How to install CF259A CF276A series printer toner cartridge chip?

1-Printer compatible chip, introduction and installation method of HP mono laser series model CF277A chip：

 

This chip is small and very easy to install.
First distinguish the front and back, then push it to the card slot, align the center line, chip is installed well.
 

2-Detailed process：

 

1.Push the chip into the chip slot along the arrow direction then it's ready for use

                                                                                          

（Step 1）

Note: The two holes of the chip should face upwards

 

3-To learn more about the installation steps
Please see the video below：