T R O U B L E S H O O T I N G 
Table 
Error Code and  | Explanation  | Action to Take  | 
Message Displayed  | 
  | 
  | 
  | 
  | 
  | 
 | The Cyan Toner level is  | Open the Top Rear Cover  | 
TONER  | low.  | and refill the Cyan Toner.  | 
  | 
  | Close the cover. *  | 
The Black Toner level is  | Open the Top Rear Cover  | |
TONER  | low.  | and refill the Black Toner.  | 
  | 
  | Close the cover. *  | 
The Color Developer has  | Replace the Color  | |
DEV. CARTRIDGE  | been depleted.  | Developer Cartridge with a  | 
  | 
  | new unit.  | 
  | 
  | 
  | 
The Black Developer has  | Replace the Black  | |
DEV. CARTRIDGE  | been depleted.  | Developer Cartridge with a  | 
  | 
  | new unit.  | 
  | 
  | 
  | 
The Toner Collector is  | Replace the Toner  | |
TONER COLLECTOR  | full.  | Collector with a new unit.  | 
  | 
  | |
  | 
  | 
  | 
The Print Drum has  | Replace the Print Drum  | |
DRUM  | reached its end of life.  | with a new unit.  | 
  | 
  | 
  | 
The Fuser has reached its  | Replace the Fuser with a  | |
FUSER MODULE | end of life.  | new unit.  | 
  | 
  | |
  | 
  | 
  | 
*If recently refilled and the message remains, toner may be blocking the opening. Tap the toner hopper lightly.