NEC PE455UL - Page 164

9. Appendix
144
Problem Check These Items
Colortoneorhueisunusual • Checkifanappropriatecolorisselectedin[WALLCOLOR].Ifso,selectanappropriateoption.
(→page63)
• Adjust[HUE]in[PICTURE].(→page58)
Imageisn’tsquaretothe
screen
• Repositiontheprojectortoimproveitsangletothescreen.(→page22)
• UsetheKeystonecorrectionfunctiontocorrectthetrapezoiddistortion.(→page28)
Pictureisblurred • Adjustthefocus.(→page25)
• Repositiontheprojectortoimproveitsangletothescreen.(→page22)
• Ensurethatthedistancebetweentheprojectorandscreeniswithintheadjustmentrangeofthe
lens.(→page121)
• Hasthelensbeenshiftedbyanamountexceedingtheguaranteedrange?(→page128)
• Condensationmayformonthelensiftheprojectoriscold,broughtintoawarmplaceandisthen
turnedon.Shouldthishappen,lettheprojectorstanduntilthereisnocondensationonthelens.
Imageisscrollingvertically,
horizontallyorboth
• Checkthecomputer’sresolutionandfrequency.Makesurethattheresolutionyouaretryingtodisplay
issupportedbytheprojector.(→page131)
• Adjustthecomputerimagemanuallywiththe[HORIZONTAL]/[VERTICAL]inthe[IMAGEOPTIONS].
(→page60)
Remotecontroldoesnot
work
• Installnewbatteries.(→page13)
• Makesuretherearenoobstaclesbetweenyouandtheprojector.
• Standwithin23feet(7m)oftheprojector.(→page14)
• Theremotecontrolsensoronthebackoftheprojectorcannotbeusedwhenthecablecoveris
mountedontheprojector.
Indicatorislitorblinking • SeethePOWER/STATUS/LIGHTIndicator.(→page146)
CrosscolorinRGBmode • PresstheAUTOADJ.buttonontheremotecontrol.(→page32)
• Adjustthecomputerimagemanuallywith[CLOCK]/[PHASE]in[IMAGEOPTIONS]inthemenu.
(→page59)
For more information contact your dealer.