Sharp PN-K322B Car Video System User Manual


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33
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.
• AretheACadapterandpowercordproperlyconnected?
(See page 13.)
• Isthemainpowerswitchoff?(Seepage15.)
• Isthemonitorinstandbymode(powerlampisoff)?(See
page15.)
• Makesurecorrectinputmodeisselected.(Seepage16.)
• Ifanyexternalequipmentisconnected,makesurethe
equipmentisoperating(playingback).
Sound from left and right speakers is reversed.
Sound is heard from only one side.
• Areaudiocablesconnectedproperly?(Seepage12.)
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thesettingofAUDIOSELECTontheSETUPmenu
correct?(Seepage23.)
• Istheheadphone(etc.)cableconnectedtotheheadphone
terminal?
The sound crackles.
• Turndownthevolume.
Withsomeinputdevices,thesoundmaycrackleathigh
volume.
Unstable video.
• Thesignalmaybeincompatible.
The video from the PC/AV HDMI input terminal does not
appear properly.
• IstheHDMIorHDMIDUALsettingcorrectinINPUT
SELECTontheSETUPmenu?(Seepage23.)
• 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pages
37 to 38.)
The video from DisplayPort input terminal does not
appear properly.
•
IsthecableacertiedDisplayPortcable?Usethesupplied
cable.Themonitorwillnotworkunlessastandards-compliant
cable is used.
• Istheinputsignalcompatiblewiththismonitor?(Seepage
37.)
The video does not appear properly even after the
DisplayPort STREAM setting is changed.
• Tryrestartingthemonitorandcomputer.
• IsthevideocardMST(MultiStream)compatible?Ifnot,set
toSST(SingleStream).
The touch panel does not respond.
• IstheUSBcableconnectedproperly?(Seepage12.)
• Thetouchpanelmaynotworkproperlyifthecontactarea
is too large. (e.g. if the screen is touched with the palm of
yourhand.)Trytoonlycontactthetouchscreenwiththe
suppliedpenoryourngertip.
• Isthemonitorinpen-onlymode?Touchactionisdisabled
inpen-onlymode.(Seepage18.)
• Isthemonitorinnger-onlymode?Youcannottouchthe
screenwiththetouchpenwheninnger-onlymode.(See
page 18.)
• WhenthereisnosignalinputtotheLCDmonitor,actions
onthetouchpanelarenotpossible.PleaseoperatethePC
usingthemouseandkeyboard.
• IfyouareusingWindowsXPorWindowsVista,did
youinstallthetouchpaneldriver?(TouchPanelDriver
OperationManual)
• IsTOUCHOUTPUTSETTINGsetcorrectlyintheSETUP
menu?(Seepage23.)
• Touchoperationisnotpossiblewhenscreenmotion
isenabledorwhenPbyPmodeissettoON. Set each
functiontoOFF.
• Whenthecomputerisinsleepmode,wake-upbytouch
operation may not be possible.
Toenablewake-upbytouchoperation,settingsmustbe
conguredonthecomputer.Forinformationonconguring
the settings, consult your dealer.
The response of the touch screen is slow.
Some parts of the screen do not respond.
• WhenstartingyourcomputerorconnectingtheUSBcable,
do not touch the touch panel.
• WhenstartingtheLCDmonitor,donottouchthescreen.
If the screen is touched, the monitor may not function
correctly.Inthissituation,turnofftheLCDmonitorpower,
wait5secondsorlonger,andthenturnthepoweronagain.
• Whilethetouchmodeiconisdisplayed,onlytouchactions
fortheiconcanbeperformed.Toperformotheractions,
rstclosetheicondisplay.
• Theremaybenoresponseifthesuppliedtouchpenis
gripped in such a way that the tip is located near your palm.
In this situation, grip the pen so the tip is further extended
from the base of your hand.
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.
• Whenyoudisplaythescreenorclearthescreen,theleft
and right screen display timing may be slightly off; however,
this is not a problem.
Power LED ashes red.
“STATUS [xxxx]” appears in the corner of the screen.
• Hardwarehasaproblem.Turnoffthemonitorandrequest
repairfromyourSHARPdealer.
(WhenSTATUSALERTissettoOSD&LED.Thisvaries
depending on the setting.)
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