Mini-ITX-Spec-V2-0

Mini-ITXAddendumVersion2.0TothemicroATXMotherboardInterfaceSpecificationVersion1.2October201021.INTELCORPORATION(“INTEL”)MAKESNOWARRANTIESWITHREGARDTOTHISSPECIFICATION(“SPECIFICATION”),ANDINPARTICULARDOESNOTWARRANTORREPRESENTTHATTHISSPECIFICATIONORANYPRODUCTSMADEINCONFORMANCEWITHITWILLWORKINTHEINTENDEDMANNER.NORDOESINTELASSUMERESPONSIBILITYFORANYERRORSTHATTHESPECIFICATIONMAYCONTAINORHAVEANYLIABILITIESOROBLIGATIONSFORDAMAGESINCLUDING,BUTNOTLIMITEDTO,SPECIAL,INCIDENTAL,INDIRECT,PUNITIVE,ORCONSEQUENTIALDAMAGESWHETHERARISINGFROMORINCONNECTIONWITHTHEUSEOFTHISSPECIFICATIONINANYWAY.2.NOREPRESENTATIONSORWARRANTIESAREMADETHATANYPRODUCTBASEDINWHOLEORINPARTONTHEABOVESPECIFICATIONWILLBEFREEFROMDEFECTSORSAFEFORUSEFORITSINTENDEDPURPOSE.ANYPERSONMAKING,USINGORSELLINGSUCHPRODUCTDOESSOATHISORHEROWNRISK.3.THEUSEROFTHISSPECIFICATIONHEREBYEXPRESSLYACKNOWLEDGESTHATTHESPECIFICATIONISPROVIDEDASIS,ANDTHATINTELMAKESNOREPRESENTATIONS,EXTENDSNOWARRANTIESOFANYKIND,EITHEREXPRESSORIMPLIED,ORALORWRITTEN,INCLUDINGANYWARRANTYOFMERCHANTABILITYORFITNESSFORAPARTICULARPURPOSE,ORWARRANTYORREPRESENTATIONTHATTHESPECIFICATIONORANYPRODUCTORTECHNOLOGYUTILIZINGTHESPECIFICATIONORANYSUBSETOFTHESPECIFICATIONWILLBEFREEFROMANYCLAIMSOFINFRINGEMENTOFANYINTELLECTUALPROPERTY,INCLUDINGPATENTS,COPYRIGHTANDTRADESECRETSNORDOESINTELASSUMEANYOTHERRESPONSIBILITIESWHATSOEVERWITHRESPECTTOTHESPECIFICATIONORSUCHPRODUCTS.4.YOUMAYCOPYANDREPRODUCETHISSPECIFICATIONFORANYPURPOSEPROVIDEDTHIS“IMPORTANTINFORMATIONANDDISCLAIMERS”SECTION(PARAGRAPHS1-4)ISPROVIDEDINWHOLEONANYCOPIESYOURMAKE.NOOTHERLICENSE,EXPRESSORIMPLIED,BYESTOPPELOROTHERWISE,TOANYOTHERINTELLECTUALPROPERTYRIGHTSISGRANTEDHEREIN.IntelisatrademarkofIntelCorporationintheU.S.andothercountries.*Othernamesandbrandsmaybeclaimedasthepropertyofothers.Copyright®2010IntelCorporation3ContentsRevisionHistory.....................................................................................................................41ExecutiveSummary...........................................................................................51.1Terminology...........................................................................................61.2ReferenceDocuments..............................................................................61.3BenefitstoUsers....................................................................................61.4BenefitstoManufacturers........................................................................62Layout..............................................................................................................82.1BoardDimensions...................................................................................92.2MountingHolePlacement.........................................................................92.3ConnectorPlacement..............................................................................112.3.1ThinMini-ITXBackPanelI/O......................................................112.4HeightConstraints.................................................................................112.4.1Mini-ITX:Primary(Component)SideHeightConstraints................112.4.2ThinMini-ITX:Primary(Component)SideHeightConstraints.........122.4.3Secondary(Bottom/Solder)SideHeightConstraints.....................142.4.4ThinMini-ITXSystemConsiderations..........................................143PowerSupplyInformation..................................................................................16FiguresFigure1.ExampleMini-ITXLayoutforSFFDesktop..............................................8Figure2.ATX,microATX,andMini-ITXMountingHoles..........................................9Figure3.Mini-ITXBoardDiagram......................................................................10Figure4.ThinMini-ITXBackPanelI/O...............................................................11Figure5.Mini-ITXMaximumComponentHeightRestrictions.................................12Figure6.ThinMini-ITXMaximumComponentHeightRestrictions..........................14TablesTable1.Mini-ITXAddendumFeatureSummary....................................................5Table2.ComparesATX,microATX,andMini-ITXBoardDimensions........................9Table3.MotherboardMountingHoleLocations....................................................104RevisionHistoryRevisionNumberDescriptionRevisionDate2.0AddedThinMini-ITXdefinition.Oct,20101.1Minorcorrectionsmade.Titlechangedto:‘Mini-ITXAddendumVersion1.1TothemicroATXMotherboardInterfaceSpecificationVersion1.2’toreflectfullnameofmATXdocumentname.Feb,20091.0Initialrelease.Feb,2009§51ExecutiveSummaryTheMini-ITXaddendumtothemicroATXMotherboardInterfaceSpecificationdetailstheusetheMini-ITXformfactorstandard,developedbyViaTechnologiesInc,forcompatibilitywithIntelbasedplatforms.ThisdocumentdefinesonlythespecificfeaturesinIntel’sMini-ITXbasedplatformsthatdifferfromthoseofmicroATXandshouldbeusedinconjunctionwiththegoverningmicroATXspecification.Asmallermotherboardlayoutofferssystemdeveloperstheabilitytocreatenewandinn