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If a problem occurs
D 10 series | 36
If a problem occurs
Problem Possible cause Possible solution Page
The headset is placed into
the base station but the
Charge status LED is off
Base station is not connected
to the mains power supply
Connect the base station to the
mains power supply.
9
Rechargeable battery is deep
discharged
Wait several minutes until the
Charge status LED lights up.
29
For quick-charging the headset:
Briefly press the Set button at
the rear of the base station.
5
Link between headset
and base station cannot
be established
Headset is not paired with
the base station, the Link
LED lights up red
Place the headset into the base
station.
23
Base station is only
connected via the USB cable
Connect the base station to the
mains power supply.
9
Bad radio link between
headset and base station
Transmission range is
exceeded
Reduce the distance between
headset and base station.
Adjust the radio range. 17
Noise interference and
connection loss
Microphone rubs on the cheek
or perhaps the beard
Bend the microphone boom so
that the microphone is about
0.8 - 1.2” (2 - 3 cm) from the
corner of your mouth.
14
Too many DECT systems
within the radio range
Reduce the radio range. 17
Set the base station to
narrowband transmission.
17
Distance between base
station and fixed line phone
is so small that interference
occurs
Increase the distance between
base station and fixed line
phone.
The rechargeable battery
cannot be charged
Charging contacts of the
headset or the base station
are dirty
Clean the charging contacts on
the headset and on the base
station.
33
Rechargeable battery is
defective
Replace the defective
rechargeable battery with a new
one.
35
Headset is not properly
placed into the magnetic
holder of the base station
Check if the headset is properly
placed into the magnetic holder.
29
The sound from the fixed line
phone is distorted and
disturbed
Base station is not adjusted
to the fixed line phone.
Use the ABC switch to adjust the
base station to your fixed line
phone.
19
No acoustic signal to be
heard in the headset
The volume is reduced when
the headset is in idle mode.
Increase the volume while you
are not on a call.
21
37


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