TechniSat DIGITRADIO 52 CD Mode D'emploi page 86

The device must only be operated in an appropriate climate.
In the event of extended transportation in the cold and subsequent moving to
warm rooms, do not switch on immediately; wait for the temperature to equalise.
Do not expose the device to dripping or splashing water. If water has penetrated
the device, switch it off and inform the Service department
Do not expose the device to heat sources which could heat it up more than
normal use will.
In a thunderstorm, disconnect the device from the mains. Overvoltage can
damage the device.
If you detect a device defect, odour or smoke, a major malfunction, or damage to
the housing, switch off the device and inform the Service department.
The device must only be operated with the mains voltage printed on the power
supply unit.
Never try to operate the device at any another voltage.
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