Sharp MXM1054常見故障代碼描述,英文手冊3
更新時間：2024/11/16 23:27:30,view:71Code: F0-91
Description:
Stacker second series offset unit abnormality
Offset motor, offset home sensor abnormality
Causes:
Abnormal operation of the offset motor which shifts the stack tray paper exit roller Offset home sensor detection trouble Control PWB trouble, disconnection of connector trouble, motor trouble, sensor trouble
Remedy:
Use SIM03-61 to check the operation of the offset motor. Use SIM03-60 to check the offset home sensor signal. Replace the control PWB. Check connection of the connector and harness from the control PWB to the offset motor. Check connection of the connector and harness from the control PWB to the offset home sensor.
Code: F0-92
Description:
Stacker second series front side jogger abnormality
Front side jogger motor, front side jogger home sensor abnormality
Causes:
Abnormal operation of the front side jogger motor for driving the alignment plate (front side) Alignment plate (front side) home position front side jogger home sensor detection trouble Control PWB trouble, disconnection of connector trouble, motor trouble, sensor trouble
Remedy:
Use SIM03-61 to check the operation of the front side jogger motor. Use SIM03-60 to check the front side jogger home sensor signal. Replace the control PWB. Check connection of the connector and harness from the control PWB to the front side jogger motor. Check connection of the connector and harness from the control PWB to the front side jogger home sensor.
Code: F0-93
Description:
Stacker second series rear side jogger abnormality
Rear side jogger motor, rear side jogger home sensor abnormality
Causes:
Abnormal operation of the rear side jogger motor for driving the alignment plate (rear side) Alignment plate (rear side) home position rear side jogger home sensor detection trouble Control PWB trouble, disconnection of connector trouble, motor trouble, sensor trouble
Remedy:
Use SIM03-61 to check the operation of the rear side jogger motor. Use SIM03-60 to check the rear side jogger home sensor signal. Replace the control PWB. Check connection of the connector and harness from the control PWB to the rear side jogger motor. Check connection of the connector and harness from the control PWB to the rear side jogger home sensor.
Code: F0-94
Description:
Stacker second series lead edge jogger abnormality
Lead edge jogger motor, lead edge jogger home sensor abnormality
Causes:
Abnormal operation of the lead edge jogger motor for driving the alignment plate (lead edge) Alignment plate (lead edge) home position lead edge jogger home sensor detection trouble Control PWB trouble, disconnection of connector trouble, motor trouble, sensor trouble
Remedy:
Use SIM03-61 to check the operation of the lead edge jogger motor. Use SIM03-60 to check the lead edge jogger home sensor signal. Replace the control PWB. Check connection of the connector and harness from the control PWB to the lead edge jogger motor. Check connection of the connector and harness from the control PWB to the lead edge jogger home sensor.
Code: F0-95
Description:
Stacker second series stack tray abnormality
Stack tray lift motor abnormality, tray DC motor encoder sensor abnormality, tray limit switch (upper limit, lower limit) operation trouble, tray position sensor abnormality
Causes:
Abnormal operation of the stack tray lift motor Abnormality of the tray DC motor encoder sensor for detecting the motor rotation Tray limit switch (upper limit, lower limit) operation Stack tray home sensor abnormality, stack tray 25% load position sensor abnormality, stack tray 50% load position sensor abnormality, stack tray 75% load position sensor abnormality, stack tray 100% load position sensor abnormality, stack tray extendable position sensor abnormality Control PWB trouble, disconnection of connector trouble, motor trouble, sensor trouble
Remedy:
Use SIM03-61 to check the operation of the stack tray lift motor. Use SIM03-60 to check the tray DC motor encoder sensor signal. Use SIM03-60 to check the operation of the tray limit switch (upper limit, lower limit). Use SIM03-60 to check each tray position sensor signal and to check that two or more sensors are not simultaneously ON. Replace the control PWB. Check connection of the connector and harness from the control PWB to the stack tray lift motor. Check connection of the connector and harness from the control PWB to the tray DC motor encoder sensor. Check connection of the connector and harness from the control PWB to the tray limit switch (upper limit, lower limit). Check connection of the connector and harness from the control PWB to each tray position sensor.
Code: F1-00
Description:
Finisher - PCU PWB communication error
Causes:
Connection trouble of the connector and the harness between the finisher and the PCU PWB. Finisher control PWB trouble. PCU PWB trouble.
Remedy:
Check the connector and the harness between the finisher and the PCU PWB. Replace the finisher control PWB. Replace the PCU PWB.
Code: F1-01
Description:
Jogger motor trouble
Jogger shift motor abnormality in the finisher staple compiler
Causes:
Motor lock, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
Remedy:
Use Sim. 3-3 to check the operation of the jogger motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-08
Description:
Stapler shift trouble (FSM)
Causes:
Stapler shift motor trouble. Finisher control PWB trouble. Home position sensor trouble.
Remedy:
Use SIM3-3 to check the operation of the stapler shift motor. Use SIM3-2 to check the operation of the home position sensor. Replace the stapler shift motor. Check connection of the connector and the harness. Replace the home position sensor. Replace the finisher control PWB.
Code: F1-09
Description:
Staple diagonal motor trouble
Finisher stapler unit diagonal shift motor abnormality
Causes:
Motor lock, motor harness short/open, control PWB trouble, home position sensor trouble, connection harness / connector connection trouble
Remedy:
Use Sim. 3-3 to check the operation of the stapler diagonal motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-10
Description:
Staple operation trouble (FFSM)
Causes:
Staple motor trouble. Finisher control PWB trouble. Home position sensor trouble
Remedy:
Use SIM3-3 to check the operation of the staple motor. Use SIM3-2 to check the operation of the home position sensor. Replace the staple motor. Check connection of the connector and the harness. Replace the home position sensor. Replace the finisher control PWB.
Code: F1-11
Description:
Finisher bundle exit motor trouble
Abnormality of the discharge motor for staple bundle discharge of the finisher
Causes:
Motor lock, motor harness short/open, control PWB trouble, home position sensor trouble, connection harness / connector connection trouble
Remedy:
Use Sim. 3-3 to check the operation of the discharge motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-13
Description:
Paper exit guide plate open /close motor trouble
Abnormality of the paper exit port open / close motor in the shift tray paper exit section of the finisher
Causes:
Motor lock, motor harness short / open, control PWB trouble, home position sensor trouble, connection harness/connector connection trouble.
Remedy:
Use Sim. 3-3 to check the operation of the paper exit port open/close motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-15
Description:
Finisher paper exit tray lift operation trouble (FTLM)
Lift motor trouble.
Causes:
Paper exit tray lift motor trouble. Finisher control PWB trouble. Home position sensor trouble.
Remedy:
Use SIM3-3 to check the operation of the paper exit tray lift motor. Use SIM3-2 to check the operation of the home position sensor. Replace the finisher control PWB. Replace the paper exit tray lift motor. Replace the home position sensor.
Code: F1-23
Description:
Bundle branch open/close motor trouble
Causes:
Motor lock trouble. Control PWB trouble. Home position sensor trouble. Connection harness/connector connection trouble.
Remedy:
Check the operation of the bundle paper exit motor with SIM3-3. Check connection from the control PWB to the motor. Replace the control PWB.
Code: F1-31
Description:
Finisher saddle motor trouble (Saddle stitch finisher) (FSFOM)
Causes:
Saddle paper folding motor trouble. Saddle paper folding mechanism trouble. Finisher control PWB trouble. Folding plate home position sensor trouble. Saddle paper folding motor rotation sensor trouble. Harness/connector connection trouble. PCU PWB trouble.
Remedy:
Use SIM3-3 to check the operation of the saddle motor. Check the saddle paper folding mechanism. Check the finisher control PWB, and replace if necessary. Check the folding plate home position sensor, and replace if necessary. Check the saddle paper folding motor rotation sensor, and replace if necessary. Check connection of the harness/connector, and replace if necessary. Check the PCU PWB, and replace if necessary.
Code: F1-33
Description:
Punch unit shift operation trouble (FPSM)
Causes:
Punch shift motor trouble. Finisher control PWB trouble. Home position sensor trouble. Harness and connector connection trouble.
Remedy:
Use SIM3-3 to check the operation of the punch shifting. Use SIM3-2 to check the operation of the home position sensor. Replace the punch shift motor. Replace the finisher control PWB. Replace the home position sensor. Check connection of the connectors and the harness.
Code: F1-34
Description:
Punch operation trouble (FPNM)
Causes:
Punch motor trouble. Finisher control PWB trouble. Home position sensor trouble. Harness and connector connection trouble.
Remedy:
Use SIM3-2 to check the operation of the home position sensor. Use SIM3-3 to check the operation of the punch. Replace the punch motor. Replace the finisher control PWB. Replace the home position sensor. Check connection of the connectors and the harness.
Code: F1-35
Description:
Horizontal registration detection motor trouble
Abnormality of the paper sensor shift motor for punch positioning of the punch unit in the finisher
Causes:
Motor lock, motor harness short / open, control PWB trouble, home position sensor trouble, connection harness / connector connection trouble.
Remedy:
Use Sim. 3-3 to check the operation of the horizontal resist detection motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-44
Description:
Staple motor 3 trouble
Causes:
Saddle staple motor R trouble. Finisher control PWB trouble. Home position sensor trouble. Harness and connector connection trouble.
Remedy:
Use SIM3-3 to check the operation of the saddle staple motor R. Check connection from the control PWB to the motor. Turn OFF/ON the power. Replace the control PWB. Replace the sensor.
Code: F1-45
Description:
Saddle staple trouble (FSFSTM)
Abnormality of the staple unit drive motor in the saddle section.
Causes:
Saddle staple motor trouble. Finisher control PWB trouble. Home position sensor trouble. Harness and connector connection trouble.
Remedy:
Use SIM3-3 to check the operation of the saddle staple motor. Check connection from the control PWB to the motor. Turn OFF/ON the power. Replace the control PWB. Replace the sensor.
Code: F1-46
Description:
Rear edge fence motor trouble
Causes:
Saddle motor trouble. Finisher control PWB trouble. Home position sensor trouble. Harness and connector connection trouble.
Remedy:
Use SIM3-3 to check the operation of the saddle motor. Check connection from the control PWB to the motor. Turn OFF/ON the power. Replace the control PWB. Replace the sensor.
Code: F1-47
Description:
Drive collar oscillation motor trouble
Drive collar oscillation motor abnormality in the finisher staple compiler
Causes:
Motor lock, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
Remedy:
Use Sim. 3-3 and Sim. 3-21to check the operation of the jogger motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-48
Description:
Saddle discharge motor trouble
Bundle paper transport / discharge drive motor abnormality in the saddle unit
Causes:
Motor lock, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
Remedy:
Use Sim. 3-21 to check the operation of the saddle discharge motor. Check connection from the control PWB to the motor, and turn OFF /ON the power. Replace the control PWB and the sensor part.
Code: F1-50
Description:
Main unit - Finisher combination error
Causes:
The finisher which is not supported by the main unit model is installed. Finisher control PWB trouble.
Remedy:
Install a proper finisher. Replace the finisher control PWB
Code: F1-60
Description:
Communication trouble between peripheral devices (Inserter detection)
Communication abnormality between the units connected to the downstream of the inserter. No response for a command from the inserter. Motor abnormality.
Causes:
Noise on the communication line Control PWB trouble. Harness and connector connection trouble.
Remedy:
Turn OFF/ON the power. Check connection of the connector with the downstream units of the inserter. Replace the control PWB of the downstream units of the inserter.
Code: F1-64
Description:
No. 1 pickup motor trouble
Abnormality of the paper feed roller driving motor in the upper side paper feed section of the inserter
Causes:
Motor lock, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
Remedy:
Use Sim. 3-31 to check the operation of the No. 1 pickup motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-65
Description:
No. 2 pickup motor trouble
Abnormality of the paper feed roller driving motor in the lower side paper feed section of the inserter
Causes:
Motor lock, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
Remedy:
Use Sim. 3-31 to check the operation of the No. 2 pickup motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-66
Description:
No. 1 lift motor trouble
Abnormality of the tray lift-up driving motor in the upper side paper feed section of the inserter
Causes:
Motor lock, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
Remedy:
Use Sim. 3-31 to check the operation of the No. 1 lift motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-67
Description:
No. 2 lift motor trouble
Abnormality of the tray-lift-up driving motor in the lower side paper feed section of the inserter
Causes:
Motor lock, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
Remedy:
Use Sim. 3-31 to check the operation of the No. 2 lift motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-86
Description:
Return collar oscillation motor trouble
Abnormality of the return driving motor in the compiler of the finisher.
Causes:
Motor lock, motor harness short/open trouble, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
Remedy:
Use Sim. 3-3 to check the operation of the return collar oscillation motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-89
Description:
Shift motor trouble
Abnormality of the shift unit driving motor
Causes:
Motor lock, motor harness short/open trouble, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
Remedy:
Use Sim. 3-3 to check the operation of the shift motor Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-90
Description:
Communication trouble between the decurler and the downstream units.
Communication trouble between the decurler and the units connected to the downstream of the decurler.
Causes:
Noise on the communication line, control PWB trouble, disconnection of connector or harness.
Remedy:
Turn OFF/ON the power. Check connection of the connector between the decurler unit and the downstream units of the decurler. Replace the control PWB of the downstream units of the decurler.
Code: F1-96
Description:
Decurler transport motor abnormality (DCM100)
The transport operation of the decurler transport motor is abnormal.
Causes:
Motor driver IC overcurrent detection, overheat detection.
Remedy:
Use SIM3-51 to check the operation of the decurler transport motor. Replace the control PWB.
Code: F1-97
Description:
Decurler unit fan 1 (Upper cooling fan) abnormality (DCFAN100)
The operation of the fan in the decurler unit is abnormal.
Causes:
Motor lock, motor harness short/open, control PWB trouble, disconnection of harness or connector.
Remedy:
Use SIM3-51 to check the operation of the decurler unit fan 1 (Upper cooling fan). Check connection from the control PWB to the fan motor. Replace the control PWB. Replace the fan motor.
Code: F1-98
Description:
Decurler unit fan 2 (Lower cooling fan) abnormality (DCFAN103)
The operation of the fan in the decurler unit is abnormal.
Causes:
Motor lock, motor harness short/open, control PWB trouble, disconnection of harness or connector.
Remedy:
Use SIM3-51 to check the operation of the decurler unit fan 2 (Lower cooling fan). Check connection from the control PWB to the fan motor. Replace the control PWB. Replace the fan motor.
Code: F1-99
Description:
Decurler unit fan 3 (Transport motor cooling fan) abnormality (DCFAN101)
The operation of the fan in the decurler unit is abnormal
Causes:
Motor lock, motor harness short/open, control PWB trouble, disconnection of harness or connector.
Remedy:
Use SIM3-51 to check the operation of the decurler unit fan 3 (Transport motor cooling fan). Check connection from the control PWB to the fan motor. Replace the control PWB. Replace the fan motor.
Code: F2-22
Description:
Discharge lamp trouble (K)
When the discharge lamp open sensor is kept ON for a certain time from turning ON the discharge lamp, it is detected as a trouble.
Causes:
Contact trouble between the discharge lamp PWB (K) and the PCU PWB. Discharge lamp PWB (K) trouble. PCU PWB trouble.
Remedy:
Use SIM5-4 to check lighting of the discharge lamp (K) [DL_K]. Check the discharge lamp PWB (K). Check the harness and the connector. Replace the PCU PWB.
Code: F2-33
Description:
Surface potential sensor trouble
Front surface potential sensor open or short, sensor detection trouble
Causes:
Sensor dirt, sensor trouble. Surface potential sensor harness connection trouble. PCU PWB trouble. Drum surface state abnormality. Grid high voltage output trouble. Drum charging abnormality due to dirt on the MC grid. The drum life is reached.
Remedy:
Check connection of the harness and the connector of the sensor. Check the PCU PWB. Check for dirt on the MC grid. Clean or replace as needed. Check the drum surface condition. Use Sim. 22-1 to check the drum life meter. If it is 100%, it means that the drum life is reached, and maintenance must be performed. Use Sim. 44-3 to execute DARK V0 and check the operation. Check the grid high voltage output.
Code: F2-39
Description:
Process temperature sensor trouble
Causes:
Process thermistor trouble. Process thermistor harness connection trouble. PCU PWB trouble.
Remedy:
Replace the process thermistor. Check connection of the process thermistor harness and the connector. Replace the PCU PWB.
Code: F2-40
Description:
Toner density sensor trouble (K)
Causes:
Toner density sensor output abnormality. Sensor connector and harness connection trouble. Developing unit trouble. PCU PWB trouble.
Remedy:
Replace the toner density sensor. Check connection of the sensor connector and the harness. Replace the developing unit. Replace the PCU PWB.
Code: F2-47
Description:
Room temperature thermistor trouble
Room temperature thermistor open or short
Causes:
Room temperature thermistor trouble, room temperature thermistor harness connection trouble, PCU PWB trouble.
Remedy:
Check connection of the room temperature harness / connector. Check the PCU PWB.
Code: F2-58
Description:
Process humidity sensor trouble
Causes:
Temperature/humidity sensor trouble. Process humidity sensor harness and connector connection trouble PCU PWB trouble.
Remedy:
Replace the temperature/humidity sensor. Check connection of the temperature/humidity sensor harness and the connector. Replace the PCU PWB.
Code: F2-59
Description:
Room temperature/humidity thermistor trouble
Room temperature humidity sensor open
Causes:
Room temperature humidity sensor trouble, room temperature humidity sensor harness connection trouble, PCU PWB trouble.
Remedy:
Check connection of the room temperature humidity sensor harness/connector. Check the PCU PWB.
Code: F2-64
Description:
Toner supply operation trouble (K)
Causes:
Toner motor trouble. Toner density sensor trouble. Connector/harness trouble. PCU PWB trouble. Toner cartridge trouble. Developing unit trouble. Toner hopper section trouble
Remedy:
Replace the toner motor. Replace the toner density sensor. Connector and harness check. Replace the PCU PWB. Replace the toner cartridge. Replace the developing unit. Check the toner hopper section.
Code: F2-70
Description:
Improper toner cartridge detection (K)
Causes:
An improper toner cartridge is inserted. (The main unit detects a toner cartridge of a different specification.) Toner cartridge trouble. PCU PWB trouble.
Remedy:
Replace the toner cartridge. Replace the PCU PWB.
Code: F2-74
Description:
Toner cartridge CRUM error (K)
Causes:
Toner cartridge (CRUM) trouble. PCU PWB trouble. Connector and harness trouble between PCU PWB and toner cartridge
Remedy:
Replace the toner cartridge. Replace the PCU PWB. Check the connector and the harness between the PCU PWB and the toner cartridge.
Code: F2-78
Description:
Image density sensor adjustment trouble
Before registration, the transfer belt surface is scanned by the image density sensor to adjust the sensor gain so that the output is maintained at a constant level. When, however, the sensor gain is changed, the output level does not fall within the specified range.
Causes:
Image density sensor trouble. Connection trouble of the harness between the PCU PWB and the image density sensor. Dirt on the image density sensor, transfer belt cleaning trouble Calibration plate solenoid operation trouble
Remedy:
Check the sensor and the harness Check the operation of the calibration plate solenoid, and check the transfer belt surface conditions. If the trouble is not removed, perform the following procedures depending on the check results. Replace the registration image sensor. Replace the transfer belt. Replace the calibration plate solenoid. Replace the PCU PWB.
Code: F2-91
Description:
High density process control high voltage error (K)
When executing the high density process control in the toner cartridge-less production process, the developing bias exceeds 500V.
Causes:
• Image density sensor trouble, harness connection trouble between the PCU PWB and the image density sensor, dirt on the image density sensor, transfer belt cleaning trouble • Developing tank abnormality
Remedy:
• Use SIM44-02 to execute the gain adjustment of the process control sensor. When "Error" is displayed, it may be considered as breakdown. Check the sensor and the harness. When the adjustment is normally completed, check the drum surface and the belt surface. • Replace the developing tank.
Code: F3-12
Description:
Paper feed tray 1 lift operation trouble
Causes:
LUD1 is not turned ON within the specified time. CLUD1 sensor trouble. Paper feed tray 1 lift unit trouble. PCU PWB trouble. Sensor harness and connector connection trouble
Remedy:
Check connection of the harness and the connector of LUD1. Replace the lift unit. Replace the PCU PWB.
Code: F3-22
Description:
Paper feed tray 2 lift operation trouble
LUD2 does not turn ON within the specified time.
Causes:
LUD2 does not turn ON within the specified time. CLUD2 sensor trouble. Paper feed tray 2 lift unit trouble. PCU PWB trouble. Sensor harness and connector connection trouble
Remedy:
Check the harness and the connector of LUD2. Replace the lift unit. Replace the PCU PWB.
Code: F3-32
Description:
Main body cassette 3 lift trouble
C3LUD does not turn ON within the specified time.
Causes:
C3LUD sensor trouble. Cassette 3 lift motor trouble. Harness connection trouble between the PCU PWB, the lift unit, and the paper feed unit
Remedy:
Check the harness and the connector of C3LUD. Check the lift unit.
Code: F3-42
Description:
Main body cassette 4 lift trouble
C4LUD does not turn ON within the specified time.
Causes:
C4LUD sensor trouble. Cassette 4 lift motor trouble. Harness connection trouble between the PCU PWB, the lift unit, and the paper feed unit
Remedy:
Check the harness and the connector of C4LUD. Check the lift unit.
Code: F6-00
Description:
MFPC PWB - FAX communication trouble
MFP - FAX communication establishment error / Framing / Parity / Protocol error
Causes:
FAX control PWB trouble. FAX control PWB - MFPC PWB connector and harness trouble. FAX control PWB - Mother board connector and harness trouble. FAX control PWB ROM trouble / ROM pin breakage.
Remedy:
Replace the FAX control PWB. Check the connector and the harness between the FAX control PWB and the MFPC PWB. Check the connector and the harness between the FAX control PWB and the mother board. Check the ROM of the FAX control PWB.
Code: F6-01
Description:
FAX control PWB EEPROM read/write error
FAX control PWB EEPROM access error (Read and write)
Causes:
FAX control PWB EEPROM trouble. FAX control PWB EEPROM access circuit trouble.
Remedy:
Check that no trouble occurs after replacement of EEPROM. Execute the memory check of SIM66-3 to insure that EEPROM can be accessed. Replace the FAX control PWB.
Code: F6-04
Description:
FAX MODEM operation trouble
FAX control PWB MODEM chip operation trouble
Causes:
FAX MODEM chip operation trouble. The FAX MODEM chip cannot be accessed.
Remedy:
Replace the FAX control PWB. Replace the FAX control PWB.
Code: F6-21
Description:
Improper combination of TEL/LIU PWB and FAX soft switch
Incompatibility between the TEL/LIU PWB and the FAX control PWB information (soft switch)
Causes:
The destination of the TEL/LIU PWB installed is improper. TEL/LIU PWB trouble
Remedy:
Check the destination of the TEL/LIU PWB. Replace the TEL/LIU PWB.
Code: F6-30
Description:
FAX 1-chip microprocessor access error (FAX detection)
FAX 1-chip microprocessor access error (Read and write)
Causes:
Program writing trouble to the 1-chip microprocessor, or no program data written. FAX 1-chip microprocessor circuit trouble.
Remedy:
Use SIM66-42 to rewrite the 1-chip microprocessor program. Replace the FAX control PWB.
Code: F6-97
Description:
Incompatibility between FAX control PWB and the main machine
Incompatibility between FAX control PWB and the main machine
Causes:
The FAX control PWB installed is improper. FAX control PWB trouble.
Remedy:
Install a proper FAX control PWB. Replace the FAX control PWB.
Code: F6-98
Description:
Incompatibility between the FAX control PWB destination and the main machine destination
Incompatibility between the FAX control PWB destination and the main machine destination
Causes:
Incompatibility between the destination information written into the FAX control PWB EEPROM and that in the main machine (set with SIM26-6)
Remedy:
1) Check the destination of the FAX control PWB. 2) Check the destination of the machine. (SIM26-6)
Code: F9-91
Description:
Communication error between MFP and the printer section when booting
Booting of the printer section cannot be recognized when booting.
Causes:
MFPC (section) PWB trouble. Printer (section) PWB trouble. Printer flash ROM trouble. MFPC (section) PWB - printer (section) PWB connection trouble.
Remedy:
Replace the MFPC (section) PWB. Replace the printer (section) PWB. Replace the printer flash ROM. Check connection between the MFPC (section) PWB and the printer (section) PWB.
Code: F9-92
Description:
Printer (section) PWB hardware error
Causes:
Printer PWB trouble Font ROM contact trouble or error DIMM memory contact trouble or error
Remedy:
Replace the printer PWB. Check the font ROM socket. Check the DIMM memory socket. Check the font ROM. Replace the DIMM memory.
Code: FF-00
Description:
Double feed detection trouble (PCU) (105/120 ppm only)
Double feed sensor abnormality detection
Causes:
Double feed sensor abnormality. Harness / circuit trouble related to the double feed sensor. Insertion failure of the drawer connector of the PS unit.
Remedy:
Check the circuit related to the double feed sensor and the harness and the connector. Replace the double feed detection PWB and the sensor.
Code: FF-10
Description:
Double feed detection trouble (SCU) (105/120 ppm only)
Double feed sensor abnormality detection
Causes:
Double feed sensor abnormality. Harness/circuit trouble related to the double feed sensor.
Remedy:
Check the circuit related to the double feed sensor and the harness and the connector. Replace the double feed detection PWB and the sensor.
Code: H2-00
Description:
Thermistor open trouble (TH_UM_AD2)
Causes:
Thermistor trouble PCU PWB trouble Thermistor connector and harness connection trouble Fusing section connector connection trouble Fusing unit not installed
Remedy:
Use SIM44-14 to check the state of the thermistor. Replace the thermistor. Replace the PCU PWB. Check connection of the thermistor connector and the harness. Check the connector in the fusing section.
Code: H2-02
Description:
Contact thermistor upper sub detection thermistor open
The thermistor is open
Causes:
Thermistor trouble Control PWB trouble Fusing section connector connection trouble AC power trouble Fusing unit not installed.
Remedy:
Check connection of the harness and the connector from the thermistor to the control PWB.
Code: H2-03
Description:
Non-contact thermistor upper main compensation thermistor open
Causes:
Thermistor trouble Control PWB trouble Fusing section connector connection trouble AC power trouble Fusing unit not installed.
Remedy:
Check connection of the harness and the connector from the thermistor to the control PWB.
Code: H3-00
Description:
Fusing section high temperature trouble (TH_UM)
Causes:
The fusing temperature exceeds the specified level. Thermistor trouble PCU PWB trouble Thermistor connector and harness connection trouble HL control PWB trouble
Remedy:
Use SIM44-14 to check the state of the thermistor. Use SIM5-2 to check the flashing operation of the heater lamp. Use SIM14 to cancel the trouble. Replace the thermistor. Replace the PCU PWB. Check connection of the thermistor connector and the harness. Replace the HL control PWB.
Description:
Stacker second series offset unit abnormality
Offset motor, offset home sensor abnormality
Causes:
Abnormal operation of the offset motor which shifts the stack tray paper exit roller Offset home sensor detection trouble Control PWB trouble, disconnection of connector trouble, motor trouble, sensor trouble
Remedy:
Use SIM03-61 to check the operation of the offset motor. Use SIM03-60 to check the offset home sensor signal. Replace the control PWB. Check connection of the connector and harness from the control PWB to the offset motor. Check connection of the connector and harness from the control PWB to the offset home sensor.
Code: F0-92
Description:
Stacker second series front side jogger abnormality
Front side jogger motor, front side jogger home sensor abnormality
Causes:
Abnormal operation of the front side jogger motor for driving the alignment plate (front side) Alignment plate (front side) home position front side jogger home sensor detection trouble Control PWB trouble, disconnection of connector trouble, motor trouble, sensor trouble
Remedy:
Use SIM03-61 to check the operation of the front side jogger motor. Use SIM03-60 to check the front side jogger home sensor signal. Replace the control PWB. Check connection of the connector and harness from the control PWB to the front side jogger motor. Check connection of the connector and harness from the control PWB to the front side jogger home sensor.
Code: F0-93
Description:
Stacker second series rear side jogger abnormality
Rear side jogger motor, rear side jogger home sensor abnormality
Causes:
Abnormal operation of the rear side jogger motor for driving the alignment plate (rear side) Alignment plate (rear side) home position rear side jogger home sensor detection trouble Control PWB trouble, disconnection of connector trouble, motor trouble, sensor trouble
Remedy:
Use SIM03-61 to check the operation of the rear side jogger motor. Use SIM03-60 to check the rear side jogger home sensor signal. Replace the control PWB. Check connection of the connector and harness from the control PWB to the rear side jogger motor. Check connection of the connector and harness from the control PWB to the rear side jogger home sensor.
Code: F0-94
Description:
Stacker second series lead edge jogger abnormality
Lead edge jogger motor, lead edge jogger home sensor abnormality
Causes:
Abnormal operation of the lead edge jogger motor for driving the alignment plate (lead edge) Alignment plate (lead edge) home position lead edge jogger home sensor detection trouble Control PWB trouble, disconnection of connector trouble, motor trouble, sensor trouble
Remedy:
Use SIM03-61 to check the operation of the lead edge jogger motor. Use SIM03-60 to check the lead edge jogger home sensor signal. Replace the control PWB. Check connection of the connector and harness from the control PWB to the lead edge jogger motor. Check connection of the connector and harness from the control PWB to the lead edge jogger home sensor.
Code: F0-95
Description:
Stacker second series stack tray abnormality
Stack tray lift motor abnormality, tray DC motor encoder sensor abnormality, tray limit switch (upper limit, lower limit) operation trouble, tray position sensor abnormality
Causes:
Abnormal operation of the stack tray lift motor Abnormality of the tray DC motor encoder sensor for detecting the motor rotation Tray limit switch (upper limit, lower limit) operation Stack tray home sensor abnormality, stack tray 25% load position sensor abnormality, stack tray 50% load position sensor abnormality, stack tray 75% load position sensor abnormality, stack tray 100% load position sensor abnormality, stack tray extendable position sensor abnormality Control PWB trouble, disconnection of connector trouble, motor trouble, sensor trouble
Remedy:
Use SIM03-61 to check the operation of the stack tray lift motor. Use SIM03-60 to check the tray DC motor encoder sensor signal. Use SIM03-60 to check the operation of the tray limit switch (upper limit, lower limit). Use SIM03-60 to check each tray position sensor signal and to check that two or more sensors are not simultaneously ON. Replace the control PWB. Check connection of the connector and harness from the control PWB to the stack tray lift motor. Check connection of the connector and harness from the control PWB to the tray DC motor encoder sensor. Check connection of the connector and harness from the control PWB to the tray limit switch (upper limit, lower limit). Check connection of the connector and harness from the control PWB to each tray position sensor.
Code: F1-00
Description:
Finisher - PCU PWB communication error
Causes:
Connection trouble of the connector and the harness between the finisher and the PCU PWB. Finisher control PWB trouble. PCU PWB trouble.
Remedy:
Check the connector and the harness between the finisher and the PCU PWB. Replace the finisher control PWB. Replace the PCU PWB.
Code: F1-01
Description:
Jogger motor trouble
Jogger shift motor abnormality in the finisher staple compiler
Causes:
Motor lock, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
Remedy:
Use Sim. 3-3 to check the operation of the jogger motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-08
Description:
Stapler shift trouble (FSM)
Causes:
Stapler shift motor trouble. Finisher control PWB trouble. Home position sensor trouble.
Remedy:
Use SIM3-3 to check the operation of the stapler shift motor. Use SIM3-2 to check the operation of the home position sensor. Replace the stapler shift motor. Check connection of the connector and the harness. Replace the home position sensor. Replace the finisher control PWB.
Code: F1-09
Description:
Staple diagonal motor trouble
Finisher stapler unit diagonal shift motor abnormality
Causes:
Motor lock, motor harness short/open, control PWB trouble, home position sensor trouble, connection harness / connector connection trouble
Remedy:
Use Sim. 3-3 to check the operation of the stapler diagonal motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-10
Description:
Staple operation trouble (FFSM)
Causes:
Staple motor trouble. Finisher control PWB trouble. Home position sensor trouble
Remedy:
Use SIM3-3 to check the operation of the staple motor. Use SIM3-2 to check the operation of the home position sensor. Replace the staple motor. Check connection of the connector and the harness. Replace the home position sensor. Replace the finisher control PWB.
Code: F1-11
Description:
Finisher bundle exit motor trouble
Abnormality of the discharge motor for staple bundle discharge of the finisher
Causes:
Motor lock, motor harness short/open, control PWB trouble, home position sensor trouble, connection harness / connector connection trouble
Remedy:
Use Sim. 3-3 to check the operation of the discharge motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-13
Description:
Paper exit guide plate open /close motor trouble
Abnormality of the paper exit port open / close motor in the shift tray paper exit section of the finisher
Causes:
Motor lock, motor harness short / open, control PWB trouble, home position sensor trouble, connection harness/connector connection trouble.
Remedy:
Use Sim. 3-3 to check the operation of the paper exit port open/close motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-15
Description:
Finisher paper exit tray lift operation trouble (FTLM)
Lift motor trouble.
Causes:
Paper exit tray lift motor trouble. Finisher control PWB trouble. Home position sensor trouble.
Remedy:
Use SIM3-3 to check the operation of the paper exit tray lift motor. Use SIM3-2 to check the operation of the home position sensor. Replace the finisher control PWB. Replace the paper exit tray lift motor. Replace the home position sensor.
Code: F1-23
Description:
Bundle branch open/close motor trouble
Causes:
Motor lock trouble. Control PWB trouble. Home position sensor trouble. Connection harness/connector connection trouble.
Remedy:
Check the operation of the bundle paper exit motor with SIM3-3. Check connection from the control PWB to the motor. Replace the control PWB.
Code: F1-31
Description:
Finisher saddle motor trouble (Saddle stitch finisher) (FSFOM)
Causes:
Saddle paper folding motor trouble. Saddle paper folding mechanism trouble. Finisher control PWB trouble. Folding plate home position sensor trouble. Saddle paper folding motor rotation sensor trouble. Harness/connector connection trouble. PCU PWB trouble.
Remedy:
Use SIM3-3 to check the operation of the saddle motor. Check the saddle paper folding mechanism. Check the finisher control PWB, and replace if necessary. Check the folding plate home position sensor, and replace if necessary. Check the saddle paper folding motor rotation sensor, and replace if necessary. Check connection of the harness/connector, and replace if necessary. Check the PCU PWB, and replace if necessary.
Code: F1-33
Description:
Punch unit shift operation trouble (FPSM)
Causes:
Punch shift motor trouble. Finisher control PWB trouble. Home position sensor trouble. Harness and connector connection trouble.
Remedy:
Use SIM3-3 to check the operation of the punch shifting. Use SIM3-2 to check the operation of the home position sensor. Replace the punch shift motor. Replace the finisher control PWB. Replace the home position sensor. Check connection of the connectors and the harness.
Code: F1-34
Description:
Punch operation trouble (FPNM)
Causes:
Punch motor trouble. Finisher control PWB trouble. Home position sensor trouble. Harness and connector connection trouble.
Remedy:
Use SIM3-2 to check the operation of the home position sensor. Use SIM3-3 to check the operation of the punch. Replace the punch motor. Replace the finisher control PWB. Replace the home position sensor. Check connection of the connectors and the harness.
Code: F1-35
Description:
Horizontal registration detection motor trouble
Abnormality of the paper sensor shift motor for punch positioning of the punch unit in the finisher
Causes:
Motor lock, motor harness short / open, control PWB trouble, home position sensor trouble, connection harness / connector connection trouble.
Remedy:
Use Sim. 3-3 to check the operation of the horizontal resist detection motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-44
Description:
Staple motor 3 trouble
Causes:
Saddle staple motor R trouble. Finisher control PWB trouble. Home position sensor trouble. Harness and connector connection trouble.
Remedy:
Use SIM3-3 to check the operation of the saddle staple motor R. Check connection from the control PWB to the motor. Turn OFF/ON the power. Replace the control PWB. Replace the sensor.
Code: F1-45
Description:
Saddle staple trouble (FSFSTM)
Abnormality of the staple unit drive motor in the saddle section.
Causes:
Saddle staple motor trouble. Finisher control PWB trouble. Home position sensor trouble. Harness and connector connection trouble.
Remedy:
Use SIM3-3 to check the operation of the saddle staple motor. Check connection from the control PWB to the motor. Turn OFF/ON the power. Replace the control PWB. Replace the sensor.
Code: F1-46
Description:
Rear edge fence motor trouble
Causes:
Saddle motor trouble. Finisher control PWB trouble. Home position sensor trouble. Harness and connector connection trouble.
Remedy:
Use SIM3-3 to check the operation of the saddle motor. Check connection from the control PWB to the motor. Turn OFF/ON the power. Replace the control PWB. Replace the sensor.
Code: F1-47
Description:
Drive collar oscillation motor trouble
Drive collar oscillation motor abnormality in the finisher staple compiler
Causes:
Motor lock, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
Remedy:
Use Sim. 3-3 and Sim. 3-21to check the operation of the jogger motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-48
Description:
Saddle discharge motor trouble
Bundle paper transport / discharge drive motor abnormality in the saddle unit
Causes:
Motor lock, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
Remedy:
Use Sim. 3-21 to check the operation of the saddle discharge motor. Check connection from the control PWB to the motor, and turn OFF /ON the power. Replace the control PWB and the sensor part.
Code: F1-50
Description:
Main unit - Finisher combination error
Causes:
The finisher which is not supported by the main unit model is installed. Finisher control PWB trouble.
Remedy:
Install a proper finisher. Replace the finisher control PWB
Code: F1-60
Description:
Communication trouble between peripheral devices (Inserter detection)
Communication abnormality between the units connected to the downstream of the inserter. No response for a command from the inserter. Motor abnormality.
Causes:
Noise on the communication line Control PWB trouble. Harness and connector connection trouble.
Remedy:
Turn OFF/ON the power. Check connection of the connector with the downstream units of the inserter. Replace the control PWB of the downstream units of the inserter.
Code: F1-64
Description:
No. 1 pickup motor trouble
Abnormality of the paper feed roller driving motor in the upper side paper feed section of the inserter
Causes:
Motor lock, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
Remedy:
Use Sim. 3-31 to check the operation of the No. 1 pickup motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-65
Description:
No. 2 pickup motor trouble
Abnormality of the paper feed roller driving motor in the lower side paper feed section of the inserter
Causes:
Motor lock, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
Remedy:
Use Sim. 3-31 to check the operation of the No. 2 pickup motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-66
Description:
No. 1 lift motor trouble
Abnormality of the tray lift-up driving motor in the upper side paper feed section of the inserter
Causes:
Motor lock, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
Remedy:
Use Sim. 3-31 to check the operation of the No. 1 lift motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-67
Description:
No. 2 lift motor trouble
Abnormality of the tray-lift-up driving motor in the lower side paper feed section of the inserter
Causes:
Motor lock, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
Remedy:
Use Sim. 3-31 to check the operation of the No. 2 lift motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-86
Description:
Return collar oscillation motor trouble
Abnormality of the return driving motor in the compiler of the finisher.
Causes:
Motor lock, motor harness short/open trouble, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
Remedy:
Use Sim. 3-3 to check the operation of the return collar oscillation motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-89
Description:
Shift motor trouble
Abnormality of the shift unit driving motor
Causes:
Motor lock, motor harness short/open trouble, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
Remedy:
Use Sim. 3-3 to check the operation of the shift motor Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.
Code: F1-90
Description:
Communication trouble between the decurler and the downstream units.
Communication trouble between the decurler and the units connected to the downstream of the decurler.
Causes:
Noise on the communication line, control PWB trouble, disconnection of connector or harness.
Remedy:
Turn OFF/ON the power. Check connection of the connector between the decurler unit and the downstream units of the decurler. Replace the control PWB of the downstream units of the decurler.
Code: F1-96
Description:
Decurler transport motor abnormality (DCM100)
The transport operation of the decurler transport motor is abnormal.
Causes:
Motor driver IC overcurrent detection, overheat detection.
Remedy:
Use SIM3-51 to check the operation of the decurler transport motor. Replace the control PWB.
Code: F1-97
Description:
Decurler unit fan 1 (Upper cooling fan) abnormality (DCFAN100)
The operation of the fan in the decurler unit is abnormal.
Causes:
Motor lock, motor harness short/open, control PWB trouble, disconnection of harness or connector.
Remedy:
Use SIM3-51 to check the operation of the decurler unit fan 1 (Upper cooling fan). Check connection from the control PWB to the fan motor. Replace the control PWB. Replace the fan motor.
Code: F1-98
Description:
Decurler unit fan 2 (Lower cooling fan) abnormality (DCFAN103)
The operation of the fan in the decurler unit is abnormal.
Causes:
Motor lock, motor harness short/open, control PWB trouble, disconnection of harness or connector.
Remedy:
Use SIM3-51 to check the operation of the decurler unit fan 2 (Lower cooling fan). Check connection from the control PWB to the fan motor. Replace the control PWB. Replace the fan motor.
Code: F1-99
Description:
Decurler unit fan 3 (Transport motor cooling fan) abnormality (DCFAN101)
The operation of the fan in the decurler unit is abnormal
Causes:
Motor lock, motor harness short/open, control PWB trouble, disconnection of harness or connector.
Remedy:
Use SIM3-51 to check the operation of the decurler unit fan 3 (Transport motor cooling fan). Check connection from the control PWB to the fan motor. Replace the control PWB. Replace the fan motor.
Code: F2-22
Description:
Discharge lamp trouble (K)
When the discharge lamp open sensor is kept ON for a certain time from turning ON the discharge lamp, it is detected as a trouble.
Causes:
Contact trouble between the discharge lamp PWB (K) and the PCU PWB. Discharge lamp PWB (K) trouble. PCU PWB trouble.
Remedy:
Use SIM5-4 to check lighting of the discharge lamp (K) [DL_K]. Check the discharge lamp PWB (K). Check the harness and the connector. Replace the PCU PWB.
Code: F2-33
Description:
Surface potential sensor trouble
Front surface potential sensor open or short, sensor detection trouble
Causes:
Sensor dirt, sensor trouble. Surface potential sensor harness connection trouble. PCU PWB trouble. Drum surface state abnormality. Grid high voltage output trouble. Drum charging abnormality due to dirt on the MC grid. The drum life is reached.
Remedy:
Check connection of the harness and the connector of the sensor. Check the PCU PWB. Check for dirt on the MC grid. Clean or replace as needed. Check the drum surface condition. Use Sim. 22-1 to check the drum life meter. If it is 100%, it means that the drum life is reached, and maintenance must be performed. Use Sim. 44-3 to execute DARK V0 and check the operation. Check the grid high voltage output.
Code: F2-39
Description:
Process temperature sensor trouble
Causes:
Process thermistor trouble. Process thermistor harness connection trouble. PCU PWB trouble.
Remedy:
Replace the process thermistor. Check connection of the process thermistor harness and the connector. Replace the PCU PWB.
Code: F2-40
Description:
Toner density sensor trouble (K)
Causes:
Toner density sensor output abnormality. Sensor connector and harness connection trouble. Developing unit trouble. PCU PWB trouble.
Remedy:
Replace the toner density sensor. Check connection of the sensor connector and the harness. Replace the developing unit. Replace the PCU PWB.
Code: F2-47
Description:
Room temperature thermistor trouble
Room temperature thermistor open or short
Causes:
Room temperature thermistor trouble, room temperature thermistor harness connection trouble, PCU PWB trouble.
Remedy:
Check connection of the room temperature harness / connector. Check the PCU PWB.
Code: F2-58
Description:
Process humidity sensor trouble
Causes:
Temperature/humidity sensor trouble. Process humidity sensor harness and connector connection trouble PCU PWB trouble.
Remedy:
Replace the temperature/humidity sensor. Check connection of the temperature/humidity sensor harness and the connector. Replace the PCU PWB.
Code: F2-59
Description:
Room temperature/humidity thermistor trouble
Room temperature humidity sensor open
Causes:
Room temperature humidity sensor trouble, room temperature humidity sensor harness connection trouble, PCU PWB trouble.
Remedy:
Check connection of the room temperature humidity sensor harness/connector. Check the PCU PWB.
Code: F2-64
Description:
Toner supply operation trouble (K)
Causes:
Toner motor trouble. Toner density sensor trouble. Connector/harness trouble. PCU PWB trouble. Toner cartridge trouble. Developing unit trouble. Toner hopper section trouble
Remedy:
Replace the toner motor. Replace the toner density sensor. Connector and harness check. Replace the PCU PWB. Replace the toner cartridge. Replace the developing unit. Check the toner hopper section.
Code: F2-70
Description:
Improper toner cartridge detection (K)
Causes:
An improper toner cartridge is inserted. (The main unit detects a toner cartridge of a different specification.) Toner cartridge trouble. PCU PWB trouble.
Remedy:
Replace the toner cartridge. Replace the PCU PWB.
Code: F2-74
Description:
Toner cartridge CRUM error (K)
Causes:
Toner cartridge (CRUM) trouble. PCU PWB trouble. Connector and harness trouble between PCU PWB and toner cartridge
Remedy:
Replace the toner cartridge. Replace the PCU PWB. Check the connector and the harness between the PCU PWB and the toner cartridge.
Code: F2-78
Description:
Image density sensor adjustment trouble
Before registration, the transfer belt surface is scanned by the image density sensor to adjust the sensor gain so that the output is maintained at a constant level. When, however, the sensor gain is changed, the output level does not fall within the specified range.
Causes:
Image density sensor trouble. Connection trouble of the harness between the PCU PWB and the image density sensor. Dirt on the image density sensor, transfer belt cleaning trouble Calibration plate solenoid operation trouble
Remedy:
Check the sensor and the harness Check the operation of the calibration plate solenoid, and check the transfer belt surface conditions. If the trouble is not removed, perform the following procedures depending on the check results. Replace the registration image sensor. Replace the transfer belt. Replace the calibration plate solenoid. Replace the PCU PWB.
Code: F2-91
Description:
High density process control high voltage error (K)
When executing the high density process control in the toner cartridge-less production process, the developing bias exceeds 500V.
Causes:
• Image density sensor trouble, harness connection trouble between the PCU PWB and the image density sensor, dirt on the image density sensor, transfer belt cleaning trouble • Developing tank abnormality
Remedy:
• Use SIM44-02 to execute the gain adjustment of the process control sensor. When "Error" is displayed, it may be considered as breakdown. Check the sensor and the harness. When the adjustment is normally completed, check the drum surface and the belt surface. • Replace the developing tank.
Code: F3-12
Description:
Paper feed tray 1 lift operation trouble
Causes:
LUD1 is not turned ON within the specified time. CLUD1 sensor trouble. Paper feed tray 1 lift unit trouble. PCU PWB trouble. Sensor harness and connector connection trouble
Remedy:
Check connection of the harness and the connector of LUD1. Replace the lift unit. Replace the PCU PWB.
Code: F3-22
Description:
Paper feed tray 2 lift operation trouble
LUD2 does not turn ON within the specified time.
Causes:
LUD2 does not turn ON within the specified time. CLUD2 sensor trouble. Paper feed tray 2 lift unit trouble. PCU PWB trouble. Sensor harness and connector connection trouble
Remedy:
Check the harness and the connector of LUD2. Replace the lift unit. Replace the PCU PWB.
Code: F3-32
Description:
Main body cassette 3 lift trouble
C3LUD does not turn ON within the specified time.
Causes:
C3LUD sensor trouble. Cassette 3 lift motor trouble. Harness connection trouble between the PCU PWB, the lift unit, and the paper feed unit
Remedy:
Check the harness and the connector of C3LUD. Check the lift unit.
Code: F3-42
Description:
Main body cassette 4 lift trouble
C4LUD does not turn ON within the specified time.
Causes:
C4LUD sensor trouble. Cassette 4 lift motor trouble. Harness connection trouble between the PCU PWB, the lift unit, and the paper feed unit
Remedy:
Check the harness and the connector of C4LUD. Check the lift unit.
Code: F6-00
Description:
MFPC PWB - FAX communication trouble
MFP - FAX communication establishment error / Framing / Parity / Protocol error
Causes:
FAX control PWB trouble. FAX control PWB - MFPC PWB connector and harness trouble. FAX control PWB - Mother board connector and harness trouble. FAX control PWB ROM trouble / ROM pin breakage.
Remedy:
Replace the FAX control PWB. Check the connector and the harness between the FAX control PWB and the MFPC PWB. Check the connector and the harness between the FAX control PWB and the mother board. Check the ROM of the FAX control PWB.
Code: F6-01
Description:
FAX control PWB EEPROM read/write error
FAX control PWB EEPROM access error (Read and write)
Causes:
FAX control PWB EEPROM trouble. FAX control PWB EEPROM access circuit trouble.
Remedy:
Check that no trouble occurs after replacement of EEPROM. Execute the memory check of SIM66-3 to insure that EEPROM can be accessed. Replace the FAX control PWB.
Code: F6-04
Description:
FAX MODEM operation trouble
FAX control PWB MODEM chip operation trouble
Causes:
FAX MODEM chip operation trouble. The FAX MODEM chip cannot be accessed.
Remedy:
Replace the FAX control PWB. Replace the FAX control PWB.
Code: F6-21
Description:
Improper combination of TEL/LIU PWB and FAX soft switch
Incompatibility between the TEL/LIU PWB and the FAX control PWB information (soft switch)
Causes:
The destination of the TEL/LIU PWB installed is improper. TEL/LIU PWB trouble
Remedy:
Check the destination of the TEL/LIU PWB. Replace the TEL/LIU PWB.
Code: F6-30
Description:
FAX 1-chip microprocessor access error (FAX detection)
FAX 1-chip microprocessor access error (Read and write)
Causes:
Program writing trouble to the 1-chip microprocessor, or no program data written. FAX 1-chip microprocessor circuit trouble.
Remedy:
Use SIM66-42 to rewrite the 1-chip microprocessor program. Replace the FAX control PWB.
Code: F6-97
Description:
Incompatibility between FAX control PWB and the main machine
Incompatibility between FAX control PWB and the main machine
Causes:
The FAX control PWB installed is improper. FAX control PWB trouble.
Remedy:
Install a proper FAX control PWB. Replace the FAX control PWB.
Code: F6-98
Description:
Incompatibility between the FAX control PWB destination and the main machine destination
Incompatibility between the FAX control PWB destination and the main machine destination
Causes:
Incompatibility between the destination information written into the FAX control PWB EEPROM and that in the main machine (set with SIM26-6)
Remedy:
1) Check the destination of the FAX control PWB. 2) Check the destination of the machine. (SIM26-6)
Code: F9-91
Description:
Communication error between MFP and the printer section when booting
Booting of the printer section cannot be recognized when booting.
Causes:
MFPC (section) PWB trouble. Printer (section) PWB trouble. Printer flash ROM trouble. MFPC (section) PWB - printer (section) PWB connection trouble.
Remedy:
Replace the MFPC (section) PWB. Replace the printer (section) PWB. Replace the printer flash ROM. Check connection between the MFPC (section) PWB and the printer (section) PWB.
Code: F9-92
Description:
Printer (section) PWB hardware error
Causes:
Printer PWB trouble Font ROM contact trouble or error DIMM memory contact trouble or error
Remedy:
Replace the printer PWB. Check the font ROM socket. Check the DIMM memory socket. Check the font ROM. Replace the DIMM memory.
Code: FF-00
Description:
Double feed detection trouble (PCU) (105/120 ppm only)
Double feed sensor abnormality detection
Causes:
Double feed sensor abnormality. Harness / circuit trouble related to the double feed sensor. Insertion failure of the drawer connector of the PS unit.
Remedy:
Check the circuit related to the double feed sensor and the harness and the connector. Replace the double feed detection PWB and the sensor.
Code: FF-10
Description:
Double feed detection trouble (SCU) (105/120 ppm only)
Double feed sensor abnormality detection
Causes:
Double feed sensor abnormality. Harness/circuit trouble related to the double feed sensor.
Remedy:
Check the circuit related to the double feed sensor and the harness and the connector. Replace the double feed detection PWB and the sensor.
Code: H2-00
Description:
Thermistor open trouble (TH_UM_AD2)
Causes:
Thermistor trouble PCU PWB trouble Thermistor connector and harness connection trouble Fusing section connector connection trouble Fusing unit not installed
Remedy:
Use SIM44-14 to check the state of the thermistor. Replace the thermistor. Replace the PCU PWB. Check connection of the thermistor connector and the harness. Check the connector in the fusing section.
Code: H2-02
Description:
Contact thermistor upper sub detection thermistor open
The thermistor is open
Causes:
Thermistor trouble Control PWB trouble Fusing section connector connection trouble AC power trouble Fusing unit not installed.
Remedy:
Check connection of the harness and the connector from the thermistor to the control PWB.
Code: H2-03
Description:
Non-contact thermistor upper main compensation thermistor open
Causes:
Thermistor trouble Control PWB trouble Fusing section connector connection trouble AC power trouble Fusing unit not installed.
Remedy:
Check connection of the harness and the connector from the thermistor to the control PWB.
Code: H3-00
Description:
Fusing section high temperature trouble (TH_UM)
Causes:
The fusing temperature exceeds the specified level. Thermistor trouble PCU PWB trouble Thermistor connector and harness connection trouble HL control PWB trouble
Remedy:
Use SIM44-14 to check the state of the thermistor. Use SIM5-2 to check the flashing operation of the heater lamp. Use SIM14 to cancel the trouble. Replace the thermistor. Replace the PCU PWB. Check connection of the thermistor connector and the harness. Replace the HL control PWB.
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