MSI NF980-G65 User Manual - Page 36
PCI Express x1 Slot - bios settings
UPC - 816909063776
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MS-7612 Slots PCI (Peripheral Component Interconnect) Express Slot The PCI Express slot supports the PCI Express interface expansion card. PCI Express x16 Slot PCI Express 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. 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 Order1 INT E# INT F# Order2 INT F# INT G# Order3 INT G# INT H# Order4 INT H# INT E# 2-21