Operation Manual

18 Troubleshooting
Malfunctions may occur with any electrical equipment. This must not always involve a defect of the device.
Therefore, check the following table to see if you can eliminate the problem yourself.
Malfunction Possible cause Elimination
Device does not turn on AC adapter with universal adapter
is not properly connected
Properly connect the AC adapter
with universal adapter (see
Ä Chapter 7.3 ‘Connecting the
power supply’ on page 83).
No sound Volume is set to minimum Increase the volume (see
Ä Chapter 10.1 ‘Setting the
volume’ on page 89).
Sound is turned off Switch on the sound (see
Ä Chapter 10.2 ‘Muting the audio
playback’ on page 89).
Headphones are connected Pull the headphones out of the
jack.
Another mode is set Set the correct mode (see
Ä Chapter 10.3 ‘Selecting a play‐
back mode’ on page 89).
CD playback does not start CD format is not compatible Insert a different CD into the CD
slot.
CD is dirty Clean the CD.
CD is damaged Insert a different CD into the CD
slot.
CD is upside down in the disc tray Remove the CD and insert it cor-
rectly into the disc tray.
USB playback does not start USB device is not plugged in Insert the USB device into the port
on the back of the device (see
Ä Chapter 15 ‘USB playback’
on page 93).
USB device is not compatible Check if your USB device is compat-
ible with the radio.
USB device has no legible audio
files.
Check the files on the USB device.
No or poor Bluetooth connection Malfunctions due to other radio
transmitters or devices
Increase the distance between the
radio and your TV.
Software is out of date Ensure that the current software
version is installed on your external
Bluetooth device.
Device does not respond Error in the device Switch the device off and then on
again.
Poor FM/DAB reception FM/DAB antenna is not properly
positioned
Change the position of the FM/DAB
antenna.
Remote control does not work or
only sporadically
Distance is too great Decrease the distance between the
remote control and the device.
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