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Sharp ALF880

Error Codes List page 3

  • Code: H3-00
  • Description: Fusing high temperature trouble DETAIL 1) Fusing temperature sensor (thermistor) output level abnormality 2) Fusing temperature sensor (thermistor) output level recognition error
  • Remedy: Fusing temperature sensor (thermistor) signal recognition error 1) Fusing temperature sensor (thermistor) trouble 2) MCU PWB temperature sensor (thermistor) input circuit trouble 3) Fusing temperature sensor (thermistor) dirt REMEDY (Check) 1) Fusing temperature sensor (thermistor) 2) MCU PWB fusing temperature sensor (thermistor) input circuit (Remedy) 1) Fusing temperature sensor (thermistor) replacement 2) MCU PWB replacement 3) Fusing temperature sensor (thermistor) cleaning 4) Reset the trouble with SIM 14. (After work) 1) When the MCU PWB is replaced, perform simulations to input various set values and adjustment values. TROUBLE POSITION CAUSE Heater lamp control signal trouble 1) MCU PWB heater lamp control circuit trouble REMEDY (Check) 1) MCU PWB (Remedy) 1) MCU PWB replacement 2) Reset the trouble with SIM 14. (After work) 1) When the MCU PWB is replaced, perform simulations to input various set values and adjustment values. TROUBLE POSITION CAUSE Heater lamp drive trouble 1) Power PWB heater lamp drive circuit trouble REMEDY (Check) 1) Power PWB (Remedy) 1) Power PWB replacement 2) Reset the trouble with SIM 14. (After work).
  • Code: H4-00
  • Description: Fusing low temperature trouble DETAIL 1) Fusing temperature sensor (thermistor) output level abnormality 2) Fusing temperature sensor (thermistor) output level recognition error.
  • Remedy: Fusing temperature sensor (thermistor) signal recognition error 1) Fusing temperature sensor (thermistor) trouble 2) MCU PWB fusing temperature sensor (thermistor) input circuit trouble REMEDY (Check) 1) Fusing temperature sensor (thermistor) 2) MCU PWB fusing temperature sensor (thermistor) input circuit (Remedy) 1) Fusing temperature sensor (thermistor) replacement 2) MCU PWB replacement 3) Reset the trouble with SIM 14. (After work) 1) When the MCU PWB is replaced, perform simulations to input various set values and adjustment values. TROUBLE POSITION CAUSE Heater lamp control signal trouble 1) MCU PWB heater lamp control circuit trouble REMEDY (Check) 1) MCU PWB (Remedy) 1) MCU PWB replacement 2) Reset the trouble with SIM 14. (After work) 1) When the MCU PWB is replaced, perform simulations to input various set values and adjustment values. TROUBLE POSITION CAUSE Heater lamp drive trouble 1) Power PWB heater lamp drive circuit trouble REMEDY (Check) 1) Power PWB (Remedy) 1) Power PWB replacement 2) Reset the trouble with SIM 14. (After work)
  • Code: L1-00
  • Description: Scanner (reading) feed trouble. 1) The scanner (reading) feed operation is not performed. 2) The scanner (reading) feed operation is not recognized.
  • Remedy: The scanner (reading) mechanism operation is not smoothly made. 1) Scanner (reading) mechanism lock 2) Scanner (reading) mechanism wear. (Check) 1) Scanner (reading) drive section assembly 2) Scanner (reading) sliding section (rail, shaft) (Remedy) 1) Grease up. 2) Scanner (reading) section parts replacement 3) Reset the trouble with SIM 14. (After work) 1) Adjust when the scanner (reading) section parts are disassembled. Scanner home position sensor (MHP) signal recognition error 1) Scanner home position sensor (MHP) trouble 2) MCU PWB scanner home position sensor (MHP) input circuit trouble REMEDY (Check) 1) Scanner home position sensor (MHP) 2) MCU PWB scanner home position sensor (MHP) input circuit (Remedy) 1) Scanner home position sensor (MHP) replacement 2) MCU PWB replacement 3) Rest the trouble with SIM 14. (After work) 1) When the MCU PWB is replaced, perform simulations to input various set values and adjustment values. Scanner (reading) motor drive trouble 1) Scanner (reading) motor trouble 2) MCU PWB scanner (reading) motor control circuit trouble REMEDY (Check) 1) Scanner (reading) motor 2) MCU PWB scanner (reading) motor control circuit trouble (Remedy) 1) Scanner (reading) motor replacement 2) MCU PWB replacement 3) Reset the trouble with SIM 14. (After work) 1) When the MCU PWB is replaced, perform simulations to input various set values and adjustment values.
  • Code: L3-00
  • Description: Scanner (reading) return trouble. 1) The scanner (reading) dose not return. 2) The scanner (reading) return completion is not recognized.
  • Remedy: The scanner (reading) mechanism operation is not smooth. 1) Scanner (reading) mechanism lock 2) Scanner (reading) mechanism wear REMEDY (Check) 1) Scanner (reading) drive section assembly 2) Scanner (reading) sliding section 9rail, shaft) (Remedy) 1) Grease up 2) Scanner (reading) section parts replacement 3) Rest the trouble with SIM 14. (After work) 1) When the scanner (reading) section parts are disassembled, adjust. Scanner home position sensor (MHP) signal recognition error 1) Scanner home positions sensor (MHP) trouble 2) MCU PWB scanner home position sensor (MHP) input circuit trouble REMEDY (Check) 1) Scanner home position sensor (MHP) 2) MCU PWB scanner home position sensor (MHP) input circuit (Remedy) 1) Scanner home position sensor (MHP) replacement 2) MCU PWB replacement 3) Reset the trouble with SIM 14. (After work) 1) When the MCU PWB is replaced, perform simulations to input various set values and adjustment values. TROUBLE POSITION CAUSE Scanner (reading) motor drive trouble 1) Scanner (reading) motor trouble 2) MCU PWB scanner (reading) motor control circuit trouble REMEDY (Check) 1) Scanner (reading) motor 2) MCU PWB scanner (reading) motor control circuit (Remedy) 1) Scanner (reading) motor replacement 2) MCU PWB replacement 3) Reset the trouble with SIM 14 (After work) 1) When the MCU PWB is replaced, perform simulations to input various set values and adjustment values.
  • Code: P
  • Description: LAMP Paper tray lamp "P" blinking. Paper empty DETAIL 1) Paper detector (PE) malfunction 2) Paper detector (PE) signal recognition error SECTION Paper feed tray
  • Remedy: Paper detector (PE) signal recognition error 1) Paper detector (PE) trouble 2) Paper detector (PE) signal input circuit trouble REMEDY (Check) 1) Paper detector (PE) 2) Paper detector (PE) signal input circuit (Remedy) 1) Paper detector (PE) replacement 2) MCU PWB replacement (After work) 1) When the MCU PWB is replaced, perform simulations to input various set values and adjustment values.
  • Code: U2-01
  • Description: EEPROM (MCU PWB) trouble (counter data error) DETAIL EEPROM (MCU PWB) counter data trouble (data error)
  • Remedy: EEPROM (MCU PWB) counter data trouble EEPROM (MCU PWB) trouble REMEDY (Check) (Remedy) 1) MCU PWB replacement 2) Reset the trouble with SIM 14. 3) Use simulations to set various set values and adjustment values.
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