• Code: F3 22
• Description: Lift up trouble (Paper 2)
• Causes: Lifting is not completed (LUD2) is not turned ON) within the specified time after turning ON the lift motor.
• Remedy: Case 1 Trouble position/cause LUD2 detector trouble Remedy (Check) Check operation of the LUD2 detector (SIM 30-2). (Repair) Replace the LUD2 detector. / Power Source-ON (After-work) Note Case 2 Trouble position/cause "Lift mechanism (motor, etc..) trouble" Remedy (Check) "Check operations of the lift mechanism section (motor, etc.)." (Repair) replace the e lift unit. / Power Source-ON (After-work) Note Case 3 Trouble position/cause Bad connection between the PCU MAIN PWB and the lift unit. Remedy (Check) Check connection between the PCU MAIN PWB and the lift unit. (Repair) Repair or replace the connector and cables of the PCU MAIN PWB and the lift unit. / Power Source-ON (After-work) Note Case 4 Trouble position/cause PCU MAIN PWB trouble Remedy (Check) (Repair) Replace the PCU MAIN PWB. / Power Source-ON (After-work) Re-enter setup values and adjustment values. (Install the EEPROM of the defective PCU MAIN PWB to a new PCU MAIN PWB.)

• Code: F3 32
• Description: Lift up trouble (Paper 3)
• Causes: Lifting is not completed (LUD3) is not turned ON) within the specified time after turning ON the lift motor.
• Remedy: Case 1 Trouble position/cause LUD3 detector trouble Remedy (Check) Check operation of the LUD3 detector (SIM 30-2). (Repair) Replace the LUD3 detector. / Power Source-ON (After-work) Note Case 2 Trouble position/cause "Lift mechanism (motor, etc.) trouble" Remedy (Check) "Check operations of the lift mechanism section (motor, etc.)." (Repair) replace the e lift unit. / Power Source-ON (After-work) Note Case 3 Trouble position/cause Bad connection between the PCU MAIN PWB and the lift unit. Remedy (Check) Check connection between the PCU MAIN PWB and the lift unit. (Repair) Repair or replace the connector and cables of the PCU MAIN PWB and the lift unit. / Power Source-ON (After-work) Note Case 4 Trouble position/cause PCU MAIN PWB trouble Remedy (Check) (Repair) Replace the PCU MAIN PWB. / Power Source-ON (After-work) Re-enter setup values and adjustment values. (Install the EEPROM of the defective PCU MAIN PWB to a new PCU MAIN PWB.)

• Code: F3 42
• Description: Lift up trouble (Paper 4)
• Causes: Lifting is not completed (LUD4) is not turned ON) within the specified time after turning ON the lift motor.
• Remedy: Case 1 Trouble position/cause LUD4 detector trouble Remedy (Check) Check operation of the LUD4 detector (SIM 30-2). (Repair) Replace the LUD4 detector. / Power Source-ON (After-work) Note Case 2 Trouble position/cause "Lift mechanism (motor, etc.) trouble" Remedy (Check) "Check operations of the lift mechanism section (motor, etc.)." (Repair) replace the e lift unit. / Power Source-ON (After-work) Note Case 3 Trouble position/cause Bad connection between the PCU MAIN PWB and the lift unit. Remedy (Check) Check connection between the PCU MAIN PWB and the lift unit. (Repair) Repair or replace the connector and cables of the PCU MAIN PWB and the lift unit. / Power Source-ON (After-work) Note Case 4 Trouble position/cause PCU MAIN PWB trouble Remedy (Check) (Repair) Replace the PCU MAIN PWB. / Power Source-ON (After-work) Re-enter setup values and adjustment values. (Install the EEPROM of the defective PCU MAIN PWB to a new PCU MAIN PWB.)

• Code: F9 0
• Description: ICU PWB-printer controller communication trouble (ICU detection)
• Causes: "Communication (protocol, data) error"
• Remedy: Case 1 Trouble position/cause Printer I/F PWB trouble Remedy (Check) Check the printer I/F PWB. (Repair) Replace the printer I/F PWB. / Power Source-ON (After-work) Note Case 2 Trouble position/cause Bad connection of the signal line between the printer controller and the ICU image PWB. Remedy (Check) Check the signal line between the printer controller and the ICU image PWB. (Repair) Repair or replace the cable and the connector between the printer controller and the ICU image PWB. / Power Source-ON (After-work) Note Case 3 Trouble position/cause ICU IMAGE PWB trouble Remedy (Check) (Repair) ICU IMAGE PWB replacement / Power Source-ON (After-work) Re-enter setup values and adjustment values. (Install the EEPROM of the defective PCU MAIN PWB to a new PCU MAIN PWB.) Note Case 4 Trouble position/cause Printer controller trouble Remedy (Check) Check the printer controller. (Repair) Repair or replace the printer controller. / Power Source-ON

• Code: H2 0
• Description: Fusing main temperature sensor (upper) (Thermistor) open / Fusing unit not-installed (THS1)
• Causes: Fusing main temperature sensor (upper) (Thermistor) output line open (A voltage of 4.6V or above is detected.) / The fusing unit is not installed.
• Remedy: Case 1 Trouble position/cause Fusing main temperature sensor (upper) (Thermistor) output line open trouble Remedy (Check) Bad connection between the fusing main temperature sensor (upper)(Thermistor) and the PCU SUB PWB (Repair) Check connection of the fusing main temperature sensor (upper)(Thermistor) and the PCU SUB PWB. / Power Source-ON (After-work) Repair or replace the harness and connector between the fusing main temperature sensor (upper)(Thermistor) and the PCU SUB PWB. Note Case 2 Trouble position/cause PCU SUB PWB trouble Remedy (Check) Check the PCU SUB PWB fusing temperature sensor circuit. (Repair) PCU SUB PWB replacement / Power Source-ON

• Code: H2 1
• Description: Fusing main temperature sensor (lower) (Thermistor) open / Fusing unit not-installed (THS2)
• Causes: Fusing main temperature sensor (lower) (Thermistor) output line open (A voltage of 4.6V or above is detected.) / The fusing unit is not installed.
• Remedy: Case 1 Trouble position/cause Fusing main temperature sensor (lower) (Thermistor) output line open trouble Remedy (Check) Bad connection between the fusing main temperature sensor (lower)(Thermistor) and the PCU SUB PWB (Repair) Check connection of the fusing main temperature sensor (lower)(Thermistor) and the PCU SUB PWB. / Power Source-ON (After-work) Repair or replace the harness and connector between the fusing main temperature sensor (lower)(Thermistor) and the PCU SUB PWB. Note Case 2 Trouble position/cause PCU SUB PWB trouble Remedy (Check) Check the PCU SUB PWB fusing temperature sensor circuit. (Repair) PCU SUB PWB replacement / Power Source-ON

• Code: H2 2
• Description: Fusing sub temperature sensor (upper) (Thermistor) open / Fusing unit not-installed (THS3)
• Causes: Fusing sub temperature sensor (upper) (Thermistor) output line open (A voltage of 4.6V or above is detected.) / The fusing unit is not installed.
• Remedy: Case 1 Trouble position/cause Fusing sub temperature sensor (upper) (Thermistor) output line open trouble Remedy (Check) Bad connection between the fusing sub temperature sensor (upper)(Thermistor) and the PCU SUB PWB (Repair) Check connection of the fusing sub temperature sensor (upper)(Thermistor) and the PCU SUB PWB. / Power Source-ON (After-work) Repair or replace the harness and connector between the fusing sub temperature sensor (upper)(Thermistor) and the PCU SUB PWB. Case 2 Trouble position/cause PCU SUB PWB trouble Remedy (Check) Check the PCU SUB PWB fusing temperature sensor circuit. (Repair) PCU SUB PWB replacement / Power Source-ON

• Code: H2 3
• Description: Fusing sub temperature sensor (lower) (Thermistor) open / Fusing unit not-installed (THS4)
• Causes: Fusing main temperature sensor (lower) (Thermistor) output line open (A voltage of 4.6V or above is detected.) / The fusing unit is not installed.
• Remedy: Case 1 Trouble position/cause Fusing main temperature sensor (lower) (Thermistor) output line open trouble Remedy (Check) Bad connection between the fusing main temperature sensor (lower)(Thermistor) and the PCU SUB PWB (Repair) Check connection of the fusing main temperature sensor (lower)(Thermistor) and the PCU SUB PWB. / Power Source-ON (After-work) Repair or replace the harness and connector between the fusing main temperature sensor (lower)(Thermistor) and the PCU SUB PWB. Note Case 2 Trouble position/cause PCU SUB PWB trouble Remedy (Check) Check the PCU SUB PWB fusing temperature sensor circuit. (Repair) PCU SUB PWB replacement / Power Source-ON