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Hardware Setup
Slots
PCIE (Perpheral Component Interconnect Express) Slot
The PCIE slot supports the PCIE nterface expanson card.
PCI (Perpheral Component Interconnect) Slot
The PCI slot supports LAN card, SCSI card, USB card, and other add-on cards that
comply wth PCI specficatons.
Important
When addng or removng expanson cards, make sure that you unplug the power sup-
ply first. Read the documentaton for the expanson card to configure any necessary
hardware or software settngs, such as jumpers, swtches or BIOS configuraton.
PCI Interrupt Request Routng
IRQ, or nterrupt request lne, are hardware lnes over whch devces can send nterrupt
sgnals to the mcroprocessor. The PCI IRQ pns are typcally connected to the PCI bus
pns as follows:
PCI Slot
2-20
PCIE x1 Slot
Order1
Order2
INT A#
INT B#
PCIE x16 Slot
32-bt PCI Slot
Order3
Order4
INT C#
INT D#
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