MSI Z68A-G45 B3 Series, Manual

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MS-7750 Mainboard
English
En-21
MS-7750 Mainboard
English
Slots
PCIe (Peripheral Component Interconnect Express) Slot
The PCIe slot supports the PCIe interface expansion card.
PCIe x16 Slot
PCIe x1 Slot
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. Read the documentation for the expansion card to configure any necessary
hardware or software settings, such as jumpers, switches or BIOS configuration.
PCI Interrupt Request Routing
IRQ, or interrupt request line, 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#
PCI Slot2 INT B# INT C# INT D# INT A#