Asus P4S8X Specifications download pdf (Page 66)

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Chapter 2: BIOS setupChapter 2: BIOS setup

Chapter 2: BIOS setup

2.4.52.4.5

2.4.5

PCI PnPPCI PnP

PCI PnP

The PCI PnP menu items allow you to change the advanced settings for

PCI/PnP devices. The menu includes setting IRQ and DMA channel resources

for either PCI/PnP or legacy ISA devices, and setting the memory size block

for legacy ISA devices.

Take caution when changing the settings of the PCI PnP menu items.

Incorrect field values may cause the system to malfunction.

Plug and Play O/S [No]Plug and Play O/S [No]

Plug and Play O/S [No]

When set to [No], BIOS configures all the devices in the system. When set

to [Yes] and if you installed a Plug & Play operating system, the operating

system configures the Plug & Play devices not required for boot.

Configuration options: [No] [Yes]

PCI Latency Timer [64]PCI Latency Timer [64]

PCI Latency Timer [64]

Allows you to select the value in units of PCI clocks for the PCI device

latency timer register. Configuration options: [32] [64] [96] [128] [160]

[192] [224] [248]

Allocate IRQ to PCI VGA [Yes]Allocate IRQ to PCI VGA [Yes]

Allocate IRQ to PCI VGA [Yes]

When set to [Yes], BIOS assigns an IRQ to PCI VGA card if the card

requests for an IRQ. When set to [No], BIOS does not assign an IRQ to the

PCI VGA card even if requested. Configuration options: [No] [Yes]

Pallete Snooping [Disabled]Pallete Snooping [Disabled]

Pallete Snooping [Disabled]

When set to [Enabled], the pallete snooping feature informs the PCI

devices that an ISA graphics device is installed in the system so that the

latter can function correctly. Setting to [Disabled] deactivates this feature.

Configuration options: [Disabled] [Enabled]

Advanced PCI/PnP Settings

WARNING: Setting wrong values in below sections

may cause system to malfunction.

Plug And Play O/S [No]

PCI Lantency Timer [64]

Allocate IRQ to PCI VGA [Yes]

Palette Snooping [Disabled]

IRQ3 [PCI Device]

IRQ4 [PCI Device]

IRQ5 [PCI Device]

IRQ7 [PCI Device]

IRQ9 [PCI Device]

IRQ10 [PCI Device]

IRQ11 [PCI Device]

IRQ14 [PCI Device]

IRQ15 [PCI Device]

NO: Lets the BIOS

configure all the

devices in the system.

YES: Lets the

operating system

configure Plug and

Play (PnP) devices not

required for boot if

your system has a Plug

and Play operating

system.

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Asus P4S8X Specifications Page 66

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