1, To avoid the use of high temperature, high humidity, alpine environment or storage, to avoid prolonged exposure to light;
2, Do not tear open the cartridge when not in use, do not just open the drum cartridge on the drum, so as not to scratch the drum core or by light irradiation and drum core scrapped;
3, Do not touch the drum core or drum core with your hand, drum core rotation should pay attention to the direction, if the rotation direction is wrong, will damage the parts caused by print leakage or print smudges;

4, The cartridge before use do not tear open the seal, otherwise the toner easily damp agglomeration, resulting in printing pale. If you find problems such as the black lines during the printing, we suggest you change the new hp toner cartridges.

5, Replace the toner cartridge, it is best to use a vacuum cleaner or a soft cloth to clean the printer residual toner or confetti, avoid blowing toner inside;

6, The new toner cartridge on the front of the machine should hold the handle to shake 4-5 times in the horizontal direction, so that the toner loose and evenly distributed, and then pull out the seal, which will help print uniform color;

7, Choose to print paper, do not use wrinkles, missing or too thick incision, excellent print media, or it will affect the print quality and shorten the life of photosensitive drum;

When using the toner cartridge should pay attention to the problem:
In order to ensure that you buy the cartridge work, we provide the following suggestions for your reference:

Laser printers, like computers, are best placed in an air-conditioned environment for optimal printing and reduced failure rates.

Put the hp 201x toner in the appropriate laser printer in the correct direction. Do not open the drum lens hood and touch the drum surface. Do not rotate the drum.