Remedy: Fan error inside the Duplex unit. Does the error recur when the power is turned off once and back on? Does the error recur when the power is turned off once and back on? Check if the Duplex unit is installed normally or not. Check if the fans are installed normally or not. Replace the fan.
Code: 923
Display: Re-start the printer. 923: Error
Description: Black image drum lock error The K ID does not rotate normally
Remedy: The K ID does not rotate normally. Does the error display recur when the power is turned off once and back on? Check if the K ID is installed normally or not. Replace the K ID unit. Replace the K ID motor.
Code: 928
Display: Service call 928: Error
Description: Fuser motor lock error Fuser does not rotate normally.
Remedy: Fuser does not rotate normally. Does this error recur? Check if the fuser is installed normally or not. Replace the fuser. Replace the fuser motor.
Code: 980
Display: Service call 980: Error
Description: Media wrapped around the fuser error
Remedy: Media has wrapped around the fuser. Turn off the power. Replace the fuser.
Code: 982
Display: Service call 982: Error
Description: 4th tray detection error
Remedy: The 4th tray is installed. Remove the 4th tray.
Code: 983
Display: Service call 983: Error
Description: Error due to detection of the toner cartridges of the same color Two or more toner cartridges of the same color are detected.
Remedy: Two or more toner cartridges of the same color are detected. Install the cartridge of the specified in the specified position.
Code: 984 ... 987
Display: Service call 984: Error - 987: Error
Description: Detection of an unsupported toner cartridge An unsupported toner cartridge has been detected. 984:Black toner cartridge position 985:Yellow toner cartridge position 986:Magenta toner cartridge position 987:Cyan toner cartridge position
Remedy: Replace it with an appropriate toner cartridge.