2-2 System Configuration
This section provides information for configuring the system. The section includes:
! system interrupt request (IRQ) assignments
! system jumper settings
! procedures for using the Phoeni x® T echnologies Ltd. BIOS Setup Utility to configure the
system
! description and procedures for using hard drive security for password protection of the hard
drive
! descriptions and procedures for using the following utilities and applications
— FLASH Utility
— Online Documentation
— Product Recovery Program
— PowerMate Driver CD
— Intel Processor Serial Number Control Utility.
Interrupt Requests
The following paragraphs list the system interrupts (IRQs), parallel interrupts, and serial
interrupts. See Section 4, “System Board,” for parallel and serial addresses. For Windows 98
and Windows 2000, a listing of hardware resources is available on the system. Click Start, point
to Programs, Accessories, and System Tools, and click System Information.

System Interrupts

The system has 16 IRQs (IRQ 0 through 15) assigned to different devices (for example, printer,
modem, keyboard, mouse). Initial IRQ settings are assigned at the factory, with settings
dependent on the installed device(s). See “BIOS Setup Utility” in this section for information on
using the utility to assign or change the interrupts.
The following table lists the IRQ settings. Assignments 0 through 15 are in order of decreasing
priority.

Interrupt Level Assignments

Interrupt
Priority Interrupt Device*
IRQ00 System Timer
IRQ01 Standard 101/102 or MS Natural Keyboard
IRQ02 Programmable Interrupt Controller
IRQ03 Communications Port (COM2)
IRQ04 Communications Port (COM1)
IRQ05 MPU-401 Compatible
IRQ06 Standard Floppy Disk Controller
IRQ07 ECP Printer (LPT 1)
* IRQ settings may vary, depending on system configuration.