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10. Troubleshooting
If the device stops working properly, please refer to the troubleshooting table
shown below to see if you can resolve the problem yourself.
Never attempt to repair the device yourself. If a repair is necessary, please contact
our Service Centre.
Fault
Possible cause
Corrective action
Device cannot be
switched on or
switches off auto-
matically
Low battery
charge level
Charge the headphone battery.
No sound.
Connection fault
Pair your audio output device with
the headphones again.
Check that the audio cable is
plugged in properly.
Volume set too
low
Check the volume settings on the
headphones and your audio output
device.
Sound inter-
ference during
hands-free calls
Excessive back-
ground noise
Move to a quieter location.
Audio output de-
vice out of range
of headphones
Move closer to the audio output de-
vice.
Volume set too
high
Turn down the volume on your au-
dio output device.
11. Cleaning
Switch the headphones off and unplug the USB cable if it is plugged in.
Use a dry, soft cloth to clean the headphones.
Avoid the use of chemical solutions and cleaning products because these may
damage the device surface and/or markings.
43474 Content ML MSN 5007 1246.indb 42
43474 Content ML MSN 5007 1246.indb 42
28.06.2022 09:21:42
28.06.2022 09:21:42
