Samsung SCX 4300 Printers Come With Electronic Counter or Chip To Count How many Pages printed & They Had Set Some Cycle for say 2000 Page, After This Much Print your printer Stop Printing & Required A New Samsung Cartridge Which Cost Around Rs.3200.00 , While New Printer Cost Rs.9000.00, Because Of This Limitation We have To Force To Purchase New Cartridge & to Throw Old One Which Can be Useful with Refilling Toner ,This Cause Unnecessary waste Of many Material Within This Cartridge & Create Global worming As It Has been Restricted to recycle or reuse, We As Customer should Avoid Purchase Such Brand In Any Form/Appliances