TechniSat DIGITRADIO UP 55 Instruction Manual page 113

17 Troubleshooting FAQs
If the device does not operate as intended, check the following table for information.
Symptom
The device cannot be switched on. The device is not being supplied with power.
No sound can be heard.
The display does not switch on.
Possible cause/remedy
Check the electrical supply
Increase the volume.
Disconnect the device from the power supply
and then reconnect it.
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