Sharp PN-Y555 - Troubleshooting

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E
Troubleshooting
If you are experiencing any problem with your display, before
calling for service, please review the following troubleshooting
tips.
There is no picture or sound.
• Isthepowercorddisconnected?(Seepage14.)
• Isthemainpowerswitchoff?(Seepage17.)
• Isthemonitorinstandbymode(thepowerLEDilluminating
inorange)?(Seepage17.)
• Makesurecorrectinputmodeisselected.(Seepage19.)
• Ifanyexternalequipmentisconnected,makesurethe
equipmentisoperating(playingback).
Remote control does not work.
• Arethebatteriesinsertedwithpolarity(+,-)aligned?(See
page16.)
• Arethebatteriesexhausted?
• Pointtheremotecontrolunittowardthemonitor’sremote
controlsensor.(Seepage16.)
• Isoperationdisabled?(Seepage28.)
Sound from left and right speakers is reversed.
• Areaudiocablesconnectedproperly?
There is a picture but no sound.
• Isthesoundmuted?
• Makesurethevolumeisnotsettominimum.
• Areaudiocablesconnectedproperly?
• IsAUDIOOUTPUTorSPEAKERcorrectlysetonthe
SETUPmenu?(Seepage27.)
Unstable video.
• Thesignalmaybeincompatible.
The video from the HDMI input terminal does not appear
properly.
• IstheHDMIcableHDMIstandardcompliant?Themonitor
willnotworkwithcablesthatarenotstandardcompliant.
• Istheinputsignalcompatiblewiththismonitor?(Seepage
45.)
• IfanAVsignalsuchas1920x1080i,720(1440)x576i,or
720(1440)x480iisdisplayedusingtheHDMI[PC]input,
displayproblemssuchasfaintcolorsmayoccur.Display
usingHDMI[AV].
The video from the DVI-D input terminal does not appear
properly.
• Istheinputsignalcompatiblewiththismonitor?(Seepage
45.)
• Turnoffthepowertotheconnectedequipmentandthen
turn the power on again.
• Ifthemonitorsareconnectedinadaisychain,turnoffthe
power to all the monitors connected in a daisy chain and
then turn the power on again.
• IfanAVsignalsuchas1920x1080i,720(1440)x576i,
or720(1440)x480iisdisplayedusingtheDVI-Dinput,
displayproblemssuchasfaintcolorsmayoccur.Display
usingHDMI[AV],D-SUB[COMPONENT]orD-SUB[VIDEO].
The video from D-Sub input terminal does not appear
properly.
• Istheinputsignalcompatiblewiththismonitor?(Seepage
45.)
Control buttons do not work.
There is no picture.
• Loadnoisesfromoutsidemaybeinterferingwithnormal
operation.Turnoffthepowerandturnitonafterwaitingat
least5seconds,andthenchecktheoperation.
The monitor makes a cracking sound.
• Youmayoccasionallyhearacrackingsoundfromthe
monitor.Thishappenswhenthecabinetslightlyexpands
andcontractsaccordingtochangeintemperature.This
doesnotaffectthemonitor’sperformance.
It takes a longer time until the monitor starts up.
• WhenaUSBashdriveisconnected,itisbettertoturn
thepowerON/OFFusingtheremotecontrolunit.When
thepoweristurnedONusingthemainpowerswitchwith
aUSBashdriveconnected,themonitorstartuptakes
alongertimebecausethemonitorchecksUSBterminal
connectionaftercheckingotherterminalconnections.
A le in the USB ash drive does not play properly.
• Istheleinasupportedformat?(Seepage21.)
Thefollowingproblemsmayoccurifanon-supported
format is used:
-Theledoesnotplayproperly.
-PausingorMoveforward/backcannotbeperformed
duringplayback.
-Abnormalplayspeed
-Operationscannotbeperformedduringplayback
-Playbackstops.Theplayerapplicationrestarts.
The screen turns black when a le in a USB ash drive is
played.
• Thescreenwillturnblackifnoneofthelesintheplaylist
areintheUSBashdrive.Press
INPUT
to exit.