Irq Assignment Conflicts - Dell PowerEdge C6100 Hardware Owner's Manual

13 Replace processor 1 with processor 2. See "Installing a Processor" on
page 68.
14 Repeat step 9 through step 11.
If you have tested both the processors and the problem persists, the system
board is faulty. See "Getting Help" on page 143.

IRQ Assignment Conflicts

Most PCI devices can share an IRQ with another device, but they cannot use
an IRQ simultaneously. To avoid this type of conflict, see the documentation
for each PCI device for specific IRQ requirements.
Table 4-1. Assignment Specific IRQ Requirements
IRQ Line
IRQ0
IRQ1
IRQ2
IRQ3
IRQ4
IRQ5
IRQ6
IRQ7
Assignment
8254 timer
Keyboard controller IRQ9
Cascade for IRQ9
Serial port
Serial port
Free
Free
Free
IRQ Line
IRQ8
IRQ10
IRQ11
IRQ12
IRQ13
IRQ14
IRQ15
Troubleshooting Your System
Assignment
RTC
SCI
VGA
USB controller
Mouse controller
Numeric data
Processor
Primary IDE
controller
Secondary IDE
controller
127