14.2 Troubleshooting ............................................................................................................................................. 14- 4

14.2.1 Image Faults ............................................................................................................................................ 14- 4

14.2.1.1 Uneven Density................................................................................................................................ 14- 4

14.2.1.2 Partially Blank/Streaked .................................................................................................................. 14- 6

14.2.1.3 Smudged/Streaked ......................................................................................................................... 14- 11

14.2.1.4 Ghost/Memory ............................................................................................................................... 14- 15

14.2.2 Malfunction ........................................................................................................................................... 14- 16

14.2.2.1 No Power ....................................................................................................................................... 14- 16

14.2.2.2 Noise .............................................................................................................................................. 14- 17

14.3 Outline of Electrical Components ............................................................................................................... 14- 18

14.3.1 Clutch/Solenoid ..................................................................................................................................... 14- 18

14.3.1.1 Clutches and Solenoids.................................................................................................................. 14- 18

14.3.2 Motor ..................................................................................................................................................... 14- 19

14.3.2.1 Motors............................................................................................................................................ 14- 19

14.3.3 Fan ......................................................................................................................................................... 14- 22

14.3.3.1 Fans................................................................................................................................................ 14- 22

14.3.4 Sensor .................................................................................................................................................... 14- 23

14.3.4.1 Sensors ........................................................................................................................................... 14- 23

14.3.5 Switch.................................................................................................................................................... 14- 28

14.3.5.1 Switches ......................................................................................................................................... 14- 28

14.3.6 Lamps, Heaters, and Others .................................................................................................................. 14- 29

14.3.6.1 Lamps, Heaters, and Others........................................................................................................... 14- 29

14.3.7 PCBs...................................................................................................................................................... 14- 32

14.3.7.1 PCBs .............................................................................................................................................. 14- 32

14.3.8 Variable Resistors(VR), Light-Emitting Diodes(LED),and Check Pins by PCB ................................. 14- 35

14.3.8.1 Variable Resistors (VR), Light-Emitting Diodes, and Check Pins by PCB .................................. 14- 35

14.3.8.2 Points to Note About the Leakage Breaker ................................................................................... 14- 36

14.3.8.3 All-Night Power Supply PCB........................................................................................................ 14- 36

Chapter 15　Self Diagnosis

15.1 Error Code Table ........................................................................................................................................... 15- 1

15.1.1Error Code ............................................................................................................................................... 15- 1

15.2 Error Code Details ......................................................................................................................................... 15- 4

15.2.1Error Code Details ................................................................................................................................... 15- 4

15.2.2E602 in Detaill ....................................................................................................................................... 15- 18

15.3 Error Code (SEND) ..................................................................................................................................... 15- 33

15.3.1Results of Self-Diagnosis ...................................................................................................................... 15- 33

15.3.2Error Codes ............................................................................................................................................ 15- 35

15.4 Jam Code ..................................................................................................................................................... 15- 44

15.4.1Jam Cover (printer unit)......................................................................................................................... 15- 44

15.4.2Jam Code (finisher-related) ................................................................................................................... 15- 45

15.4.3Jam Code (ADF-related)........................................................................................................................ 15- 46

15.5 Alarm Code.................................................................................................................................................. 15- 49

15.5.1Alarm Code............................................................................................................................................ 15- 49

15.6 Finisher/Saddle Finisher Error Codes.......................................................................................................... 15- 50

15.6.1Error Code in Detail (finisher, puncher)................................................................................................ 15- 50

15.7 DADF Error Codes ...................................................................................................................................... 15- 76

15.7.1Error Code in Detail (DF)...................................................................................................................... 15- 76

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