If a problem occurs ...

Other problems

Problem

Possible cause

Possible solution

Page

The trans-

No mains connection

Check the connec-

14

mitter

 

tion of the power

 

cannot be

 

supply unit to the

 

switched on

 

transmitter and to

 

 

 

the mains

 

 

 

 

 

Headphones

Rechargeable batteries are

Recharge the

14

cannot be

flat

rechargeable

 

switched on

 

batteries

 

 

Rechargeable batteries are

Remove the

25

 

inserted the wrong way

rechargeable bat-

 

 

round

teries and observe

 

 

 

correct polarity

 

 

 

 

 

Headphones

Function is disturbed

Reset: Pull out the

16

and/or trans-

 

mains plug from

 

mitter do not

 

the transmitter,

 

react to any

 

remove the

 

key press

 

rechargeable

 

 

 

batteries from

 

 

 

the headphones

 

 

 

for 30s

 

 

 

 

 

Headphones

Headphones do not make

Ensure that the

14

cannot be

contact to the charging

headphones are

 

recharged

contacts

properly seated

 

 

 

on the charging

 

 

 

contacts

 

 

 

Clean the charging

25

 

 

contacts

 

 

 

 

 

Power LED 9

Headphones haven’t found

Place the trans-

24

flashes

an unused frequency

mitter in a dif-

 

continuously

 

ferent location

 

 

 

If necessary,

–

 

 

switch off a

 

 

 

product operating

 

 

 

on Bluetooth or

 

 

 

WLAN

 

 

 

 

 

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.

28 RS 220