Sennheiser 502875 Instruction Manual page 32

Problem Possible cause
Sound is Signal of the sound source
distorted is distorted
Signal of the sound source
is too strong
Other problems
Problem Possible cause
The No mains connection
transmitter
cannot be
switched on
Headphone Rechargeable batteries are
s cannot be flat
switched on
Rechargeable batteries are
inserted the wrong way
round.
Headphone Headphones do not make
s cannot be contact to the charging
recharged contacts
Operating Rechargeable batteries are
time exhausted
decreases
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.
If a problem occurs ...
Possible solutions Page
Reduce the volume –
of the sound source
Reduce the volume 22
by pressing the
¶
VOLUME – button
on the headphones
Set the ATTENUATOR 14
switch to
"–8 dB"
Possible solution Page
Check the connection 16
of the power supply
unit to the
transmitter and to
the mains
Recharge the 18
rechargeable
batteries
Remove the 17
rechargeable
batteries from the
headphones and
reinsert them again.
Observe correct
polarity
Ensure that the 18
headphones are
properly seated on
the charging
contacts
Clean the charging 29
contacts
Replace the 17
rechargeable
batteries
31