MSI MS-S0081, Manual

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Hardware Setup MS-S0081
Slot
PCI-E (Peripheral Component Interconnect-Express) Slot
The PCI Express slots support PCI-E nterface expanson cards.
Slot2: PCI Express 3.0 x8 slot (x4
signal), signal from CPU0
Slot1/3: PCI Express 3.0 x16 slot (x8
signal), signal from CPU0
Slot4: PCI Express 3.0 x8 slot (x8
signal), signal from CPU1
Slot5: PCI Express 3.0 x8 slot (x4
signal), signal from CPU1
PCI (Peripheral Component Interconnect) Slot
The PCI slot supports LAN card, SCSI card, USB card, and other add-on cards
that comply with PCI specifications.
32-bit PCI Slot
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 config-
ure 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:
Order1 Order2 Order3 Order4
PCI Slot1 INT A# INT B# INT C# INT D#