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No power | Custom QC®15 noise cancelling headphones
custom-qc®15-noise-cancelling-headphones
Custom QC®15 noise cancelling headphonesSold from 2013 - 2014

No power | Custom QC®15 noise cancelling headphones

Check the battery installation.

Match the "+" and "-" polarity symbols on the batteries to the markings inside the battery compartment

Check the condition of the battery compartment and contacts.

  • Use compressed air to blow any dust or debris out of the battery compartment
  • Be sure the spring on the battery door is not mis-shapen and that it is making contact with the battery
  • Use rubbing alcohol on a cotton swab to clean both battery contacts; one is in the compartment; one is the spring on the door. Let the product air dry before use

Replace the battery.

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No power | Custom QC®15 noise cancelling headphones