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23 Troubleshooting
If the remedies given below do not work,
please consult an authorized service/
dealer. Please bear in mind that malfunc-
tions can also be caused by external
devices such as video recorders or satellite
receivers.
Note:
This is a Class A product. During operation
the device can cause radio interference. In
this case the user may have to remedy this.
Please contact your specialist dealer.
Screen on No Signal message.
• Antenna cable not connected >>> Plug
the antenna cable.
Screen on No Channel message.
• Channel scan not performed >>> Perform
Channel Scan.
Poor picture contrast.
• Image settings are adjusted incorrectly
>>> Adjust the brightness, contrast, col-
our and advanced image settings.
• Problem with the broadcast >> Test with
a different channel.
Interference on the picture and/or
sound.
• Interference caused by other devices
near the TV set >>> Change the location
of the appliance.
Shades, reflections and/or freezing on
the image.
• Channel Tuning >>> Perform automatic
or manual channel tuning.
• Antenna Setting >>> Have the antenna
cable or system inspected.
No color.
• Color density at minimum >>> Increase
color setting.
• TV standard setting (if setting option is
available) >>> Select the correct color
standard.
• Problem with the broadcast >> Test with
another channel.
There is picture but no volume.
• Volume at minimum >>> Increase
volume.
• Muted >>> Press the mute button or the
Volume increase button.
• Problem with the broadcast >> Test with
another channel.
Remote control does not operate.
• No optical connection >>> Point the re-
mote control to the TV set.
• Remote control battery level low or bat-
teries discharged >>> Check the batter-
ies, replace them if required.
• Operating condition undefined>>> Switch
off the TV by pressing the main power
key (if any) or unplugging the mains plug,
and leave it off for about 2 minutes.
Picture color is dark in PC mode.
• Image resolution and image frequency in
the PC are incorrect >>> Change the set-
ting on the PC (for example, picture resol-
ution 1280 x 768, picture frequency
60Hz).
Warnings about the connection prob-
lems on the screen.
• Antenna cable not connected >>> Plug
the antenna cable.
• No wireless network connection >>>
Check the network connection settings.
• Modem may not have an internet connec-
tion or the connection may have a prob-
lem >>> Make sure that your modem is
connected to the internet.
Videos in video applications are lagging
during playback in wireless connection.
• Low Internet connection speed >>> Low
Internet connection speed is a problem
that is related with the speed of your sub-
scription or a failure in the Internet infra-
structure. Contact your Internet service
provider.
EN / 112
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