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January 2007
703t description reference
703t Server Maintenance and Diagnostics
239
IRQ mapping table
Table 26 lists the assignments for each Interrupt Request (IRQ). You do
not need this information for installation, but it may be useful for
troubleshooting.
Table 26: IRQ mapping
Interrupt I/O APIC level
Slot or device
INTR
INT0
Processor interrupt
IRQ0
INT2
Timer (from PIIX4)
IRQ1
INT1
PS/2 keyboard controller
IRQ2
Not
applicable
Internal/reserved
Note:
IRQ2 is actually shared with IRQ9
as a cascade interrupt to support IRQs 8–
15.
IRQ3
INT3
Onboard serial port B (COM2)
IRQ4
INT4
Onboard serial port A (COM1)
IRQ5
INT5
Available
IRQ6
INT6
Floppy disk drive controller
IRQ7
INT7
Parallel port 1(LPT1)
IRQ8
INT8
Real Time Clock
IRQ9
INT9
Available
IRQ10
INT10
Available
IRQ11
INT11
Available
Summary of Contents for 703t
Page 6: ...Standard 1 06 6 CallPilot...
Page 8: ...8 CallPilot Publication history Standard 1 06...
Page 12: ...Task List Standard 1 06 12 CallPilot...
Page 16: ...Contents Standard 1 06 16 CallPilot...
Page 64: ...Using Windows online diagnostic tools Standard 1 06 64 CallPilot...
Page 76: ...Using serial port diagnostic tools Standard 1 06 76 CallPilot...
Page 118: ...Using CallPilot system utilities Standard 1 06 118 CallPilot Figure 13 Legend Help tab...
Page 144: ...Replacing basic chassis components Standard 1 06 144 CallPilot...
Page 170: ...Replacing media drives Standard 1 06 170 CallPilot...
Page 188: ...RAID operations Standard 1 06 188 CallPilot...
Page 196: ...Replacing or adding voice processing boards Standard 1 06 196 CallPilot...
Page 247: ......