Original QY6-0067 Printhead Print Head for Canon IP4500 MP610 MP810 IP5300 MX850 Feature: Excellent performance and high quality. Made of high-quality material, durable, firm and stable for us to use. This is a tested and sealed Printhead. Good stability, long lifespan. Specification: Model:QY6-0067 Print Head Condition:Original brand new Applicable For Canon Model:For IP4500 MP610 MP810 IP5300 MX850(other models please consult us) Packing includes: 1 x QY6-0067 Print Head Note: 1.In print entered please turn off the power of the printer, or it will cause the mainboard chip burned. After loading the print head, please don't install ribbon overhead 10 pieces of A4 document,so that make the new needle have a running-in process, and then put the ribbon. I hope you can be careful operation. 2.If the original print head was broken and especially leaked ink, the mainboard has burned possibly, so please troubleshoot the problem of the mainboard before replacing the print head. In addition,the F1,F2 fuze wire of mainboard can only be replaced by the original fuze that has same current value and same model. If replacing fuze that is biger current value and different model, Both printhead and mainboard are possible to be broken. 3.Print head requires lots of attention, It is easy to cause man-made damage if a non-professionals replace printhead blindly. There is a regulation that printhead is not warranty, and it is delicate and expensive. please do not make commissioning on the machine, and please treat it with caution. 4.If you are not familiar with the machine, it is recommended that you had better send the print head to a repair station or find professionals to replace the nozzle, so as to avoid unnecessary losses and unnecessary trouble.