Chapter 3 BIOS Setup37User’s Manual3.8 PnP/PCI ConfigurationBoth the ISA and PCI buses on the CPU card use system IRQs & DMAs. You must set up the IRQ and DMAassignments correctly through the PnP/PCI Configuration Setup utility; otherwise the motherboard will notwork properly.PnP/PCI Configuration Setup ScreenPhoenix – Award BIOS CMOS Setup UtilityPnP/PCI ConfigurationsPNP OS Installed [No] Item HelpReset Configuration Data [Disabled] Menu Level fResources Controlled By [Manual]f IRQ Resources [Press Enter]f DMA Resources [Press Enter]PCI/VGA Palette Snoop [Disabled]INT Pin 1 Assignment [Auto]INT Pin 2 Assignment [Auto]INT Pin 3 Assignment [Auto]INT Pin 4 Assignment [Auto]Select Yes if you areusing a Plug and Playcapable operatingsystem. Select No ifyou need the BIOS toconfigure non-bootdevices.Ç È Æ ÅMove Enter: Select +/-/PU/PD: Value F10: Save Esc: Exit F1: General HelpF5: Previous Values F7: Optimized DefaultsPNP OS Installed: When set toYes, BIOS will only initialize the PnP cards used for booting (VGA, IDE, SCSI).The rest of the cards will be initialized by the PnP operating system like Windows 95 or 98. When set toNo,BIOS will initialize all the PnP cards. So, for non-PnP operating system (DOS, Netware), this option must setto Yes.Reset Configuration Data: Normally, you leave this fieldDisabled, SelectEnabled to reset Extended SystemConfiguration Data (ESCD) when you exit Setup if you have installed a new add-on and the systemreconfiguration has caused such a serious conflict that the operating system cannot boot.The settings are: Enabled and Disabled.