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12. Trouble-shooting
If your headphones fail to function as re-
quired, please try this checklist first. Perhaps
there is only a minor problem, and you can
solve it yourself.
ATTENTION - Damage to property!
Do not attempt to repair the device your-
self under any circumstances.
Possible causes / Ac-
Fault
-
Is the audio device
switched on, has it been
started, set to the correct
function? Increase the
volume on the audio de-
vice if necessary.
-
Is the Bluetooth function
No sound
on the audio device acti-
vated?
-
Are the audio device
and headphones con-
nected via Bluetooth?
-
Is the headphone battery
flat?
-
Are there any interfering
objects between the au-
dio device and the head-
phones (e.g. reinforced
concrete walls or other
radio devices)?
-
Have you moved too far
away from the audio de-
Poor sound
vice? The maximum
quality
range (without interfer-
ing objects) is approx.
10 metres.
-
Are there any interfering
devices near the audio
device? If necessary,
change the location of
the audio device.
12 GB
tion
Possible causes / Ac-
Fault
-
Some functions are not
Functions not
supported by every mo-
possible
bile telephone.
-
If a connection with the
audio device is not es-
No connec-
tablished, follow the in-
tion to the
structions in chapter "No
audio device
connection to the audio
device" on page 8.
tion
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