Q1:How to install the toner chip?
A1:First, Take out the related cartridge which need to replace chip.
Secondly, Cleaning the wasted box and refill enough toner powder.
Thirdly, Put the new chip inside. Please do not install the cartridge immediately, close the cover, turn on the machine.
Finally, After the red light flash,the machine will show that no cartridge installed,then put the cartridge into the machine.
Kind reminder : Do not need to turn off the power in the process of installation
Q2: Is there any warranty?
A2: Our prodcuts provide 12 months warranty, and our products passed ISO & Rosh
Q3:Can you accept sample order?
A3: Yes, sample order is acceptable, you will know our products better after tested our chips
Q4:You are the manufacturer or trading company?
A4:We are the manufacturer