28
│ 5 Maintenance and error management
●
Connect the receiver directly to the power supply (230°V or
vehicle electrical system voltage) via the
M4 AC/DC adapter
or the
M4 vehicle cable
. The display shows that charging is
in progress (fig. 11).
The AC/DC adapter and the vehicle cable are available to buy
as accessories.
F8 wireless headphones
For information on charging the battery for the F8 wireless head-
phones, please refer to the associated operating instructions.
5.2
Care
To care for the components, simply wipe them down with a damp
cloth.
NOTICE! Risk of damage
The display surface of the
A 50
receiver is sensitive to mechan-
ical and chemical stress.
●
Always use a clean, soft cloth to clean the display surface.
●
Never use cleaning agents containing aggressive constituents
(e.g. acidic or abrasive constituents) to clean the display sur-
face.
SEWERIN recommends removing significant contamination im
-
mediately.
5.3
Maintenance
SEWERIN recommends having the system serviced regularly by
SEWERIN Service or an authorised professional. Only regular
maintenance can ensure that the system is always ready for use.
