Warranty and Returns

• Is my defective product a warranty case or a "Customer Induced Damage (CID)"?
• What to do in case of warranty?
• I have received a product that I did not order. What to do?
• My device is defective but no longer within the warranty - what can I do?
• Can repairs be accelerated by means of advance replacement?
• What to do in case of transport damage?
• Terms of Return of Goods