MSI P7NGM DIGITAL User Guide - Page 35
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UPC - 816909049602
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Hardware Setup Slots PCI-E (Peripheral Component Interconnect-Express) Slot The PCI Express slots are compliant with PCIE 2.0 spec and support the PCI Express interface expansion card. The PCI Express x16 slot supports up to 8.0 GB/s transfer rate. The PCI Express x1 slot supports up to 500 MB/s transfer rate. PCI Express x1 Slot PCI Express x16 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 Slot 1 PCI Slot 2 Order 1 INT Y# INT Z# Order 2 INT Z# INT W# Order 3 INT W# INT X# Order 4 INT X# INT Y# 2-21