Technical data

Configuring the Computing Unit
5-18
SIMATIC Panel PC 670 Computing Unit Equipment Manual
Edition 12/01
PCI IRQ line field
The system goes to the following submenu when you select this menu option:
PhoenixBIOS Setup Utility.
Item Specific Help
ESC EXIT
Select Item
Select Menu
+ / –
Enter Select
Change Values F9
F10
Setup Defaults
Save and Exit
Sub-Menu
PCI Configuration
PCI devices can use
hardware interrupts cal-
led IRQs. A PCI device
cannot use IRQs already
in use by ISA or EISA de-
vices. Use ’Auto’ only if
no ISA or EISA legacy
cards are installed
PCI IRQ line 1:
PCI IRQ line 2:
PCI IRQ line 3:
PCI IRQ line 4:
PCI/PNP ISA Resource Exclusion
Disabled
Auto Select
3
4
5
7
9
10
11
12
14
15
F1 Help
Advanced
Figure 5-15 PCI Configuration Submenu
Disabled No interrupt possible for this PCI-IRQ line.
Auto Select The plug&play mechanism in BIOS selects unassigned interrupts
and allocates them to the on-board PCI device.
3 to 15 The PCI-IRQ line is permanently assigned to the selected
interrupt. Do not use this setting unless it is specifically required in
your application’s documentation.