Sonoro SO-331, Operating Manual

Page: 108 / 336

© sonoro audio GmbH 2022 108
21 Troubleshooting
Malfunctions can occur with any electrical equipment. This is not necessarily due to
PRESTIGE defect. Please see the below table for troubleshooting tips.
Malfunction Possible cause Solution
No power. Power cable is not
properly connected.
Connect the power cable
properly.
No response from
PRESTIGE.
There is an error in
PRESTIGE.
Disconnect and reconnect
the power plug. Then turn
PRESTIGE on again.
Remote control does
not work, or only works
sporadically.
Distance to PRESTIGE
is too large.
Reduce the distance
between the remote control
and PRESTIGE.
Battery is empty. Replace the battery.
No sound or poor sound. Sound is turned off. Adjust the volume.
PRESTIGE is not set to
the correct playback
mode.
Select another playback
mode.
Headset is plugged in. Pull the headset out of the
jack.
FM/DAB or Internet
reception is poor.
Extend/adjust the FM/DAB
antenna or check the Wi-Fi
connection.
There is radio
interference.
Keep PRESTIGE away from
other electronic devices.
Optical Input no
sound
Select PCM as output
source in the external
device.
Insufficient Wi-Fi signal
strength.
The router is too far or
blocked.
Place PRESTIGE closer
to the router or adjust
the position of the Wi-Fi
antenna.