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BIOS Setup Utility
SY-P4I845PE
64
3-7.1 PNP/PCI Configuration Controls
PNP/PCI
Controls
Setting Description Note
Disabled Retain PnP configuration
data in BIOS.
Default
Reset
Configuration
Data
Enabled Reset PnP configuration data
in BIOS.
Manual BIOS does not manage PCI/ISA PnP
card IRQ assignment.
Requires to assign IRQ-# and DMA-# 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: _
Resources
Controlled By
Auto
(ESCD)
The Plug-and-Play BIOS
auto manages PCI/ISA PnP
card IRQ assignment
automatically.
Default
If [Resources Controlled By] is set to [Manual]
PCI device Choose IRQ# assigned
to PCI/ISA PnP card.
Default
IRQ-#
assigned to:
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: