Under any of the following circumstances, the three guarantees will not be implemented, and the fees will be charged according to the guidance price standard of Norbert
1、The complete machine and parts have exceeded the free warranty period
2、The operating environment (such as voltage, humidity, temperature, ventilation conditions, etc.) does not meet the requirements of the product manual, or the operation is not in accordance with the product instructions, causing artificial damage
3、Failure or damage caused by the use of accessories not provided by the original manufacturer due to user reasons
4、Failure or damage caused by accidental factors or human factors (including scratch, handling, bump, foreign matter falling, rat damage, insect damage, etc.)
5、Failure or aging caused by force majeure (such as earthquake, fire, lightning, etc.) such as natural disasters
Note: The service provided by service personnel not designated by Nuobana may affect the normal use and warranty period of the product in the later period.