NEC PA721X - Page 174

160
6. Installation and Connections
CautionswhenusingaDVIsignal
• Whenthecomputerhas aDVIoutputconnector,useacommerciallyavailable convertercabletoconnectthe
computertotheprojector’sHDMI1orHDMI2inputconnector(onlydigitalvideosignalscanbeinput).Also,con-
nectthecomputer’saudiooutputtotheprojector’sBNCaudioinputconnector.Inthiscase,switchtheHDMI1or
HDMI2settingaton-screenmenu’saudioselectionontheprojectorto[BNC].(→page127)
 Toconnectthecomputer’sDVIoutputconnectortotheprojector’sDisplayPortinputconnector,useacommercially
availableconverter.
HDMI 1 IN
HDMI 2 IN
AUDIO IN
NOTE:WhenViewingaDVIDigitalSignal
• Turnoffthepowerofthecomputerandprojectorbeforeconnecting.
• Lowerthecomputer’svolumesettingbeforeconnectinganaudiocabletotheheadphonesconnector.Whenusingwithacomputer
connectedtotheprojector,adjustthevolumeofboththeprojectorandcomputertosettheappropriatevolumelevel.
• Ifthecomputerhasamini-jacktypeaudiooutputconnector,werecommendconnectingtheaudiocabletothatconnector.
• Whenavideodeckisconnectedviaascanconverter,etc.,thedisplaymaynotbecorrectduringfast-forwardingandrewind-
ing.
• UseaDVI-to-HDMIcablecompliantwithDDWG(DigitalDisplayWorkingGroup)DVI(DigitalVisualInterface)revision1.0stan-
dard.Thecableshouldbewithin197"/5mlong.
• TurnofftheprojectorandthePCbeforeconnectingtheDVI-to-HDMIcable.
• ToprojectaDVIdigitalsignal:Connectthecables,turntheprojectoron,thenselecttheHDMIinput.Finally,turnonyourPC.
 Failuretodosomaynotactivatethedigitaloutputofthegraphicscardresultinginnopicturebeingdisplayed.Shouldthishappen,
restartyourPC.
• SomegraphicscardshavebothanalogRGB(15-pinD-Sub)andDVI(orDFP)outputs.Useofthe15-pinD-Subconnectormay
result in no picture being displayed from the digital output of the graphics card.
• DonotdisconnecttheDVI-to-HDMIcablewhiletheprojectorisrunning.Ifthesignalcablehasbeendisconnectedandthen
reconnected,animagemaynotbecorrectlydisplayed.Shouldthishappen,restartyourPC.
• TheCOMPUTERvideoinputconnectorssupportWindowsPlugandPlay.TheBNCvideoinputconnectordoesnotsupportWin-
dowsPlugandPlay.
• AMacsignaladapter(commerciallyavailable)mayberequiredtoconnectaMaccomputer.
 ToconnectaMaccomputerequippedwithaMiniDisplayPorttotheprojector,useacommerciallyavailableMiniDisplayPort→
DisplayPortconvertercable.