Siemens SIMATIC Panel PC 870 Equipment Manual page 72

Configuring the Computing Unit in BIOS Setup
Option ROM Scan
Enable Master:
Latency Timer:
"PCI/PNP ISA IRQ Resource Exclusion" submenu
"Available" means that the BIOS Plug and Plug device can assign IRQs to Plug
and Play compatible modules or main board functions.
"Reserved" should only be set when the interrupt in question must be assigned to
non-Plug and Play capable modules.
Advanced
PCI / PNP ISA IRQ Resource Exclusion
IRQ 3:
IRQ 4:
IRQ 5:
IRQ 9:
IRQ 10:
IRQ 11:
IRQ 12:
F1 Help
ESC Exit
Figure 5-12
5-16
[Enabled] The option ROM of the PCI module (if present) is
enabled
[Disabled] The option ROM of a PCI module is disabled.
[Enabled] This slot can assume the PCI master function
[Disabled] This slot can only operate as a PCI slave.
[Default] The number of active PCI clock cycles of the
master modules are determined by the module
[0020H With these settings, the maximum active PCI clock
to is set to the selected values.
00E0H]
PhoenixBIOS Setup Utility.
[Available]
[Available]
[Available]
[Available]
[Available]
[Reserved]
[Available]
Select Item + / – Change Values
Select Menu Enter Select
"PCI / PNP ISA IRQ Resource Exclusion" submenu
SIMATIC Panel PC 870 Computing Unit, Equipment Manual
Item Specific Help
Reserves the specified
IRQ for use by legacy
ISA devices
F9 Setup Defaults
Sub-Menu F10 Save and Exit
Release 11/02