• Code: E514
• Description: The stack delivery belt does not reach home position when the stack handling motor (M2) is driven for a specific time (CW; if the same condition occurs during stack delivery, a jam will be identified).
• Causes: The stack handling motor (M2) is faulty. The stack delivery home position sensor (S8) is faulty. The connector is disconnected or has an operation circuit. The stack handling motor relay harness is faulty. The stack delivery belt is faulty. The finisher controller PCB is faulty.
• Remedy: 1) Stack handling motor drive belt Is the tension of the drive belt appropriate? NO : Loosen the screw on the tension to correct the tension. 2) Wiring Is the wiring between the finisher controller PCB and the harness handling motor (M2) normal? NO : Correct the wiring. 3) Sensor flag Are the sensor flag spring and the flag normal? NO : Correct the spring or the flag. 4) Stack delivery lever home position sensor (S8) Check the stack delivery lever home position sensor (S8). Is the sensor normal? NO : Replace the sensor. 5) Stack handling motor (M2), Finisher controller PCB Try replacing the stack handling motor (M2). Is the fault corrected? YES : End. NO : Replace the finisher controller PCB.

• Code: E530
• Description: The rear aligning plate does not reach home position when the rear alignment motor (M4) has been driven for a specific time.
  The rear aligning plate does not reach home position when the rear alignment motor (M4) has been driven for a specific time.
• Causes: The rear alignment motor (M4) is faulty. The rear aligning plate home position sensor (S7) is faulty. The sensor connector is disconnected or has an open circuit. The rear alignment motor relay harness is faulty. The rear aligning plate is subjected to an abnormal load. The finisher controller PCB is faulty.
• Remedy: 1) Rear aligning plate home position sensor (S7) Check the rear aligning plate home position sensor (S7). Is the sensor normal? NO : Replace the sensor. 2) Wiring List the wiring between the finisher controller PCB and the rear alignment motor (M4). NO : Correct the wiring. 3) Rear aligning plate Is the rack riding cover the collar of the roll? YES : Correct it. 4) Rear alignment motor (M4), Finisher controller PCB Try replacing the rear alignment motor (M4). Is the fault corrected? YES : End. NO : Replace the finisher controller PCB.

• Code: E531
• Description: The stapler does not leave the stapling home position sensor (S13) within 0.5 sec after the stapler motor (M6) is rotated CW.
  The stapler does to return to the home position sensor (S13) within 0.5 sec after the stapler motor (M6) is driven CW and, in addition, it does not return to the sensor within 0.5 sec after the motor is driven CCW thereafter.
  
• Causes: The stapler motor (M6) is faulty. The stapler home position sensor (SW1) is faulty. The stapler harness is faulty. The finisher controller PCB is faulty.
• Remedy: 1) Wiring It the wiring between the stapler unit and the finisher controller PCB normal? NO : Correct the wiring. 2) Stapler unit, Finisher controller PCB Try replacing the stapler unit. Is the fault corrected? YES : End. NO : Replace the finisher controller PCB.

• Code: E537
• Description: The front aligning plate does not reach home position when the front aligning motor (M3) is driven for a specific time.
  The front aligning plate does not leave home position when the front alignment motor (M3) is driven for a specific time.
• Causes: The front alignment motor (M3) is faulty. The front aligning plate home position sensor (S6) is faulty. The sensor connector is disconnected or has an open circuit. The front alignment motor relay harness if faulty. The front aligning plate is subjected to an abnormal load. The finisher controller PCB is faulty.
• Remedy: 1) Front aligning plate home position sensor (S6) Check the front aligning plate home position sensor (S6). Is the sensor normal? NO : Replace the sensor. 2) wiring Is the wiring between the finisher controller PCB and the front alignment motor (M3) normal? NO : Correct the wiring. 3) Front aligning plate Is the rack riding over the collar of the roll? YES : Correct it. 4) Front alignment motor (M3), Finisher controller PCB Try replacing the front alignment motor (M3). Is the problem corrected? YES : End. NO : Replace the finisher controller PCB.

• Code: E551
• Description: The delivery fan rotation signal (FNALCOK) does not arrive within 1 sec when the heat discharge fan drive signal (FANON) is sent.
  
• Causes: The heat discharge fan (FM1) is faulty. The heat discharge fan relay harness is faulty. The heat discharge fan is subjected to an abnormal load. The finisher controller PCB is faulty.
• Remedy: 1) Wiring Is the wiring between the heat discharge fan and the finisher controller PCB normal? NO : Correct the wiring. 2) Heat discharge fan (FM1), Finisher controller PCB Try replacing the heat discharge fan (FM1). Is the fault corrected? YES : End. NO : Replace the finisher controller PCB.

• Code: E577
• Description: The return roller does not reach home position when the delivery motor (M1) is driven for a specific time. (If the same condition is detected while alignment takes place in the direction of feed, a jam will be identified)
• Causes: The delivery motor (M1) on the finisher controller PCB is faulty. The return roller home position sensor (S3) is faulty. The connector is discontented or has an open circuit. The delivery motor relay harness is faulty. The return roller is faulty. The finisher controller PCB is faulty.
• Remedy: 1) Delivery motor (drive mechanism) Is the return roller rotation when the motor is rotating CCW? NO : Correcting the drive mechanism. Is the return roller displaced? NO : Correct the return roller spring. Is the tension of the delivery motor drive belt appropriate? NO : Loosen the screw, and correct the tension. 2) Return roller home position sensor (S3) Check the return roller home position sensor (S3). Is the sensor normal? NO : Replace the sensor. 3) Delivery motor (M1), Finisher controller PCB Try replacing the delivery motor (M1). Is the fault corrected? YES : End. NO : Replace the finisher controller PCB.

• Code: E580
• Description: The stack tray upper limit sensor (S1) goes ON while the stack tray up/down motor (M5) is in operation.
  The clock signal of the stack tray up/down clock sensor (S9) is not detected 15 times or more within 0.8 sec while the stack tray up/down motor (M5) is in operation.
  It does not reach the stack tray paper height sensor (S10) 2 sec after the stack tray up/down motor (M5) rotates for ascent.
  It does not leave the stack tray power height sensor (S10) 2 sec after the stack tray up/down motor (M5) starts to rotate for descent.
  
• Causes: The stack tray up/down motor (M5) is faulty. The stack tray paper height sensor (S10) is faulty. The sensor connector is disconnected or has an open circuit. The stack tray up/down clock sensor (SW9) is faulty. The sensor connector is disconnected or has an open circuit. The stack tray up/down motor is subjected to an abnormal load. The finisher controller PCB is faulty.
• Remedy: 1) Stack tray up/down motor (encoder) Try turning the encoder of the stack tray up/down motor by hand. Does it rotate smoothly? NO : Correct the mechanical mechanism. 2) Wiring Is the wiring between the finisher controller PCB and the stack tray up/down motor (M5) normal? NO : Correct the wiring. 3) Tray phase Is the left/right phase of the stack tray normal? NO : Correct the phase. 4) Stack tray up/down lock sensor (S9) Check the stack tray up/down clock sensor (S9). Is the sensor normal? NO : Replace the sensor. 5) Stack tray paper height sensor (S10) Check the stack tray paper height sensor (S10). Is the sensor normal? NO : Replace the sensor. 6) Stack tray paper limited sensor (S1), Stack tray lower limit sensor (S12) Check the stack tray upper limit sensor (S1) and the stack tray lower limit sensor (S12). Are the sensors normal? NO : Replace the sensors. 7) Stack tray up/down motor (M5), Finisher controller PCB Try replacing the stack tray up/down motor (M5). Is the fault corrected? YES : End. NO : Replace the finisher controller PCB.

• Code: E585
• Description: The stack retaining lever does not reach home position when the stack handling motor (M2) has been driven for a specific time (at the start of motor CCW rotation). (If the same condition is detected during stack delivery, a jam will be identified)
• Causes: The stack handling motor (M2) is faulty. The stack delivery lever home position sensor (S8) is faulty. The sensor connector is disconnected or has an open circuit. The stack handling motor relay harness is faulty. The stack retaining lever is faulty. The finisher controller PCB is faulty.
• Remedy: 1) Stack holding motor drive belt. Is the tension of the drive belt appropriate? NO : Loosen the screw, and correct the tension. 2) Stack handling motor (drive mechanism) Is the return roller rotating while the motor is rotating CCW? NO : Correct that drive mechanism. 3) Wiring Is the wiring between the finisher controller PCB and the stack handling motor (M2) normal? NO : Correct the wiring. 4) Stack retaining lever home position sensor (S4) Check the stack retaining lever home position sensor (S4). Is the sensor normal? NO : Replace the sensor. 5) Stack handling motor (M2), Finisher controller PCB Try replacing the stack handling motor (M2). Is the fault corrected? YES : End. NO : Replace the finisher controller PCB.