• Code: E537-8002
• Description: A. Error in the rear alignment motor (Finisher-K1) B. Rear aligning plate home position error (Finisher-L1). A. The rear alignment HP sensor does not detect the rear alignment plate when the rear alignment motor has been driven for 4 seconds. B. The aligning plate does not leave the aligning plate rear home position sensor when the alignment plate rear motor has been driven for 4 seconds.
• Remedy: A: A-1. The connector of the rear alignment HP sensor (S109) or the rear alignment motor (M109) are disconnected. A-2. The wiring of the rear alignment HP sensor or the rear alignment motor are faulty. A-3. The rear alignment HP sensor is faulty. A-4. The rear alignment motor is faulty. A-5. The finisher controller PCB is faulty. B: B-1. The aligning plate rear home position sensor (PI107) is faulty. B-2. The wiring between the finisher controller PCB and aligning plate rear motor is faulty. B-3. The rear aligning plate is faulty. B-4. The rear aligning plate motor (M104) is faulty. B-5. The finisher controller PCB is faulty.

• Code: E540-8001
• Description: A. Tray 1 time-out error (Finisher-A1) B. Upper tray time-out error (Finisher-B1). A. The tray 1 does not return to home position when the tray 1 shift motor has been driven for 20 seconds. The tray 1 does not come off the tray 1 area sensor at the same area when the tray 1 shift motor has been driven for 4 seconds. B. If the tray does not return to home position when the tray 1 shift motor is driven for the specified period of time. If the tray does not move to other area when tray 1 shift motor is driven for the specified period of time.
• Remedy: A: A-1. The connectors of the tray 1 area sensors (S122/ S123/S124) or the tray 1 shift motor (M105) are disconnected. A-2. The wiring of the tray 1 area sensors or the tray 1 shift motor are faulty. A-3. The tray 1 area sensors is faulty. A-4. The tray 1 shift motor is faulty. A-5. The finisher controller PCB is faulty. B: B-1. The tray 1 shift area sensor PCB is faulty. B-2. The wiring between the finisher controller PCB and tray 1 shift motor is faulty. B-3. The tray up/down mechanism is faulty. B-4. The tray 1 shift motor (M107) is faulty. B-5. The finisher controller PCB is faulty.

• Code: E540-8002
• Description: A. Tray 1 area error (Finisher-K1) B. Upper tray time out error (Finisher-L1). A. The tray 1 detects the discontinuous area with the tray 1 area sensors. B. The dangerous area is reached before the tray 1 paper surface sensor detects paper surface during the paper surface detection operation. A discontinuous area is detected during tray operation.
• Remedy: A: A-1. The connectors of the tray 1 area sensors (S122/ S123/S124) or the tray 1 shift motor (M105) are disconnected. A-2. The wiring of the tray 1 area sensors or the tray 1 shift motor are faulty. A-3. The tray 1 area sensors is faulty. A-4. The tray 1 shift motor is faulty. A-5. The finisher controller PCB is faulty. B: B-1. The tray 1 shift area sensor PCB is faulty. B-2. The wiring between the finisher controller PCB and tray 1 shift motor is faulty. B-3. The tray up/down mechanism is faulty. B-4. The tray 1 shift motor (M107) is faulty. B-5. The finisher controller PCB is faulty.

• Code: E540-8003
• Description: A. Error in the tray 1 lower safety switch (Finisher-K1) B. Swing guide switch/Staple safety switch error (Finisher-L1). A. The tray 1 lower safety switch is turned ON while the tray 1 operates. B. The swing guide switch or staple safety switch is activated while the tray is operating.
• Remedy: A: A-1. The connector of the tray 1 lower safety switch (SW110) or the tray 1 shift motor (M105) are disconnected. A-2. The wiring of the tray 1 lower safety switch or the tray 1 shift motor are faulty. A-3. The tray 1 lower safety switch is faulty. A-4. The tray 1 shift motor is faulty. A-5. The finisher controller PCB is faulty. B: B-1. The tray 1 shift area sensor PCB is faulty. B-2. The wiring between the finisher controller PCB and tray 1 shift motor is faulty. B-3. The tray up/down mechanism is faulty. B-4. The tray 1 shift motor (M107) is faulty. B-5. The finisher controller PCB is faulty.

• Code: E540-8004
• Description: The tray 1 closing detect switch error (Finisher-L1). The FIG input cannot be detected when the tray 1 shift motor has been driven for 0.2 second.
• Remedy: 1. The tray 1 shift area sensor PCB is faulty. 2. The wiring between the finisher controller PCB and tray 1 shift motor is faulty. 3. The tray up/down mechanism is faulty. 4. The tray 1 shift motor (M107) is faulty. 5. The finisher controller PCB is faulty.

• Code: E540-8005
• Description: The tray 1 shift motor speed error (Finisher-L1). The lock detection signal turns OFF for 200 mseconds after the lock detection signal turned ON 150 mseconds.
• Remedy: 1. The tray 1 shift area sensor PCB is faulty. 2. The wiring between the finisher controller PCB and tray 1 shift motor is faulty. 3. The tray up/down mechanism is faulty. 4. The tray 1 shift motor (M107) is faulty. 5. The finisher controller PCB is faulty.

• Code: E540-8006
• Description: The tray 1 shift motor acceleration error (Finisher-L1). The lock detection signal does not turn ON when the tray 1 shift motor has been driven for 1 second.
• Remedy: 1. The tray 1 shift area sensor PCB is faulty. 2. The wiring between the finisher controller PCB and tray 1 shift motor is faulty. 3. The tray up/down mechanism is faulty. 4. The tray 1 shift motor (M107) is faulty. 5. The finisher controller PCB is faulty.

• Code: E540-8007
• Description: The tray 1 shift motor error (Finisher-L1). The lock detection signal does not turn OFF when the tray 1 shift motor is at a stop.
• Remedy: 1. The tray 1 shift area sensor PCB is faulty. 2. The wiring between the finisher controller PCB and tray 1 shift motor is faulty. 3. The tray up/down mechanism is faulty. 4. The tray 1 shift motor (M107) is faulty. 5. The finisher controller PCB is faulty.