Slots; Peripheral Component Interconnect: Pci - VIA Technologies Mini-ITX Mainboard EPIA-MII User Manual

Chapter 2

Slots

Peripheral Component Interconnect: PCI

The PCI slot allows you to insert PCI expansion card. When adding or
removing expansion cards, make sure that you unplug the power supply first.
Meanwhile, read the documentation for the expansion card to make any
necessary hardware or software settings for the expansion card, such as
jumpers, switches or BIOS configuration.
CLE266
PCI Interrupt Request Routing
The IRQ, abbreviation of interrupt request line and pronounced I-R-Q, are
hardware lines over which devices can send interrupt signals to the
microprocessor. The "PCI & LAN" IRQ pins are typically connected to the
PCI bus INT A# ~ INT D# pins as follows:
Order 1 Order 2 Order 3 Order 4
PCI Slot INT B# INT C# INT D# INT A#
2-20