You can find error descriptions in our Help Center or in your Customer Account: Which repair should I choose for which existing defect?
If you are not sure or none of the error descriptions match the defect of your device, our service department will be happy to help you find the right repair by e-mail (service@storz-bickel.com).
In any case, please tell us the serial number of your defective device and try to describe the defect as well as possible.