TechniSat DIGITRADIO 20 CD, Руководство пользователя, Страница: 63 / 124

14 Cleaning
To prevent the risk of an electric shock, you may not clean the device using a
wet cloth or under running water. Prior to cleaning, pull out the mains plug
and switch off the device.
You may not use scouring pads, scouring powder and solvents such as alcohol
or petrol.
Do not use any of the following substances: saltwater, insecticide, chlorine-
based or acidic solvents (ammonium chloride).
Clean the housing using a soft, moist cloth. Do not use spirit, thinners, etc.; you
could damage the surface of the device.
Only clean the display with a soft, cotton cloth. If required, use a cotton cloth
with small amounts of non-alkaline, diluted, water or alcohol-based soap
solution.
Gently clean the surface using the cotton cloth.
15 Troubleshooting
If the device does not operate as intended, check the following table for information.
Symptom Possible cause/remedy
The device cannot be switched on. The device is not being supplied with power.
Connect the power supply unit correctly to
the socket and to the device.
No sound can be heard. Increase the volume.
The display does not switch on. Disconnect the device from the power supply
and then reconnect it.
Poor reception via DAB+/FM. Adjust the antenna position.
The device cannot be operated. Disconnect the device from the power supply
and then reconnect it.
The CD is not detected/playback
does not start.
CD is dirty or has the incorrect format.
Clean the CD or use a CD in the standard
format.
CD playback drops out or skips. CD is dirty.
Clean the CD.
No sound from the external input
(AUX).
Increase the volume of the external device.
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