Lexmark CX833
Toner dust or toner particle contamination is found outside the toner cartridge.
Note: This issue can affect any of the colors or even multiple colors at once.
Possible cause:
Wipe the toner dust or contamination from the toner cartridge with a damp cloth.
Notes:
Sample Image of a yellow toner cartridge with a minor amount of toner dust.
Toner dust on the outside of toner cartridges
See the list of part numbers for toner cartridges.