Advantech ARK-DS520, User Manual

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ARK-DS520 User Manual 26
3.2.3 PCI/PnP Configurations
Select the PCI/PnP tab from the ARK-DS520 setup screen to enter the Plug and Play
BIOS Setup screen. You can display a Plug and Play BIOS Setup option by highlight-
ing it using the <Arrow> keys. All Plug and Play BIOS Setup options are described in
this section. The Plug and Play BIOS Setup screen is shown below.
Figure 3.15 PCI/PnP Setup (Top)
3.2.3.1 Clear NVRAM
Set this value to force the BIOS to clear the Non-Volatile Random Access Memory
(NVRAM). The Optimal and Fail-Safe default setting is ‘No’.
3.2.3.2 Plug & Play O/S
When set to ‘No’, BIOS configures all the devices in the system. When set to ‘Yes’
and if you install a Plug and Play operating system, the operating system configures
Plug and Play devices not required for bootup.
3.2.3.3 PCI Latency Timer
Value in units of PCI clocks for PCI device latency timer register.
3.2.3.4 Allocate IRQ to PCI VGA
When set to ‘Yes’, assigns IRQ to PCI VGA card if card requests IRQ. When set to
‘No’, will not assign IRQ to PCI VGA card even if card requests an IRQ.
3.2.3.5 Palette Snooping
This item is designed to solve problems caused by some non-standard VGA cards.
3.2.3.6 PCI IDE BusMaster
When set to ‘Enabled’ BIOS uses PCI busmastering for reading/writing to IDE drives.
3.2.3.7 OffBoard PCI/ISA IDE Card
Some PCI IDE cards may require this to be set to the PCI slot number that is holding
the card. Setting to ‘Auto’ will work for most PCI IDE cards.
3.2.3.8 IRQ3 / 4 / 5 / 7 / 9 / 10 / 11
This item allows you respectively assign an interruptive type for IRQ-3,4,5,7,9,10,11.