NEC NP-UM330X User Manual download pdf (Page 138)

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8. Appendix

Problem CheckTheseItems

Mic sound is not heard • CheckifyourmicrophonecableisconnectedtotheMICinputjackcorrectly.

• Checkifyouuseadynamicmicrophone.Pluginpowermicrophonesarenotsupportedbytheprojector.

Mic sound is too loud

or quiet

• Adjust[MICGAIN]fromthemenu.(→ page 92)

Formoreinformationcontactyourdealer.

If there is no picture, or the picture is not displayed correctly.

• PoweronprocessfortheprojectorandthePC.

 BesuretoconnecttheprojectorandnotebookPCwhiletheprojectorisinstandbymodeandbeforeturningon

thepowertothenotebookPC.

 InmostcasestheoutputsignalfromthenotebookPCisnotturnedonunlessconnectedtotheprojectorbefore

beingpoweredup.

NOTE:Youcancheckthehorizontalfrequencyofthecurrentsignalintheprojector’smenuunderInformation.Ifitreads“0kHz”,

thismeansthereisnosignalbeingoutputfromthecomputer.(→page100orgotonextstep)

• Enablingthecomputer’sexternaldisplay.

 DisplayinganimageonthenotebookPC’sscreendoesnotnecessarilymeanitoutputsasignaltotheprojector.

WhenusingaPCcompatiblelaptop,acombinationoffunctionkeyswillenable/disabletheexternaldisplay.Usu-

ally,thecombinationofthe“Fn”keyalongwithoneofthe12functionkeysgetstheexternaldisplaytocomeon

oroff.Forexample,NEClaptopsuseFn+F3,whileDelllaptopsuseFn+F8keycombinationstotogglethrough

externaldisplayselections.

• Non-standardsignaloutputfromthecomputer

 IftheoutputsignalfromanotebookPCisnotanindustrystandard,theprojectedimagemaynotbedisplayed

correctly.Shouldthishappen,deactivatethenotebookPC’sLCDscreenwhentheprojectordisplayisinuse.Each

notebookPChasadifferentwayofdeactivate/reactivatethelocalLCDscreensasdescribedinthepreviousstep.

Refertoyourcomputer’sdocumentationfordetailedinformation.

• ImagedisplayedisincorrectwhenusingaMac

 WhenusingaMacwiththeprojector,settheDIPswitchoftheMacadapter(notsuppliedwiththeprojector)ac-

cordingtoyourresolution.Aftersetting,restartyourMacforthechangestotakeaffect.

 ForsettingdisplaymodesotherthanthosesupportedbyyourMacandtheprojector,changingtheDIPswitchon

aMacadaptermaybounceanimageslightlyormaydisplaynothing.Shouldthishappen,settheDIPswitchto

the13"xedmodeandthenrestartyourMac.Afterthat,restoretheDIPswitchestoadisplayablemodeandthen

restarttheMacagain.

NOTE:AVideoAdaptercablemanufacturedbyAppleInc.isneededforaMacBookwhichdoesnothaveaminiD-Sub15-pin

connector.

• MirroringonaMacBook

* WhenusingtheprojectorwithaMacBook,outputmaynotbesetto1024×768unless“mirroring”isoffonyour

MacBook.Refertoowner’smanualsuppliedwithyourMaccomputerformirroring.

• FoldersoriconsarehiddenontheMacscreen

 Foldersoriconsmaynotbeseenonthescreen.Shouldthishappen,select[View]→[Arrange]fromtheApple

menuandarrangeicons.

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NEC NP-UM330X User Manual Page 138

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