Troubleshooting

24 ENGLISH
Troubleshooting
Thefollowing table listspossible problems and methods for remedy.Please referto this table priorto contacting a servicerepre-
sentative.
fthe troubleshooting information provideddoes not result in the fault being successfully resolved,
switchOFF the unit via the mains switch and remove the mainsplug from the socket.
Neverattempt to repair the unit yourselfand under no circumstances should you remove the
rearcover from the unit.
FAULTS POSSIBLECAUSES POSSIBLESOLUTION
Nopicture and no sound,
althoughthe mains plug is
insertedand the unit is
switchedon.
DMainsswitchinposition”0”(OFF).
DDisplay’smains plug is not inserted in
the socket.
DDefectivemains cable.
DSetmains switch to position ”I”.
DInsertthe mains cable plug into the socket.
DCallthe service hotline.
Screenis dark. DContrastsetting too low.
DNoinput signal, wrong input selected.
DAdjustthe brightness and/or contrast
correctly(see <PICTURE> menu).
DCheckthe connection cable; assign correct
inputto source.
Weakor excessive
colours.
DColournot set correctly.
DConnectioncable not correctly
inserted.
DAdjustthe colour using the <PICTURE> me-
nu.
DConnectthe cable correctly.
The picture is cut off or off
centre.
DPictureposition not set correctly. DCorrectthe picture position.
Usethe auto setup function.
Thepicture is too large or
too small.
DPictureformat set wrongly. DPressF buttonrepeatedly until the picture
isdisplayed as full screen.
Theremote control is not
working.
DThebatteries are flat.
DThereis an obstruction between the
remotecontrol and the sensor.
DTheremote control is located
outsideof its operating range.
DInsertnew batteries.
DRemovethe obstruction between the remote
controland the sensor.
DUsethe remote control within the specified
range.
Thedisplayed picture is
toodark.
DThepicture quality is not set correctly DCorrectthe picture brightnessand contrast
underthe menu option <PICTURE>.
The picture is displayed,
butthere is no sound.
DSoundmute is switched on.
DVolume set to minimum.
DLoudspeakersnot connected correctly.
DPressthe buttonon the remote control.
DIncreasethe volume.
DConnectthe loudspeakers correctly.
Individualletters are not
displayed(PC mode).
DSetthe phase position via the option
<INPUTS/ PIP ⇒MAIN INPUT SET-
TINGS⇒PHASE>.
DCheckthe picture width setting.
DRun <INPUTS / PIP ⇒MAIN INPUT SET-
TINGS⇒AUTO SETUP>.
Horizontalstripes with TV
orvideo signals.
DSignalsource has been set up before
thedisplay.
DVideocable screening is inadequate.
DAlwaysplace the signal sources at the side of
orbehind the display.
DUseonly a high-grade signal cable with a
highscreening attenuation.
Torestore all settings to their original status,select the option
<SETUP ⇒RESET TO FACTORY DEFAULTS>!
Ifthe display is operated without sufficientventilation, the internal temperaturecan rise
excessively.If the ambient or internal temperaturerises above a certain value, first of all,
thewarning window on the left-hand side of the displaywill appear.
Asa result, the display may automatically switchto standby mode.
Makesure sufficient ventilation is provided!
Temperaturewarn ing