Asus Z7S WS Computer Hardware User Manual


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4-22 Chapter 4: BIOS setup
4.4.5 PCIPnP
The PCIPnP 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
eld values can cause the system to malfunction.
Plug And Play O/S [No]
When set to [No], BIOS congures all the devices in the system. When set to
[Yes] and if you install a Plug and Play operating system, the operating system
congures the Plug and Play devices not required for boot. Conguration options:
[No] [Yes]
PCI Latency Timer [64]
Allows you to select the value in units of PCI clocks for the PCI device latency
timer register. Conguration options: [32] [64] [96] [128] [160] [192] [224] [248]
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. Conguration options: [No] [Yes]
Palette 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. Conguration options: [Disabled] [Enabled]
IRQ-xx [PCI Device]
When set to [PCI Device], the specic IRQ is free for use of PCI/PnP devices.
When set to [Reserved], the IRQ is reserved for legacy ISA devices.
Conguration options: [PCI Device] [Reserved]
Advanced PCI/PnP Settings
WARNING: Setting wrong values in below sections may
cause system to malfunction.
Plug And Play O/S [No]
PCI Latency Timer [64]
Allocate IRQ to PCI VGA [Yes]
Palette Snooping [Disabled]
IRQ-3 [PCI Device]
IRQ-4 [PCI Device]
IRQ-5 [PCI Device]
IRQ-7 [PCI Device]
IRQ-9 [PCI Device]
IRQ-10 [PCI Device]
IRQ-11 [PCI Device]
IRQ-14 [PCI Device]
IRQ-15 [PCI Device]
NO: Lets the BIOS
congure all the
devices in the system.
YES: Lets the
operating system
congure Plug and
Play (PnP) devices not
required for boot if
your system has a Plug
and Play operating
system.
v02.61 (C)Copyright 1985-2007, American Megatrends, Inc.
BIOS SETUP UTILITY
Advanced
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