Irq mapping table – Nortel Networks CALLPILOT 555-7101-215 User Manual
Page 17
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May 2003
702t server description
Part 2: 702t Server Hardware Installation
17
IRQ mapping table
The following table lists the assignments for each Interrupt Request (IRQ).
You do not need this information for installation, but it may be useful for
troubleshooting.
IRQ
Slot or device
0
Timer
1
Chipset
2
System/unused
3
Serial Port 2 (COM2)
4
Serial Port 1 (COM1)
5
For Meridian 1 or Succession CSE 1000 system, available for
CLAN in slot 4 as needed.
6
Floppy controller
7
Parallel port (LPT1)
8
Real Time Clock
9
ACPI SCI Interrupt
10
On-board network card
11
Slots 2 and 3 (MPB16-4 boards)
12
PS/2 Mouse
13
Math coprocessor
14
Primary EIDE controller
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