Appendix C
IRQ
The factory-set interrupt requests is listed below. Find an appropriate one to install an optional
device.
IRQ
Peripheral Device (Controller)
0
System timer
1
Keyboard
2
–
3
COM2 serial port
4
COM1 serial port
5
PCI
6
7
PCI
8
Real-time clock
9
ACPI compliant system
10
PCI
11
BMC IRQ
IRQ
Peripheral Device (Controller)
12
Mouse
13
Numeric processor
14
Primary IDE
15
Secondary IDE
16
USB
17
VGA
18
–
19
USB
30
LAN1
31
LAN2
49
Onboard SAS/SATA 1
50
Onboard SAS/SATA 2