Troubleshooting
Safety instructions
WARNING
To avoid danger and property damage observe the following
safety instructions:
►
Repairs to electronic devices may only be carried out by spe-
cialists who have been trained by the manufacturer. Consider-
GB
able danger to the consumer and damage to the headphones
MT
can occur as a result of incorrect repairs.
Malfunction causes and remedies
The following table will help with localizing and remedying minor
malfunctions:
Defect
The battery
indicator
does not light
up/no sound
reduction
No sound
72
Possible cause
The On/Off switch
5
in the OFF-Position.
Batteries are discharged. Insert new batteries.
Audio source is not
switched on.
The connection cable
plug is not inserted pro-
perly into the connection
socket.
Mute switching
headphones is activated.
Volume control
to "0".
Handling and operation
Solution
Slide the on/off switch
on the left ear
6
is
6
cap
direction.
Switch the audio
source on.
Make sure that the plug
is inserted completely
into the connection
socket.
Deactivate the mute
on the
2
switching
Set the volume control
is set
4
higher.
4
in the "ON"
.
2
KH 2347