Pci Interrupt Request Routing; Bios Setup; Main Page - MSI G31M3-L V2 - Motherboard - Micro ATX User Manual

The PCI slot supports LAN card, SCSI card, USB card, and other add-on cards that
comply with PCI specifications.
Important:
When adding or removing expansion cards, make sure that you unplug the power supply
first. Meanwhile, read the documentation for the expansion card to configure any
necessary hardware or software settings for the expansion card, such as jumpers,
switches or BIOS configuration.

PCI Interrupt Request Routing

The IRQ, acronym of interrupt request line and pronounced I-R-Q, are hardware lines over
which devices can send interrupt signals to the microprocessor. The PCI IRQ pins are
typically connected to the PCI bus pins as follows:
PCI Slot1
PCI Slot2

BIOS Setup

Power on the computer and the system will start POST (Power On Self Test) process. When
the message below appears on the screen, press <DEL> key to enter Setup.
Press DEL to enter SETUP
If the message disappears before you respond and you still wish to enter Setup, restart the
system by turning it OFF and On or pressing the RESET button. You may also restart the
system by simultaneously pressing <Ctrl>, <Alt>, and <Delete> keys.

Main Page

Order1 Order2
INT A# INT B#
INT B# INT C#
Order3
INT C#
INT D#
9
Order4
INT D#
INT A#