The following table helps to identify and rectify further possible faults:
Fault
The head-
phones cannot
be switched on.
No sound.
Sound is only
coming from
one side of the
headphones.
NOTE
►
If you cannot solve the problem with the solutions given above, please
contact the Service Hotline (see section Service).
│
GB │ IE
■
20
Possible cause
The internal battery
is not charged.
The headphones
are not switched
on.
The volume is set to
minimum.
The playback device
is not switched on.
The playback device
has been muted.
The audio ca-
w
ble
is incorrect-
ly connected in
AUX-IN mode.
The stereo balance
control on the
playback device is
incorrectly adjusted.
Remedy
Charge the battery (see section
Charging the battery).
Press the
button
2 seconds to switch on the
headphones.
Set the desired volume using
3
the
button
also increase the volume on the
playback device.
Switch on the playback device.
Unmute the playback device.
Make sure that the audio
w
cable
is correctly connected
to the AUX IN socket
headphones and the playback
device.
Adjust the stereo balance control
to the setting you desire.
4
for about
. If necessary,
0
of the
SBKG 40 A1