Sennheiser 502874 - Manual (Page 31)

If a problem occurs ...
30
Other problems
If a problem occurs that is not listed in the above table or if the problem
cannot be solved with the proposed solutions, please contact your local
Sennheiser partner for assistance.
To find a Sennheiser partner in your country, search at
www.sennheiser.com.
Sound is
distorted Signal of the sound source
is distorted Reduce the volume
of the sound source –
Reduce the volume
by pressing the
VOLUME – button
¶
on the headphones
21
Signal of the sound source
is too strong Set the ATTENUATOR
switch
ቨ
to
“–8 dB”
14
Problem Possible cause Possible solution Page
The
transmitter
cannot be
switched on No mains connection Check the connection
of the power supply
unit to the
transmitter and to
the mains 15
Headphone
s cannot be
switched on Rechargeable batteries are
flat Recharge the
rechargeable
batteries 17
Rechargeable batteries are
inserted the wrong way
round. Remove the
rechargeable
batteries from the
headphones and
reinsert them again.
Observe correct
polarity 16
Headphone
s cannot be
recharged Headphones do not make
contact to the charging
contacts Ensure that the
headphones are
properly seated on
the charging
contacts 17
Clean the charging
contacts 28
Operating
time
decreases Rechargeable batteries are
exhausted Replace the
rechargeable
batteries 16
Problem Possible cause Possible solutions Page