Code: A0-01
Description:
Security incompatibility error
When the PCL or the FAX board is installed, it does not match with compatible/incompatible setup of the MCU board security.
Causes:
The security compatibility/incompatibility of the installed PCL or FAX board does not match with that of the MCU board.
Remedy:
Cheek the security compatibility/ incompatibility of each board. Match the security compatibility/incompatibility of the boards.
Code: E1-00
Description:
MCU-IMC communication trouble
Communication establishment error/ framing/parity/protocol error
Causes:
IMC PWB connector disconnection Motherboard connector pin breakage IMC PWB ROM defect, data failure
Remedy:
Check the connectors of the IMC PWB and MCU PWB. Check the grounding of the copier. Check the ROM of the IMC PWB.
Code: E1-10
Description:
IMC PWB trouble
Communication trouble between MCU and IMC PWB
Causes:
IMC PWB connector disconnection Motherboard connector pin breakage IMC PWB ROM defect, data failure
Remedy:
Replace the IMC PWB
Code: E1-11
Description:
IMC board ASIC error
ASIC abnormality on IMC board
Causes:
IMC board abnormality
Remedy:
Replace the IMC PWB
Code: E1-12
Description:
IMC board CODEC IC error
CODEC IC (JBIG chip) abnormality on IMC board
Causes:
IMC board abnormality
Remedy:
Replace the IMC PWB
Code: E1-13
Description:
IMC board flash ROM error
Flash ROM abnormality on IMC board
Causes:
IMC board abnormality
Remedy:
Replace the IMC PWB. When the program download is abnormally terminated, a error may occur. In this case, download the program again.
Code: E1-14
Description:
IMC board expanded memory module (DIMM) error
IMC extended compression memory module installation error IMC extended compression memory access error
Causes:
IMC expanded memory module installation trouble IMC expanded memory module trouble IMC expanded memory contact trouble IMC board abnormality
Remedy:
Check installation of the expanded memory module. (Spec: Added to Slot 1.) Replace the expanded memory module. Replace the IMC PWB.
Code: E1-15
Description:
IMC board Page Memory error/SRAM error
IMC Page Memory Work SRAM abnormality
Causes:
IMC board abnormality
Remedy:
Replace the IMC PWB Remarks Print buffer page memory or work SRAM abnormality

Code: E1-16
Description:
IMC board compression image store memory error
Access error of IMC standard compression memory
Causes:
IMC board abnormality
Remedy:
Replace the IMC PWB Remarks Standard compression image store memory abnormality
Code: E1-17
Description:
IMC board smoothing IC error
IMC smoothing IC abnormality
Causes:
IMC board abnormality
Remedy:
Replace the IMC PWB
Code: E1-80
Description:
IMC PWB communication trouble (protocol)
Communication trouble between MCU and IMC PWB (Protocol error)
Causes:
IMC PWB connector disconnection Motherboard connector pin breakage IMC PWB ROM defect, data failure
Remedy:
Check the connectors of the IMC PWB and MCU PWB. Check the grounding of the copier. Check the ROM of the IMC PWB.
Code: E1-81
Description:
IMC PWB communication trouble (Parity)
Communication trouble between MCU and printer IMC (Parity error)
Causes:
IMC PWB connector disconnection Motherboard connector pin breakage IMC PWB ROM defect, data failure
Remedy:
Check the connectors of the IMC PWB and MCU PWB. Check the grounding of the copier. Check the ROM of the IMC PWB.
Code: E1-82
Description:
IMC PWB communication trouble (Overrun)
Communication trouble between MCU and IMC PWB (Overrun error)
Causes:
IMC PWB connector disconnection Motherboard connector pin breakage IMC PWB ROM defect, data failure
Remedy:
Check the connectors of the IMC PWB and MCU PWB. Check the grounding of the copier. Check the ROM of the IMC PWB.
Code: E1-84
Description:
IMC PWB communication trouble (Framing)
Communication trouble between MCU and IMC PWB (Framing error)
Causes:
IMC PWB connector disconnection Motherboard connector pin breakage IMC PWB ROM defect, data failure
Remedy:
Check the connectors of the IMC PWB and MCU PWB. Check the grounding of the copier. Check the ROM of the IMC PWB.
Code: E1-88
Description:
IMC PWB communication trouble (Timeout)
Communication trouble between MCU and IMC PWB (Time-out error)
Causes:
IMC PWB connector disconnection Motherboard connector pin breakage IMC PWB ROM defect, data failure
Remedy:
Check the connectors of the IMC PWB and MCU PWB. Check the grounding of the copier. Check the ROM of the IMC PWB.
Code: E7-02
Description:
LSU trouble
BD signal from LSU is not detected in a constant cycle. (Kept OFF or ON)
Causes:
LSU connector or LSU inside harness trouble or disconnection Polygon motor rotation abnormality Laser does not illuminate. MCU PWB failure
Remedy:
Check for disconnection of the LSU connector. Check the LSU operation with SIM 61-1. Check that the polygon motor rotates normally. Check laser LED lighting. Replace the LSU unit. Replace the MCU PWB.
Code: E7-10
Description:
Shading trouble (black correction)
CCD black reference plate scan level abnormality when the copy lamp turns off.
Causes:
Flat cable installation failure to CCD unit CCD unit error
Remedy:
Check flat cable installation to the CCD unit. Check CCD unit.
Code: E7-11
Description:
Shading trouble (white correction)
Improper CCD white reference plate reading level for copy lamp lighting
Causes:
Flat cable installation failure to CCD unit "Dirt on the mirror, lens, and reference white plate" Copy lamp operation error CCD unit abnormality MCU PWB abnormality (Occurred in the SPF scan position.)
Remedy:
Clean the mirror, the lens, and the reference white plate. Check the copy lamp light quantity and its operation. (SIM 5-3) Check CCD unit. Check MCU PWB.
Code: E7-12
Description:
Shading trouble
White correction is not completed in the specified number of times.
Causes:
Flat cable installation failure to CCD unit "Dirt on the mirror, lens, and reference white plate" Copy lamp lighting trouble CCD unit abnormality MCU PWB abnormality
Remedy:
Clean the mirror, the lens, and the reference white plate. Check the copy lamp light quantity and its operation. (SIM 5-3) Check CCD unit. Check MCU PWB.
Code: EE-EL
Description:
Developer adjustment trouble (Over-toned abnormality)
An abnormality occurred in execution of automatic developer adjustment. Sample data was detected over-toner.
Causes:
Toner concentration sensor abnormality Toner concentration trouble Developing unit trouble MCU PWB failure
Remedy:
Use SIM 25-2 to perform the auto developer adjustment.
Code: EE-EU
Description:
Developer adjustment trouble (Undertoned abnormality)
An abnormality occurred in execution of automatic developer adjustment. Sample data was detected under-toner.
Causes:
Toner concentration sensor abnormality Toner concentration trouble Developing unit trouble MCU PWB failure
Remedy:
Use SIM 25-2 to perform the auto developer adjustment.
Code: F1-00
Description:
Finisher communication trouble
Communication line test error occurs when power is turned on or after the exit of a simulation mode. Error in Finisher communication
Causes:
Connection trouble or disconnection of the connector and harness between the body and the finisher. Finisher control PWB trouble Control PWB failure Malfunction by noises
Remedy:
Canceled by turning OFF/ON the power. Check the connectors and the harness of communication line. Replace the finisher control PWB.
Code: F1-01
Description:
Side guide plated home position error
The side guide plate cannot return to the home position.
Causes:
Side guide plate drive motor abnormality Side guide plate home position sensor abnormality Finisher PWB abnormality
Remedy:
Use SIM3-3-1 to check the side guide plate motor operation.
Code: F1-03
Description:
Paddle motor trouble (AR-F14N)
Paddle motor operation abnormality
Causes:
Motor lock. Motor rpm abnormality. Overcurrent to the motor. Finisher control PWB trouble.
Remedy:
Use SIM3-3-10 to check the paddle motor operation

Code: F1-06
Description:
Offset motor trouble
When the offset motor of the finisher is driven it does not reach the specified position.
Causes:
Offset motor abnormality Offset motor origin sensor abnormality Finisher PWB abnormality
Remedy:
(AR-FN5A) Use SIM 3-3-6 to check the offset motor operation (AR-F14N) Use SIM 3-3-6 to check the slide motor operation
Code: F1-08
Description:
Staple motor error
The staple motor cannot return to the home position.
Causes:
Staple motor abnormality Staple motor home position sensor abnormality Staple unit abnormality Finisher PWB abnormality
Remedy:
Use SIM 3-3-7 to check the staple motor operation
Code: F1-10
Description:
Staple motor trouble
Staple motor operation abnormality
Causes:
Motor lock. Motor rpm abnormality. Overcurrent to the motor. Finisher control PWB trouble.
Remedy:
Use SIM 3-3-5 to check the staple motor operation
Code: F1-11
Description:
Rear edge plate home position error
The rear edge plate cannot return to the home position.
Causes:
Rear edge plate drive motor abnormality Side guide plate home position sensor abnormality Finisher PWB abnormality
Remedy:
(AR-FN5A) Use SIM 3-3-2 to check the rear edge plate motor operation (AR-F14N) Use SIM 3-3-9 to check the bundle exit motor operation
Code: F1-15
Description:
Finisher lift-up motor trouble
The finisher lift-up motor does not reach the specified position.
Causes:
Lift-up motor abnormality Lift-up motor upper limit sensor abnormality Finisher PWB abnormality
Remedy:
Use SIM 3-3-5 to check the lift-up motor operation
Code: F1-19
Description:
Alignment motor (F) trouble
Alignment motor operation abnormality
Causes:
Motor lock. Motor rpm abnormality. Overcurrent to the motor. Finisher control PWB trouble.
Remedy:
Use SIM3-3-8 to check the alignment (F) motor operation.
Code: F1-20
Description:
Alignment motor (R) trouble
Alignment motor operation abnormality
Causes:
Motor lock. Motor rpm abnormality. Overcurrent to the motor. Finisher control PWB trouble.
Remedy:
Use SIM3-3-7 to check the alignment (R) motor operation
Code: F1-30
Description:
Finisher interface error
Communication line test error occurs when power is turned on or after the exit of a simulation mode. Error in console finisher communication
Causes:
Connection trouble or disconnection of the connector and harness between the body and the finisher. Finisher control PWB trouble. Control PWB (PCU) failure. Malfunction by noises.
Remedy:
Canceled by turning OFF/ON the power. Check the connectors and the harness of communication line Replace the finisher control PWB.

Code: F1-31
Description:
Fold sensor trouble
Sensor input value abnormality
Causes:
Sensor breakage. harness breakage. Finisher control PWB trouble.
Remedy:
Use SIM3-2 to check the sensor operation.
Code: F1-32
Description:
Punch unit communication trouble
Communication error between the console finisher and the punch unit
Causes:
Improper connection or disconnection of connector and harness between the finisher and the punch unit. Finisher control PWB trouble. Control PWB (PCU) failure. Malfunction by noises.
Remedy:
Canceled by turning OFF/ON the power. Check the connectors and the harness of communication line. Replace the finisher control PWB.
Code: F1-33
Description:
Punch side registration motor trouble
Punch side registration motor operation abnormality
Causes:
Motor lock. Motor rpm abnormality. Overcurrent to the motor. Finisher control PWB trouble.
Remedy:
Use SIM3-3-2 to check the punch side registration motor operation
Code: F1-34
Description:
Punch motor trouble
Punch motor operation abnormality
Causes:
Motor lock. Motor rpm abnormality. Overcurrent to the motor. Finisher control PWB trouble.
Remedy:
Use SIM3-3-3 to check the punch motor operation
Code: F1-35
Description:
Punch side registration sensor trouble
Sensor input value abnormality
Causes:
Sensor breakage. harness breakage. Finisher control PWB trouble.
Remedy:
Use SIM3-2 to check the punch side registration sensor operation
Code: F1-36
Description:
Punch registration sensor trouble
Sensor input value abnormality
Causes:
Sensor breakage. harness breakage. Finisher control PWB trouble.
Remedy:
Use SIM3-2 to check the punch registration sensor operation
Code: F1-37
Description:
Backup RAM trouble
Backup RAM contents are disturbed
Causes:
Finisher control PWB trouble. Malfunction by noise.
Remedy:
Replace the finisher control PWB.
Code: F1-38
Description:
Punch backup RAM trouble
Punch unit backup RAM contents are disturbed.
Causes:
Punch control PWB trouble. Malfunction by noise.
Remedy:
Replace the punch control PWB

Code: F1-39
Description:
Punch dust sensor trouble
Punch dust sensor detection trouble
Causes:
Sensor breakage. harness breakage. Finisher control PWB trouble.
Remedy:
Use SIM3-2 to check the punch dust sensor operation
Code: F1-40
Description:
Punch power trouble
Panch unit power discontinuity detection
Causes:
Punch control PWB defect
Remedy:
Replace the punch control PWB
Code: F1-50
Description:
Finisher incompatibility error
Speed does not coincide between finisher and main unit
Causes:
AR-FN5N/F14 is connected to 31 sheet model
Remedy:
Connect AR-FN5A. Connect AR-F14N.
Code: F1-53
Description:
Interface transport unit connection trouble
Interface transport unit connector disconnection
Causes:
Improper connection of connector between the finisher and the interface transport unit
Remedy:
Check the interface transport unit connector.
Code: F1-81
Description:
Transport motor trouble
Transport motor trouble
Causes:
Motor lock. Motor rpm abnormality. Overcurrent to the motor. Finisher control PWB trouble.
Remedy:
Use SIM3-3-11 to check the front transport motor operation
Code: F2-02
Description:
Toner supply failure
The value judged from the actual toner supply hysteresis differs greatly from the toner sensor value.
Causes:
Developing unit trouble Toner supply abnormality caused by installation of unpacked toner cartridge
Remedy:
Replace the developing unit. Use SIM 25-1 to perform DV stirring.
Code: F2-04
Description:
Identification error
Identification error When the CRUM trademark differs. When the CRUM company code differs.
Causes:
CRUM chip failure Erroneous developing unit
Remedy:
Replace the CRUM chip. Replace the developing unit.
Code: F2-58
Description:
Temperature humidity sensor abnormality
Causes:
Temperature humidity sensor connector disconnection. Short-circuit of the temperature humidity sensor was detected.
Remedy:
Check the connection of temperature humidity sensor. Replace the temperature humidity sensor.

Code: F5-02
Description:
Copy lamp lighting abnormality
The copy lamp does not light up.
Causes:
Copy lamp error Copy lamp harness abnormality CCD PWB harness abnormality
Remedy:
Check the copy lamp. (SIM 5-3) When the lamp lights: Check the harnesses and connectors between the CCD unit and the MCU PWB. When the lamp does not light: Check the harness and connector between the copy lamp and the MCU PWB. Replace the copy lamp unit. Replace the MCU PWB.
Code: F6-00
Description:
MCU-FAX communication trouble
Communication establishment error/ framing/parity/protocol error
Causes:
FAX control PWB connector disconnection Defective harness between FAX control PWB and MCU PWB Motherboard connector pin breakage FAX control PWB ROM error/Data error
Remedy:
Check the connectors and the harness of FAX control PWB and MCU PWB. Check the grounding of the copier. Check FAX control PWB ROM.
Code: F6-10
Description:
FAX control PWB trouble
Communication trouble between MCU and FAX control PWB
Causes:
FAX control PWB connector disconnection Defective harness between FAX control PWB and MCU PWB Motherboard connector pin breakage FAX control PWB ROM error/Data error IC on FAX PWB causes abnormality
Remedy:
Replate the FAX control PWB
Code: F6-80
Description:
FAX control PWB communication trouble (Protocol)
Communication trouble between MCU and FAX control PWB (Protocol error)
Causes:
FAX control PWB connector disconnection Defective harness between FAX control PWB and MCU PWB Motherboard connector pin breakage FAX control PWB ROM error/Data error
Remedy:
Check the connectors and the harness of FAX control PWB and MCU PWB. Check the grounding of the copier. Check FAX control PWB ROM.
Code: F6-81
Description:
FAX control PWB communication trouble (Parity)
Communication trouble between MCU and FAX control PWB (Parity error)
Causes:
FAX control PWB connector disconnection Defective harness between FAX control PWB and MCU PWB Motherboard connector pin breakage FAX control PWB ROM error/Data error
Remedy:
Check the connectors and the harness of FAX control PWB and MCU PWB. Check the grounding of the copier. Check FAX control PWB ROM.
Code: F6-82
Description:
FAX control PWB communication trouble (Over-run)
Communication trouble between MCU and FAX control PWB (Overrun error)
Causes:
FAX control PWB connector disconnection Defective harness between FAX control PWB and MCU PWB Motherboard connector pin breakage FAX control PWB ROM error/Data error
Remedy:
Check the connectors and the harness of FAX control PWB and MCU PWB. Check the grounding of the copier. Check FAX control PWB ROM.
Code: F6-84
Description:
FAX control PWB communication trouble (Framing)
Communication trouble between MCU and FAX control PWB (Framing error)
Causes:
FAX control PWB connector disconnection Defective harness between FAX control PWB and MCU PWB Motherboard connector pin breakage FAX control PWB ROM error/Data error
Remedy:
Check the connectors and the harness of FAX control PWB and MCU PWB. Check the grounding of the copier. Check FAX control PWB ROM.
Code: F6-88
Description:
FAX control PWB communication trouble (Timeout)
Communication trouble between MCU and FAX control PWB (Timeout error)
Causes:
FAX control PWB connector disconnection Defective harness between FAX control PWB and MCU PWB Motherboard connector pin breakage FAX control PWB ROM error/Data error
Remedy:
Check the connectors and the harness of FAX control PWB and MCU PWB. Check the grounding of the copier. Check FAX control PWB ROM.
Code: F6-95
Description:
Incompatibility error of AR-F14N and FAX control PWB
FAX control PWB incompatible with ARF14N and AR-F14N was installed to the copier
Causes:
FAX control PWB is incompatible
Remedy:
Install the FAX control PWB compatible with AR-F14N
Code: F6-99
Description:
FAX control PWB destination error
The machine destination setup does not coincide with the FAX board destination setup.
Causes:
The machine destination setup (Sim 26-6) does not coincide with the FAX board setup
Remedy:
Check the variety of FAX LIU PWB. Check the machine destination setup (Sim 22-6) and FAX country code (Soft SW table).
Code: F9-00
Description:
MCU-PRT communication trouble
Communication establishment error/ framing/parity/protocol error
Causes:
Printer PWB connector disconnection Harness trouble between the printer PWB and the MCU PWB Motherboard connector pin breakage Printer PWB ROM trouble/Data disturbance
Remedy:
Check the connectors and the harness of the printer PWB and MCU PWB. Check the grounding of the copier. Check ROM on printer PWB.
Code: F9-10
Description:
Printer PWB trouble
Communication trouble between MCU and printer PWB
Causes:
Printer PWB connector disconnection Harness trouble between the printer PWB and the MCU PWB Motherboard connector pin breakage Printer PWB ROM trouble/Data disturbance
Remedy:
Replace the printer PWB