Feature:1. [Protective Cover] The print head is equipped with a protective cover to prevent damage to the internal structure, single black print head, can be used to print pictures, photos, and documents.2. [Compatible Model] This print head is applicable for IP4600, for IP4680, for IP4700, for IP4760, for MP630, for MP6403. [Easy Installation] With simple operation, just remove the damaged printer head and replace it with our new print head.4. [Durable Material] Made of high quality ABS materials, this printer print head is safe and durable, with long service life.5. [Quality Assurance] Each print head has been strictly tested, and the print head will print test paper to test the effect of the print head.Specification:Item Type: Print HeadMaterial: ABSModel: QY6 0072Function: Printer Print HeadApplication Scope: For IP4600, for IP4680, for IP4700, for IP4760, for MP630, for MP640.B200 error codesolution:1. Remove the ink cartridge and reinstall it, then restart the computer and the printer.2. If this fault occurs frequently, the ink supply line should be checked, and lubricating oil can also be added to the sliding rod of the trolley.3. Manually reset the ink cartOpen the coverPush the ink cartridge to the right Shutdown coverTurn off the powerTurn on the powerOpen the cover Observe whether the ink cartridge automatically slides to the right When the ink cartridge slides, use your hand to force it to the right again. Feeling that the ink cartridge has been exhaustedClose the coverPackage List:1 x Print HeadNote:It cannot be identified for the following reasons:1. The sensor of the device or the metal contact point of the product is dirty, resulting in failure to sense.2. When the product is not the original product, it needs to format the driver to read the print head again.