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17. Troubleshooting
Malfunctions can sometimes have quite trivial causes, but
they may also be the result of defective components. We
have included a brief troubleshooting guide below which
may help to solve any problems. If these measures don't
solve the problem, we'll be more than pleased to help you
further. Just call us!
There is no picture and no sound.
•
Check if the mains cable is inserted in the socket
properly.
•
Check if the signal reception is set to TV.
There is no picture.
•
Check to ensure that the contrast and brightness
settings are correct.
•
Check to ensure that all external devices have been
connected properly.
•
Check to ensure that you have selected the correct
source.
There is no sound.
•
Ensure that the volume has not been set to the min-
imum level.
•
Ensure the mute setting is not active. Do this by
pressing the button with the crossed out loudspeak-
er symbol on the remote control.
There is no picture and no sound. I can hear noise,
though.
•
The reception might be poor. Check if the antenna is
connected properly.
The picture is not clear.
•
The reception might be poor.
•
Check if the antenna is connected properly.
The picture is too bright or too dark.
•
Check the contrast and brightness settings.
The picture is not sharp.
•
The reception might be poor.
•
Check if the antenna is connected properly.
•
Check the sharpness and noise reduction settings
in the SETTINGS > DEVICE PREFERENCES > PIC
TURE menu.
There is a double/triple picture.
•
Check if the antenna is aligned properly.
•
Waves might be reflected off buildings or hills.
The picture is pixelated.
•
There might be interference from cars, trains, power
lines, neon lights, etc.
•
There might be interference between the antenna
and power cables. Position the cables further apart.
There are stripes on the screen or the colours are
faded.
•
Is there interference from another device?
•
Transmission antennae on radio stations, ham radios
and portable phones can also cause interference.
•
Operate the device as far away as possible from the
device that might be causing the interference.
TV switches off
•
Check whether the automatic TV switch-off function
is activated under POWER > AUTO SLEEP.
The
multifunction button on the device is not
working.
•
The child lock might be on.
No reception/poor signal via a wireless network con-
nection (WLAN).
•
Make sure that all required settings have been made.
The remote control is not working.
•
Check if the batteries are fully functioning and have
been inserted the right way round.
•
Ensure the sensor field is not exposed to strong
light.
The menu cannot be opened.
•
Check whether CEC is enabled. In this case, the
menu cannot be opened. This is not a defect. In
some cases, the menu of the device connected via
HDMI opens. This is dependent on the playback de-
vice and must be supported accordingly.
•
Change the input source.
Certain options cannot be accessed because you
have forgotten your password.
•
Perform an initial installation again and set a new
password.
No Bluetooth® connection
•
Ensure that all settings on the device are correct and
that the Bluetooth function has been activated.
•
Check whether the device to be connected is
switched on and is in search mode.
•
Ensure that all settings on the device to be connect-
ed are correct and that the Bluetooth function has
been activated. If necessary, refer to the user manual
for the device concerned.
In many cases, it is sensible to reset to the fac-
tory settings with subsequent reinstallation.
17.1. Do you need more help?
If the suggestions in the previous sections did not solve
your problem, please contact us. To make it easier for us to
help you, please have the following information to hand:
•
What external devices are connected?
•
What messages appear on the screen?
•
When operating the device, at which step did the
problem occur?
•
If you have a PC connected to the device:
– How is your computer configured?
– What software were you using when the problem
occurred?
•
What steps have you already taken to try and rectify
the problem?
•
Please provide us with your customer number if you
have one.
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