7
The following notes and further detailed
information on our website
should help you to rectify malfunctions. If this does not lead
to success, please contact our hotline
00800 - 200 300 40 (free of charge). Please also observe the warranty notes.
Problem
Possible cause
Solution
The subwoofer isn’t working. The subwoofer is off or doesn’t have any
power.
Activate the switch
7
(“On”). Check the power cord and
socket.
Fuse is defective.
Replace the fuse:
1. Disconnect the power cord.
2. Carefully pull the fuse holder
9
on the mains connection jack
8
out.
3. Push the old fuse down and out.
Insert a new fuse (2 A time-lag
fuse).
4. Close the holder.
The subwoofer doesn’t emit
basses.
The switch
4
“AUTO ON LEVEL” is set to
Auto On
but the input signal is too weak.
Increase the input sensitivity by turning the control
2
“AUTO ON LEVEL” to the right. Alternatively you can set
the switch
4
“AUTO ON LEVEL” to “ON”.
The subwoofer hums.
The subwoofer is connected to another
circuit than the rest of the system.
Connect the subwoofer and the rest of the system to
the same circuit.
The buzzing is caused by problems with the
power supply.
Buy a line
fi
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.
Troubleshooting
Disposal of the unit
Used units must not be disposed of with
household waste.
If the unit is no longer operational, every consumer
is required by law to dispose of used devices
separately from household waste, e.g. at a collec-
tion point run by the communal authority borough. In this way
it is ensured, that used devices are properly recycled and that
negative consequences on the environment are avoided. For
this reason, electrical equipment is labelled with the displayed
symbol.
Protecting the environment
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