Malfunction
Internet radio station
does not work
sometimes.
Some Internet radio
stations disappear from
the station list..
CD playback
does not start.
USB device
does not work.
Loud humming and
noise in Phono Mode.
Too low maximum
volume in Phono Mode.
© sonoro audio GmbH 2019
Possible cause
Some stations only
support a limited number
of listeners.
Station is not broadcasting.
The station is removed
from the list when it stops
broadcasting.
CD format is not supported.
CD is dirty.
CD is damaged.
USB playback is not
supported.
Hidden files on USB device.
USB device is not charging.
GND cable is not
connected.
Using wrong
phono cartridge.
Record player and speakers
are too close together.
Solution
Try again later.
Try again later.
Check again later.
If the station broadcasts
again, it will be brought
back to the list.
Insert correct CD format in
the CD slot.
Clean the CD.
Insert a different CD in the
CD slot.
Check the files and file
system on the USB device.
Remove hidden files on the
USB device.
Check the USB cable.
Connect phono GND
properly in MAESTRO and
connect the ground cable.
Use an MM
(Moving Magnet) pickup.
Move the record player
and speakers as far apart as
possible.
GB
135