Warranty conditions

Here is a non-exhaustive list of defects and failures usually not covered by the warranty of Manufacturers of mobile terminals:

 Oxydation
  Breaks
  Display that suffered a shock
  Misuse
  Previous repair by non-authorised personnel
  Product modified or opened by non-authorised personnel
  Product used with non conforming parts or accessories (non original)
  Etc.

And in broad terms also all problems that generally fall into the categories covered by specific insurance policies:
  Theft
  Loss
  Water damage
  Etc.