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The following notes and further detailed information on our website should help you to rectify malfunctions. In case you don’t suc-
ceed, please contact our hotline
+49 (0) 30 / 300 9 300. Please also observe the warranty notes.
Problem Possible cause Solution
The subwoofer isn’t working.
The LED 3 is not illumi-
nated.
The subwoofer is off or doesn’t have
any power.
Turn on the switch 10 “Power” (“On I” position).
Check the power cord and socket.
Fuse is defective. 1.
2.
spare
Disconnect the power cord.
Carefully pull the fuse holder
out of the mains connection.
Push the old fuse out. Insert
a new fuse (2 A delayed
action) and push the holder
back.
The subwoofer isn’t working,
but the LED 3 is illuminated
in green.
The volume has been set too low. Increase the volume using the controller 6Volume”.
The subwoofer does not
activate.
The sensitivity setting for the automatic
activation is insufcient.
Turn the controller 5Auto Level” towards “High”.
The subwoofer activates
inadvertently.
The sensitivity setting for the automatic
activation is too high.
Turn the controller 5Auto Level” towards “Low”.
The subwoofer hums. The subwoofer is connected to another
circuit than the rest of the system.
Connect the subwoofer and source device to the same
electric circuit.
The buzzing is caused by problems with
the power supply.
Buy a line lter and connect both devices to it.
The buzzing is caused by a multiple
socket.
Use another multi-outlet power strip or connect the
subwoofer directly to the wall socket. It may also help to
insert the power plug the other way around.
Cleaning and care
Troubleshooting
Clean the subwoofer regularly with a soft, damp microber
cloth. Please be absolutely sure to observe the following notes
in the process:
If possible, only use plain water without any additives. In
case of stubborn marks, a mild soap solution may be used.
Danger
Risk of electric shock!
In contact with live parts, water can lead to electric
shock or short circuit.
Make sure that no liquid penetrates the unit.
Disconnect the mains plug before cleaning.
Attention
Risk of damage!
Using the wrong cleaning materials may damage
the delicate surface of the case.
If possible, only use plain water without any additives. In
case of stubborn marks, a mild soap solution may be used.
In no circumstances should caustic cleaning products, white
spirit, thinners, petrol or similar be used for cleaning.
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