4X400 DRAGON Lite

PNP/PCI Configuration Controls

PNP/PCI	Setting	Description	Note
Controls
PNP OS
	Yes	Set this field to [Yes] if you
Installed		are running Windows 95,
		which is PnP compatible.
	No	If the OS you are running	Default
		does not support PnP	(If there is any
		configuration.	doubt, set this
Reset			field to [No])
	Disabled	Retain PnP configuration	Default
Configuration		data in BIOS.
Data	Enabled	Reset PnP configuration data
Resources		in BIOS.
	Manual	BIOS does not manage PCI/ISA PnP
Controlled By		card IRQ assignment.
	Requires to	assign IRQ-# to PCI or ISA PnP
	manually.
	IRQ-3,4,5,7,9,10,11,12,14,15 assigned to: _
	DMA-0,1,3,5,6,7 assigned to: _
	Auto	The Plug-and-Play BIOS	Default
	(ESCD)	auto manages PCI/ISA PnP	(Recommended)
		card IRQ assignment
		automatically.

If [Resources Controlled By] is set to [Manual]

IRQ Resource (Press Enter)

PCI Device	Choose IRQ-# assigned	Default
	to PCI/ISA PnP card.	(IRQ-3,4,5,7,9,10,
		11,12,14,15)
Reserved	Reserved IRQ

Under this item the user can assign an IRQ to a PCI slot. However, there under some conditions the IRQ will not be assigned as selected under this item:

1.IRQs 0, 1, 2, 6, 8, 13 can NOT be assigned, because they are fixed.

2.IRQs 5, 9, 10, 11 are available

3.IRQs 3,4,7,12,14 and 15 will only be assigned if they are free. See the table below on how to free them:

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