Before you do that, please check out our Youtube channel, where we publish a lot of easy to follow videos with the most common issues our customers face. These easy troubleshooting guidelines will solve 95% of the issues our customers face.
Should this not help, you can reach out to the manufacturer of the defective device or us. In any case, you will be asked about
Pictures describing the incident
Serial numbers of the devices involved
A description of the malfunction, so that a support engineer can reproduce the error and understand your situation.