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Irq assignments – Sony PCV-E518DS User Manual

Page 103

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Miscellaneous Technical Information

95

IRQ Assignments

This shows the factory default values. Windows 98 will reassign resources to best meet
the needs of a particular configuration. PCI IRQs can be shared between several PCI
devices.

IRQ #

Plug &
Play

Default Assignment

0

N/A

System timer

1

Yes

Standard 101/102-key or Microsoft

®

Natural Keyboard

2

N/A

IRQ from second programmable interrupt controller

3

Yes

Communications ports (COM2 and COM4)

4

Yes

Communications ports (COM1 and COM3)

5

Yes

Sound

6

Yes

Standard diskette drive controller

7

Yes

Printer port (LPT1)

8

N/A

System CMOS/real time clock

9

Yes

USB

10

Yes

Sound/LT WinModem

11

Yes

Matrox MGA-G200 AGP

12

Yes

PS/2-compatible mouse port

13

N/A

Numeric data processor

14

No

Primary IDE controller

15

No

Secondary IDE controller