MSI P67A-G43 (B3) manual PCI Peripheral Component Interconnect Slot, PCI Interrupt Request Routing

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Hardware Setup

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 sup- ply 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

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#

2-22

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Contents P67A-G45 B3/ P67A-G43 B3 series MS-7673 v2.x MainboardRevision History Preface FCC-B Radio Frequency Interference Statement Weee Waste Electrical and Electronic Equipment Statement Español Türkçe Contents Appendix B Intel RAID Page Getting Started Mainboard Specifications Memory SupportChapter Mainboard Layout P67A-G45 B3/ P67A-G43 B3 Series MS-7673 v2.X ATX MainboardPacking Contents Optional AccessoriesPage Hardware Setup Quick Components Guide Screw Holes CPU Central Processing Unit Introduction to LGA 1155 CPUCPU & Cooler Installation Alignment KeyAlignment Key Mainboard Hook Dual -Channel mode Population Rule MemoryInstalling Memory Modules ATX 8-pin Power Connector JPWR2 Power SupplyATX 24-pin Power Connector JPWR1 Back Panel For P67A-G45 B3LAN Serial Port Connector JCOM1 ConnectorsSerial ATA Connector SATA1~6 Fan Power Connectors CPUFAN,SYSFAN1~4 DLED3 Connector JDLED3Front Panel Connectors JFP1, JFP2 Front USB 2.0 Connector JUSB1, JUSB3Front USB 3.0 Connector JUSB2 for P67A-G45 B3 only Front Panel Audio Connector JAUD1Pdif -Out Connector JSP1 IEEE1394 Connector J13941 for P67A-G45 B3 onlyTPM Module connector JTPM1 Chassis Intrusion Connector JCI1LED Status Indicators CPU Phase LEDJumper Clear Cmos Jumper JBAT1Slots Pcie Peripheral Component Interconnect Express SlotPCI Peripheral Component Interconnect Slot PCI Interrupt Request RoutingBios Setup Entering Setup Press DEL to enter Setup Menu, F11 to enter Boot MenuControl General Help F1Main Menu Green Power Utilities Overclocking EistPage Chapter Bios Setup MEMORY-Z Page Games Settings System StatusAdvance Hpet Chapter Page Mflash Security Boot Save & Exit Realtek Audio Installing the Realtek HD Audio Driver Installation for WindowsSoftware Configuration Software panel overviewAuto popup dialog Hardware Default Setting Backpanel audio jacks to 8-channel speakers diagram Intel RAID Introduction Bios Configuration Using the Intel Matrix Storage Manager Option ROMPage Ix B Append Intel RAID Ix B Append Page Ix B Append Installing Driver Ix B Append Degraded RAID Array Ix B Append