Sonoro SO-310, Operating Manual

Page: 66 / 203

Malfunction Possible cause Elimination
The battery is empty Exchange the battery in the re-
mote control (see Ä Chapter 7.5
‘Preparing the remote control’
on page 52).
Interference caused by other radio
transmitters or devices
Increase the distance between the
source of interference and the
sonoroSTEREO. Connect the device
to a different socket, so that the
source of the interference and the
sonoroSTEREO are connected to
different branch circuits.
Alarm does not work Alarm is not switched on Switch the alarm on (see
Ä Chapter 9.5 ‘Switching the alarm
function on/off’ on page 58).
Alarm volume is set to minimum Increase the volume (see
Ä Chapter 9.3 ‘Setting the alarm
volume’ on page 57).
Headphones are connected Remove the headphones from the
socket.
19 Cleaning
L NOTICE!
Material damage from improper cleaning!
Only clean the device from the outside using a
dry, soft cloth. Never use abrasive or solvent-
based cleaning agents as these may damage the
surface of the device.
©
2013 66