• Code: 535-8002-02
• Description: Error in the Swing Guide Motor (Finisher-Y1)
• Causes: The Swing Guide HP Sensor does not detect the swing guide when the Swing Guide Motor has been driven for 1 second.
• Remedy: STAPLE FIN-Y1/BOOKLET FIN-Y1 [Related parts] - Harnesses from the Swing Guide HP Sensor (PS119) to the Finisher Controller PCB - Harnesses from the Swing Guide Motor (M110) to the Finisher Controller PCB - Swing Guide HP Sensor (PS119) - Swing Guide Motor (M110) - Finisher Controller PCB (PCB101) [Points to note at work] When the Swing Guide Safety Switch (SW102) turns on at the detection timing of this error, this error code may be displayed. Accordingly, perform the following work before checking the related parts. 1. Check whether there is not the mulfunction in the swing guide unit. 2. Check whether there is not the mulfunction in the Swing Guide Safety Switch (SW102). [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] When replacing the Finisher Controller PCB, refer to "Adjustment> When Replacing the Parts" in the Service Manual.

• Code: 537-8001-02
• Description: a. Front Alignment Motor error (Finisher-H1) b. Error in the Rear Alignment Motor (Finisher- Y1)
• Causes: a. The Front Alignment Plate HP Sensor was not turned OFF although 1 second had passed after the Front Alignment Motor operation started. b. The rear alignment plate does not come off the Rear Alignment HP Sensor when the Rear Alignment Motor has been driven for 1 second.
• Remedy: a. INNER FIN-H1 [Related parts] - Harnesses and connectors from the Finisher Controller PCB to the Front Alignment Plate HP Sensor - Harnesses and connectors from the Finisher Controller PCB to the Front Alignment Motor - Front Alignment Plate HP Sensor (PS4) - Front Alignment Motor (M3) - Finisher Controller PCB (PCB1) b.STAPLE FIN-Y1/BOOKLET FIN-Y1 [Related parts] - Harnesses from the Rear Alignment HP Sensor (PS116) to the Finisher Controller PCB - Harnesses from the Rear Alignment Motor (M108) to the Finisher Controller PCB - Rear Alignment HP Sensor (PS116) - Rear Alignment Motor (M108) - Finisher Controller PCB (PCB101) [Points to note at work] When the Swing Guide Safety Switch (SW102) turns on at the detection timing of this error, this error code may be displayed. Accordingly, perform the following work before checking the related parts. 1. Check whether there is not the mulfunction in the swing guide unit. 2. Check whether there is not the mulfunction in the Swing Guide Safety Switch (SW102). [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] When replacing the Finisher Controller PCB, refer to "Adjustment> When Replacing the Parts" in the Service Manual.

• Code: 537-8002-02
• Description: a. Front Alignment Motor error (Finisher-H1) b. Error in the Rear Alignment Motor (Finisher- Y1)
• Causes: a. The Front Alignment Plate HP Sensor was not turned ON although 5 seconds had passed after the Front Alignment Motor operation started. b. The Rear Alignment HP Sensor does not detect the rear alignment plate when the Rear Alignment Motor has been driven for 1 second.
• Remedy: a. INNER FIN-H1 [Related parts] - Harnesses and connectors from the Finisher Controller PCB to the Front Alignment Plate HP Sensor - Harnesses and connectors from the Finisher Controller PCB to the Front Alignment Motor - Front Alignment Plate HP Sensor (PS4) - Front Alignment Motor (M3) - Finisher Controller PCB (PCB1) b.STAPLE FIN-Y1/BOOKLET FIN-Y1 [Related parts] - Harnesses from the Rear Alignment HP Sensor (PS116) to the Finisher Controller PCB - Harnesses from the Rear Alignment Motor (M108) to the Finisher Controller PCB - Rear Alignment HP Sensor (PS116) - Rear Alignment Motor (M108) - Finisher Controller PCB (PCB101) [Points to note at work] When the Swing Guide Safety Switch (SW102) turns on at the detection timing of this error, this error code may be displayed. Accordingly, perform the following work before checking the related parts. 1. Check whether there is not the mulfunction in the swing guide unit. 2. Check whether there is not the mulfunction in the Swing Guide Safety Switch (SW102). [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] When replacing the Finisher Controller PCB, refer to "Adjustment> When Replacing the Parts" in the Service Manual.

• Code: 540-8001-02
• Description: a. Tray Shift Motor error (Finisher-H1) b. Stack tray time out error (Finisher-Y1)
• Causes: a. The Stack Tray Paper Height Sensor was not turned ON although 5 seconds had passed after the Tray Shift Motor operation started. b. The operation of the stack tray don't finish when the Stack Tray Shift Motor has been driven for 28 seconds. The stack tray does not come off the same area when the Stack Tray Shift Motor has been driven for 15 seconds.
• Remedy: a. INNER FIN-H1 [Related parts] - Harnesses and connectors from the Finisher Controller PCB to the Stack Tray Paper Height Sensor - Harnesses and connectors from the Finisher Controller PCB to the Tray Shift Motor - Stack Tray Paper Height Sensor (PS9) - Tray Shift Motor (M6) - Finisher Controller PCB (PCB1) b.STAPLE FIN-Y1/BOOKLET FIN-Y1 [Related parts] - Harnesses from the Stack Tray HP Sensor (PS106) to the Finisher Controller PCB - Harnesses from the Stack Tray Full Sensor 1/2/3 (PS107/PS108/PS109) to the Finisher Controller PCB - Harnesses from the Stack Tray Upper Limit Sensor (PS110) to the Finisher Controller PCB - Harnesses from the Stack Tray Shift Motor (M105) to the Finisher Controller PCB - Stack Tray HP Sensor (PS106) - Stack Tray Full Sensor 1/2/3 (PS107/PS108/PS109) - Stack Tray Shift Motor (M105) - Finisher Controller PCB (PCB101) [Points to note at work] When the Swing Guide Safety Switch (SW102) turns on at the detection timing of this error, this error code may be displayed. Accordingly, perform the following work before checking the related parts. 1. Check whether there is not the mulfunction in the swing guide unit. 2. Check whether there is not the mulfunction in the Swing Guide Safety Switch (SW102). [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] When replacing the Finisher Controller PCB, refer to "Adjustment> When Replacing the Parts" in the Service Manual.

• Code: 540-8002-02
• Description: a. Tray Shift Motor error (Finisher-H1) b. Stack tray area error (Finisher-Y1)
• Causes: a. The Front Alignment Plate HP Sensor was not turned OFF or the Stack Tray Lower Limit Sensor was not turned ON although 3.5 seconds had passed after the Front Alignment Motor operation started in the tray down operation. The Front Alignment Plate HP Sensor was not turned OFF after the tray was moved down in the paper level detection operation. b. The stack tray detects the discontinuous area during the operation.
• Remedy: a. INNER FIN-H1 [Related parts] - Harnesses and connectors from the Finisher Controller PCB to the Stack Tray Paper Height Sensor - Harnesses and connectors from the Finisher Controller PCB to the Tray Shift Motor - Stack Tray Paper Height Sensor (PS9) - Tray Shift Motor (M6) - Finisher Controller PCB (PCB1) b.STAPLE FIN-Y1/BOOKLET FIN-Y1 [Related parts] - Harnesses from the Stack Tray HP Sensor (PS106) to the Finisher Controller PCB - Harnesses from the Stack Tray Full Sensor 1/2/3 (PS107/PS108/PS109) to the Finisher Controller PCB - Harnesses from the Stack Tray Upper Limit Sensor (PS110) to the Finisher Controller PCB - Harnesses from the Stack Tray Shift Motor (M105) to the Finisher Controller PCB - Stack Tray HP Sensor (PS106) - Stack Tray Full Sensor 1/2/3 (PS107/PS108/PS109) - Stack Tray Shift Motor (M105) - Finisher Controller PCB (PCB1) [Points to note at work] When the Swing Guide Safety Switch (SW102) turns on at the detection timing of this error, this error code may be displayed. Accordingly, perform the following work before checking the related parts. 1. Check whether there is not the mulfunction in the swing guide unit. 2. Check whether there is not the mulfunction in the Swing Guide Safety Switch (SW102). [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] When replacing the Finisher Controller PCB, refer to "Adjustment> When Replacing the Parts" in the Service Manual.

• Code: 540-8004-02
• Description: Stack tray paper surface detection error (Finisher-Y1)
• Causes: The Stack Tray Paper Surface Sensor does not turn off when the stack tray has been lowered for 10 seconds.
• Remedy: STAPLE FIN-Y1/BOOKLET FIN-Y1 [Related parts] - Harnesses from the Stack Tray Paper Surface Sensor (light-emitting) (PBA101) to the Finisher Controller PCB - Harnesses from the Stack Tray Paper Surface Sensor (light-receiving) (PBA102/PBA103) to the Finisher Controller PCB - Harnesses from the Stack Tray Shift Motor (M105) to the Finisher Controller PCB - Stack Tray Paper Surface Sensor (light-emitting) (PBA101) - Stack Tray Paper Surface Sensor (light-receiving) (PBA102/PBA103) - Stack Tray Shift Motor (M105) - Finisher Controller PCB (PCB101) [Points to note at work] When the Swing Guide Safety Switch (SW102) turns on at the detection timing of this error, this error code may be displayed. Accordingly, perform the following work before checking the related parts. 1. Check whether there is not the mulfunction in the swing guide unit. 2. Check whether there is not the mulfunction in the Swing Guide Safety Switch (SW102). [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] When replacing the Finisher Controller PCB, refer to "Adjustment> When Replacing the Parts" in the Service Manual.

• Code: 551-0003-02
• Description: Error in the Cooling Fan (Finisher-Y1)
• Causes: The lock signal is detected 1.2 seconds or more while the fan operates.
• Remedy: STAPLE FIN-Y1/BOOKLET FIN-Y1 [Related parts] - Harnesses from the Cooling Fan (FM101) to the Finisher Controller PCB - Cooling Fan (FM101) - Finisher Controller PCB (PCB101) [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] When replacing the Finisher Controller PCB, refer to "Adjustment> When Replacing the Parts" in the Service Manual.

• Code: 551-0004-02
• Description: Error in the Cooling Fan of the Finisher (Finisher-Y1)
• Causes: The lock status is released when the fan stops.
• Remedy: STAPLE FIN-Y1/BOOKLET FIN-Y1 [Related parts] - Harnesses from the Cooling Fan (FM101) to the Finisher Controller PCB - Cooling Fan (FM101) - Finisher Controller PCB (PCB101) [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] When replacing the Finisher Controller PCB, refer to "Adjustment> When Replacing the Parts" in the Service Manual.