Description: Exposure lamp error The exposure lamp is not turned on.
Causes: Defective FFC between scanner PWB (YC103) and control PWB (YC6), or improper FFC insertion. Defective FFC between CCD PWB (YC1) and control PWB (YC8). Defective harness between CCD PWB (YC3) and LED drive PWB (YC1), or improper connector insertion. Defective harness between LED drive PWB (YC2) and exposure lamp, or improper connector insertion. Defective exposure lamp.sensor. Defective LED drive PWB. Defective control PWB.
Remedy: Defective FFC between scanner PWB (YC103) and control PWB (YC6), or improper FFC insertion. Reinsert the FFC. Also check for continuity within the FFC. If none, remedy or replace the FFC. Defective FFC between CCD PWB (YC1) and control PWB (YC8). Replace the image scanner unit (ISU). Defective harness between CCD PWB (YC3) and LED drive PWB (YC1), or improper connector insertion. Reinsert the connector. Also check for continuity within the connector harness. If none, remedy or replace the harness. Defective harness between LED drive PWB (YC2) and exposure lamp, or improper connector insertion. Reinsert the connector. Also check for continuity within the connector harness. If none, remedy or replace the harness. Defective exposure lamp. Replace the exposure lamp. Defective LED drive PWB. Replace the LED drive PWB. Defective control PWB. Replace the control PWB.
Code: 3300
Description: AGC error After AGC, correct input is not obtained at CCD.
Causes: Defective FFC between CCD PWB (YC1) and control PWB (YC8). Defective exposure lamp.sensor. Defective CCD PWB. Defective control PWB.
Remedy: Defective FFC between CCD PWB (YC1) and control PWB (YC8). Replace the image scanner unit (ISU). Defective exposure lamp. Replace the exposure lamp. Defective CCD PWB. Replace the CCD PWB. Defective control PWB. Replace the control PWB.
Code: 3500
Description: CPU - ASIC (CCD PWB) communication error An error code is detected.
Causes: Defective FFC between CCD PWB (YC1) and control PWB (YC8). Defective CCD PWB. Defective control PWB.
Remedy: Defective FFC between CCD PWB (YC1) and control PWB (YC8). Replace the image scanner unit (ISU). Defective CCD PWB. Replace the CCD PWB. Defective control PWB. Replace the control PWB.
Code: 4000
Description: Polygon motor (laser scanner unit) error The polygon motor ready input is not given for 6 s during the polygon motor is ON.
Causes: Defective harness between polygon motor and control PWB (YC10), or improper connector insertion. Defective laser scanner unit. Defective control PWB.
Remedy: Defective harness between polygon motor and control PWB (YC10), or improper connector insertion. Reinsert the connector. Also check for continuity within the connector harness. If none, remedy or replace the harness. Defective laser scanner unit. Replace the laser scanner unit. Defective control PWB. Replace the control PWB.
Code: 4200
Description: BD error (laser scanner unit) error
Causes: BD sensor does not detect laser beam due to condensation on the polygon mirror. Defective laser scanner unit. Defective control PWB.
Remedy: BD sensor does not detect laser beam due to condensation on the polygon mirror. Turn machine power off for at least 30 minutes, then turn machine on again. If not cured, replace the laser scanner unit. Defective laser scanner unit. Replace the laser scanner unit. Defective control PWB. Replace the control PWB.
Code: 4700
Description: VIDEO ASIC device error Mismatch of reading data from two locations occurs eight times successively. Mismatch between writing data and reading data occurs eight times successively.
Causes: Defective connector cable or poor contact in the connector. Defective control PWB.
Remedy: Defective connector cable or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Defective control PWB. Replace the control PWB.