Bluetooth connection
•  Ensure that phone’s Bluetooth 
feature is activated
•  Make sure no other phone 
is connected to the car kit
•  Ensure that phone is set to 
connect to the car kit 
automatically when the 
car kit is switched on
Troubleshooting
Please note: car accessories must be installed or repaired by qualified professionals only. 
Carefully read the User Guide and Installation Guide for each system to be installed.
28 29
•  In case echoes can be heard at the far end, tune speaker volume down
  – Check that distance between microphone and speakers is as great as it could be
  – Check that the microphone is not directly pointing to the speaker
  – Check to ensure that phone is connected to car kit using Bluetooth technology
• For phone-in, check that mute signal is connected properly
• Check that the loudspeaker is not muted
• Check that the car kit microphone is not muted
•  Determine whether the phone model is included in the compatibility list 
in the support area for the car kit at www.europe.nokia.com/ck-300
Sound
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