Description: Eraser lamp 4 error (black drum unit) The eraser lamp 4 [PWB] (KP-1090) of the black drum unit does not communicate with the engine controller PWB (A0004) normally.
Causes: Defective eraser lamp 4 [PWB] (KP- 1090). Defective engine controller PWB (A0004). Defective drum PWB 4 (KP-972). Defective harness (S03212) between drum PWB 4 (KP- 972) and eraser lamp 4 [PWB] (KP- 1090), or poor contact of the connector terminals. Defective harness (S03214) between engine controller PWB (A0004) and LED print heads relay PWB (A0176), or poor contact of the connector terminals. Defective LED print heads relay PWB (A0176).
Remedy: Defective eraser lamp 4 [PWB] (KP- 1090). Replace the eraser lamp 4 [PWB] (KP- 1090). Defective engine controller PWB (A0004). Replace the engine controller PWB (A0004). Defective drum PWB 4 (KP-972). Replace the black drum unit. See page 1-5- 13. Defective harness (S03212) between drum PWB 4 (KP- 972) and eraser lamp 4 [PWB] (KP- 1090), or poor contact of the connector terminals. Check the connection of the YC402 connector of the drum PWB 4 (KP-972), if there is trouble, remedy or replace. Defective harness (S03214) between engine controller PWB (A0004) and LED print heads relay PWB (A0176), or poor contact of the connector terminals. Check the continuity of the harness (S03214), check the connection YC3 connector of the engine controller PWB (A0004), if there is trouble, remedy or replace. Defective LED print heads relay PWB (A0176). Replace the LED print heads relay PWB (A0176).
Code: 5302
Description: Eraser lamp 2 error (cyan drum unit) The eraser lamp 2 [PWB] (KP-1090) of the cyan drum unit does not communicate with the engine controller PWB (A0004) normally.
Causes: Defective eraser lamp 2 [PWB] (KP- 1090). Defective engine controller PWB (A0004). Defective drum PWB 2 (KP-972). Defective harness (S03212) between drum PWB 2 (KP- 972) and eraser lamp 2 [PWB] (KP- 1090), or poor contact of the connector terminals. Defective harness (S03214) between engine controller PWB (A0004) and LED print heads relay PWB (A0176), or poor contact of the connector terminals. Defective LED print heads relay PWB (A0176).
Remedy: Defective eraser lamp 2 [PWB] (KP- 1090). Replace the eraser lamp 2 [PWB] (KP- 1090). Defective engine controller PWB (A0004). Replace the engine controller PWB (A0004). Defective drum PWB 2 (KP-972). Replace the cyan drum unit. See page 1-5- 13. Defective harness (S03212) between drum PWB 2 (KP- 972) and eraser lamp 2 [PWB] (KP- 1090), or poor contact of the connector terminals. Check the connection of the YC402 connector of the drum PWB 2 (KP-972), if there is trouble, remedy or replace. Defective harness (S03214) between engine controller PWB (A0004) and LED print heads relay PWB (A0176), or poor contact of the connector terminals. Check the continuity of the harness (S03214), check the connection YC3 connector of the engine controller PWB (A0004), if there is trouble, remedy or replace. Defective LED print heads relay PWB (A0176). Replace the LED print heads relay PWB (A0176).
Code: 5303
Description: Eraser lamp 1 error (magenta drum unit) The eraser lamp 1 [PWB] (KP-1090) of the magenta drum unit does not communicate with the engine controller PWB (A0004) normally.
Causes: Defective eraser lamp 1 [PWB] (KP- 1090). Defective engine controller PWB (A0004). Defective drum PWB 1 (KP-972). Defective harness (S03212) between drum PWB 1 (KP- 972) and eraser lamp 1 [PWB] (KP- 1090), or poor contact of the connector terminals. Defective harness (S03214) between engine controller PWB (A0004) and LED print heads relay PWB (A0176), or poor contact of the connector terminals. Defective LED print heads relay PWB (A0176).
Remedy: Defective eraser lamp 1 [PWB] (KP- 1090). Replace the eraser lamp 1 [PWB] (KP- 1090). Defective engine controller PWB (A0004). Replace the engine controller PWB (A0004). Defective drum PWB 1 (KP-972). Replace the magenta drum unit. Defective harness (S03212) between drum PWB 1 (KP- 972) and eraser lamp 1 [PWB] (KP- 1090), or poor contact of the connector terminals. Check the connection of the YC402 connector of the drum PWB 1 (KP-972), if there is trouble, remedy or replace. Defective harness (S03214) between engine controller PWB (A0004) and LED print heads relay PWB (A0176), or poor contact of the connector terminals. Check the continuity of the harness (S03214), check the connection YC3 connector of the engine controller PWB (A0004), if there is trouble, remedy or replace. Defective LED print heads relay PWB (A0176). Replace the LED print heads relay PWB (A0176).
Code: 5304
Description: Eraser lamp 3 error (yellow drum unit) The eraser lamp 3 [PWB] (KP-1090) of the yellow drum unit does not communicate with the engine controller PWB (A0004) normally.
Causes: Defective eraser lamp 3 [PWB] (KP- 1090). Defective engine controller PWB (A0004). Defective drum PWB 3 (KP-972). Defective harness (S03212) between drum PWB 3 (KP- 972) and eraser lamp 3 [PWB] (KP- 1090), or poor contact of the connector terminals. Defective harness (S03214) between engine controller PWB (A0004) and LED print heads relay PWB (A0176), or poor contact of the connector terminals. Defective LED print heads relay PWB (A0176).
Remedy: Defective eraser lamp 3 [PWB] (KP- 1090). Replace the eraser lamp 3 [PWB] (KP- 1090). Defective engine controller PWB (A0004). Replace the engine controller PWB (A0004). Defective drum PWB 3 (KP-972). Replace the yellow drum unit. See page 1-5- 13. Defective harness (S03212) between drum PWB 3 (KP- 972) and eraser lamp 3 [PWB] (KP- 1090), or poor contact of the connector terminals. Check the connection of the YC402 connector of the drum PWB 3 (KP-972), if there is trouble, remedy or replace. Defective harness (S03214) between engine controller PWB (A0004) and LED print heads relay PWB (A0176), or poor contact of the connector terminals. Check the continuity of the harness (S03214), check the connection YC3 connector of the engine controller PWB (A0004), if there is trouble, remedy or replace. Defective LED print heads relay PWB (A0176). Replace the LED print heads relay PWB (A0176).
Code: 6000
Description: Fuser temperature time-out error (heat roller) Doing the control which turns on the fuser heater lamp 1 which is built in to the heat roller of the fuser unit, the fuser temperature which fuser thermistor 1 detects stipulated temperature did not rise within stipulated time.
Causes: Defective installation condition of fuser thermistor 1. Fuser thermostat 1 operated. Defective engine controller PWB (A0004). Defective power supply PWB. Defective fuser PWB. Defective harness of the fuser thermistor 1, or poor contact of the connector terminals. Defective fuser heater lamp 1. [16 ppm printer] Defective harness (S03204: 220 - 240 V AC model, S03205: 120 V AC model) between fuser unit connector and fuser heater lamp 1. [20 ppm printer] Defective harness (S03204: 220 - 240 V AC model, S03205: 120 V AC model) between fuser unit connector and fuser heater lamp 1. [16 ppm printer] Defective harness (S03203) between fuser unit connector and power supply PWB. [20 ppm printer] Defective harness (S03206) between fuser unit connector and power supply PWB.
Remedy: Defective installation condition of fuser thermistor 1. Check the installation condition of fuser thermistor 1, if there is trouble, remedy or replace. See page 1-5-26/1-5-33. Fuser thermostat 1 operated. Replace the Fuser thermostat 1. See page 1-5-26/1-5-33. Defective engine controller PWB (A0004). Replace the engine controller PWB (A0004). Defective power supply PWB. Replace the power supply PWB. Defective fuser PWB. Replace the fuser PWB (KP-970*1/ A0003*2). Defective harness of the fuser thermistor 1, or poor contact of the connector terminals. Check the harness of the fuser thermistor 1, check the connection YC694 connector of the fuser PWB (KP-970*1/A0003*2), if there is trouble, remedy or replace. Defective fuser heater lamp 1. Replace the fuser heater lamp 1. See page 1-5-26/1-5-33. [16 ppm printer] Defective harness (S03204: 220 - 240 V AC model, S03205: 120 V AC model) between fuser unit connector and fuser heater lamp 1. Check the continuity of the harness (S03204: 220 - 240 V AC model, S03205: 120 V AC model), check the connection YC694 connector of the fuser PWB (KP- 970*1/A0003*2), if there is trouble, remedy or replace. YC694 connector of the fuser PWB (KP-970*1/A0003*2), if there is trouble, remedy or replace. [20 ppm printer] Defective harness (S03204: 220 - 240 V AC model, S03205: 120 V AC model) between fuser unit connector and fuser heater lamp 1. Check the continuity of the harness (S03204: 220 - 240 V AC model, S03205: 120 V AC model), check the connection YC694 connector of the fuser PWB (KP- 970*1/A0003*2), if there is trouble, remedy or replace. [16 ppm printer] Defective harness (S03203) between fuser unit connector and power supply PWB. Check the continuity of the harness (S03203), check the connection CN2 connector of the power supply PWB, if there is trouble, remedy or replace. [20 ppm printer] Defective harness (S03206) between fuser unit connector and power supply PWB. Check the continuity of the harness (S03206), check the connection CN2 connector of the power supply PWB, if there is trouble, remedy or replace.
Code: 6020
Description: Fuser abnormal high temperature error (heat roller) Abnormal high fuser temperature of the heat roller was detected.
Remedy: Defective engine controller PWB (A0004). Replace the engine controller PWB (A0004). Defective fuser PWB. Replace the fuser PWB (KP-970*1/ A0003*2). Defective power supply PWB (A0004). Replace the power supply PWB. Defective installation condition of fuser thermistor 1. Check the installation condition of fuser thermistor 1,if there is trouble, remedy or replace. See page 1-5-26/1-5-33.