1.Solution - Printer Error: -- When you use the compatible toner cartridge, your printer may display error message 445, 446, Cartridge Error, or Prompt "Reinstall the Toner Cartridge".These are issues with repeat serial number on the toner cartridge's chip. You only need to turn off the power of the printer and then turn on it again, the serial number will be changed, then the toner cartridge can be used with the printer.
2.Item included: -- Compatible Toner Cartridge TN-830 TN830 black works with comaptible Drum Unit DR-830 DR830. This cartridge can be used for replacing original TN-830 TN830 TN-830XL TN830XL toner cartridges.
4.Printing yield (approximate): -- Standard Capacity, 1200 pages black at 5% coverage, A4 paper, letter. (ISO/IEC standard).
5. Reliable quality: -- By over 20 years of production experinece, innovative technology, cost-effective materials and excellent workmanship, we provide high quality compatible ink cartridges that are more professional, cost-effective and durable.