[SOLVED] Quick fix Konica-Minolta 421 list error codes

[SOLVED] Quick fix Konica-Minolta 421 list error codes

– Compatible Printer model: Konica-Minolta bizhub 421
– Konica-Minolta bizhub 421 Error Codes with quick guides:

• Code: C-0201
• Description: The upper limit sensor /1 (PS6) does not turn ON within a specified period of time after the paper lift motor /1 (M7) turns ON.
• Causes: Paper lift motor /1 (M7) Upper limit sensor /1 (PS6) Printer control board (PRCB)

• Code: C-0202
• Description: The upper limit sensor /2 (PS13) does not turn ON within a specified period of time after the paper lift motor /2 (M8) turns ON.
• Causes: Paper lift motor /2 (M8) Upper limit sensor /2 (PS13) Printer control board (PRCB)

• Code: C-0203
• Description: The upper limit sensor /3 (PS114) does not turn ON within a specified period of time after the paper lift motor /3 (M124) turns ON.
• Causes: Paper lift motor /3 (M124) Upper limit sensor /3 (PS114) PC control board (PCCB)

• Code: C-0204
• Description: The upper limit sensor /4 (PS123) does not turn ON within a specified period of time after the paper lift motor /4 (M125) turns ON.
• Causes: Paper lift motor /4 (M125) Upper limit sensor /4 (PS123) PC control board (PCCB)

• Code: C-0205
• Description: The upper limit sensor (PS152) does not turn ON within a specified period of time after the paper lift motor (M151) turns ON.
• Causes: Paper lift motor (M151) Upper limit sensor (PS152) LU drive board (LTDB)

• Code: C-0206
• Description: Paper lift motor (M5) abnormality. Shift motor (M4) abnormality. Shift gate motor (M3) abnormality.
• Causes: Paper lift motor (M5) Shift motor (M4) Shift gate motor (M3) PC control board (PCCB)

• Code: C-0207
• Description: While in the paper feed, there occurs a condition twice in succession in which the lift sensor (PS23) does not turn ON within a specified period of time after the pick-up solenoid /BP (SD1) turns ON. While in the power switch (SW2) ON, there occurs a condition twice in succession in which PS23 does not turn OFF within a specified period of time after SD1 turns ON.
• Causes: Pick-up solenoid /BP (SD1) Lift sensor (PS23) Feed motor (M9) Printer control board (PRCB)

• Code: C-0301
• Description: Fan abnormality
  – Conveyance suction fan (FM5) abnormality.
• Causes: Conveyance suction fan (FM5) Printer control board (PRCB)

• Code: C-1001
• Description: Communication abnormality
  – Communication abnormality between the engine control of the overall control board (OACB) and that of the printer control board (PRCB). While in the stand-by, an FS Ready signal cannot be detected for a specified period of time.
• Causes: Overall control board (OACB) Printer control board (PRCB)

• Code: C-1002
• Description: FS
  – FS communication abnormality. A serial communication is unavailable between the FS control board (FSCB) and the printer control board (PRCB).
• Causes: FS control board (FSCB) Printer control board (PRCB)

• Code: C-1003
• Description: FS-522
  – Flash ROM abnormality. A checksum error of the flash ROM is detected.
• Causes: FS control board (FSCB)

• Code: C-1101
• Description: FS-523 Shift motor (M8) drive abnormality.
  – When starting the home position movement, the shift home sensor (PS10) does not turn ON a specified period of time after M8 turns ON.
  – When starting the shift position movement, PS10 does not turn OFF a specified period of time after M8 turns ON.
• Causes: Shift motor (M8) Shift home sensor (PS10) FS control board (FSCB)

• Code: C-1102
• Description: FS-523:Tray lift motor (M7) drive abnormality.
  – While in the main tray up drive, the main tray upper limit sensor (PS19) does not turn ON within a specified period of time after M7 turns ON.
  – While in the main tray down drive, the lock signal of M7 is detected.
  – While in the M7 ON, the main tray upper limit switch (SW2) or the main tray lower limit switch (SW3) turns ON.
• Causes: Tray lift motor (M7) Main tray upper limit sensor (PS19) FS control board (FSCB)

• Code: C-1103
• Description: FS-511: Alignment motor (M5) drive abnormality.
  – While in the alignment home position search, the alignment home sensor (PS9) does not turn ON within a specified period of time after M5 turns ON.
  – While in the alignment operation, PS9 does not turn OFF within a specified period of time after M5 turns ON.
• Causes: Alignment motor (M5) Alignment home sensor (PS9) FS control board (FSCB)

• Code: C-1104
• Description: FS-523: Paper exit roller release motor (M13) drive abnormality.
  – When starting the pressure position drive, the exit roller home sensor (PS13) does not turn ON within a specified period of time after M13 turns ON.
  – When starting the separation position drive, PS13 does not turn OFF within a specified period of time after M13 turns ON.
• Causes: Paper exit roller release motor (M13) Exit roller home sensor (PS13) FS control board (FSCB)

• Code: C-1105
• Description: FS-523: Intermediate conveyance roller release motor (M12) drive abnormality.
  – When starting the pressure position drive, the roller release home sensor (PS12) does not turn ON within a specified period of time after M12 turns ON.
  – When starting the separation position drive, PS12 does not turn OFF within a specified period of time after M12 turns ON.
• Causes: Intermediate conveyance roller release motor (M12) Roller release home sensor (PS12) FS control board (FSCB)

• Code: C-1106
• Description: FS-523: Stapler movement motor (M6) drive abnormality.
  – While in the home position search, the stapler home sensor (PS14) does not turn ON within a specified period of time after M6 turns ON.
  – While in the 1-staple position movement, PS14 does not turn OFF within a specified period of time after M6 turns ON.
• Causes: Stapler movement motor (M6) Stapler home sensor (PS14) FS control board (FSCB)

• Code: C-1107
• Description: FS-523: Stapler motor /Rr (M16) drive abnormality
  – The stapler home sensor /Rr (PS22) does not turn OFF within a specified period of time after M16 turns ON.
  – PS22 does not turn ON within a specified period of time after the OFF of PS22 is detected.
  – PS22 does not turn ON within a specified period of time after M16 turns ON for reverse rotation.
• Causes: Stapler motor /Rr (M16) Stapler home sensor /Rr (PS22) FS control board (FSCB)

• Code: C-1108
• Description: FS-523: Stapler motor /Fr (M17) drive abnormality
  – The stapler home sensor /Fr (PS25) does not turn OFF within a specified period of time after M17 turns ON.
  – PS25 does not turn ON within a specified period of time after the OFF of PS25 is detected.
  – PS25 does not turn ON within a specified period of time after M17 turns ON for reverse rotation.
• Causes: Stapler motor /Fr (M17) Stapler home sensor /Fr (PS25) FS control board (FSCB)

• Code: C-1109
• Description: SD: Saddle stapler motor /Fr drive abnormality.
  – When the saddle stapler motor /Fr is ON, it does not get off from the home position within a specified period of time.
  – After its getting off from the home position is detected, it does not get to the home position within a specified period of time.
  – After the saddle stapler motor /Fr turns ON for reverse rotation, it does not get to the home position within a specified period of time.
• Causes: Saddle stapler motor /Fr SD control board (SDCB)

• Code: C-1110
• Description: SD: Saddle stapler motor /Rr drive abnormality
  – When the saddle stapler motor /Rr turns ON, it does not get off from the home position within a specified period of time.
  – After its getting off from the home position is detected, it does not get to the home position within a specified
  period of time.
  – After the saddle stapler motor /Rr turns ON for reverse rotation, it does not get to the home position within a pecified period of time.
• Causes: Saddle stapler motor /Rr SD control board (SDCB)

• Code: C-1111
• Description: SD: Paper guide motor (M13) drive abnormality
  – When M13 turns ON for protrusion, the paper guide home sensor (PS23) does not turn OFF within a specified period of time.
  – When M13 turns ON for evacuation, PS23 does not turn ON within a specified period of time.
• Causes: Paper guide motor (M13) Paper guide home sensor (PS23) SD control board (SDCB)

• Code: C-1112
• Description: SD: Staple guide motor (M14) drive abnormality.
  – While in the home position return operation, the staple guide home sensor (PS26) does not turn ON within a specified period of time after M14 turns ON.
  – When starting a retraction operation, PS26 does not turn OFF within a specified period of time after M14 turns ON.
• Causes: Staple guide motor (M14) Staple guide home sensor (PS26) SD control board (SDCB)

• Code: C-1113
• Description: SD: Exit open/close motor (M9) drive abnormality.
  – When starting a pressure contact operation, the saddle exit home sensor (PS18) does not turn ON within a specified period of time after M9 turns ON.
  – When starting a separation operation, PS18 does not turn OFF within a specified period of time after M9 turns ON.
• Causes: Exit open/close motor (M9) Saddle exit home sensor (PS18) SD control board (SDCB)

• Code: C-1114
• Description: SD: Folding motor (M10) drive abnormality.
  – The folding roller home sensor (PS22) does not turn ON within a specified period of time after M10 turns ON.
• Causes: Folding motor (M10) Folding roller home sensor (PS22) SD control board (SDCB)

• Code: C-1115
• Description: SD: Conveyance motor (M8) drive abnormality.
  – Within a specified period of time after M8 turns ON, the ON of a motor lock signal is detected for a prescribed period of time in succession.
  – A specified period of time after M8 turns OFF, the OFF of a motor lock signal is detected for a prescribed period of time in succession.
• Causes: Conveyance motor (M8) SD control board (SDCB)

• Code: C-1116
• Description: FS-522: Exit roller release motor (M6) drive abnormality.
  – When the shutter is closed, the shutter home sensor (PS16) does not turn ON within a specified period of time after M6 turns ON.
  – When the shutter is open, PS16 does not turn OFF within a specified period of time after M6 turns ON.
• Causes: Exit roller release motor (M6) Shutter home sensor (PS16) FS control board (FSCB)

• Code: C-1117
• Description: FS-522: Alignment motor /Fr (M5) drive abnormality.
  – While in the home position search, the alignment home sensor /Fr (PS7) does not turn ON within a specified period of time after M5 turns ON.
  – While in the home position search, PS7 does not turn OFF within a specified period of time after M5 turns ON.
• Causes: Alignment motor /Fr (M5) Alignment home sensor /Fr (PS7) FS control board (FSCB)

• Code: C-1118
• Description: FS-522: Exit paddle solenoid (SD2) drive abnormality.
  – While in the paddle evacuation, the exit paddle home sensor (PS11) does not turn ON within a specified period of time after SD2 turns ON.
  – While in the paper hold-down operation, PS11 does not turn OFF within a specified period of time after SD turns ON.
• Causes: Exit paddle solenoid (SD2) Exit paddle home sensor (PS11) FS control board (FSCB)

• Code: C-1119
• Description: FS-523: Punch motor (M11) drive abnormality.
  – The punch encoder sensor (PS15) does not turn OFF within a specified period of time after M11 turns ON.
• Causes: Punch motor (M11) FS control board (FSCB)

• Code: C-1120
• Description: FS-523: Hole punch selector motor (M14) drive abnormality (inch system only)
  – When starting the punch 2- hole position switch drive, the hole punch position switch (SW4) is not turned ON in the specified period of time after the M14 is turned ON.
  – When starting the punch 3- hole position switch drive, the SW4 is not turned OFF in the specified period of time after the M14 is turned ON.
• Causes: FS control board (FSCB) Hole punch selector motor (M14)

• Code: C-1121
• Description: PU: Punch motor (M1) drive abnormality.
  – The punch position sensors /1 (PS2) and /2 (PS3) do not turn OFF within a specified period of time after M1 turns ON.
• Causes: Punch motor (M1) Punch position sensor /1 (PS2) Punch position sensor /2 (PS3) FS control board (FSCB)

• Code: C-2001
• Description: Image process communication abnormality
  – Communication abnormality between the engine control of the overall control board (OACB) and that of the printer control board (PRCB) While in the stand-by, a process Ready signal cannot be detected for a specified period of time.
• Causes: Overall control board (OACB) Printer control board (PRCB)

• Code: C-2201
• Description: Developing motor (M3) speed abnormality.
  – While M3 is ON, an EM error signal has been detected 5 times in succession within a specified period of time.
• Causes: Developing motor (M3) Printer control board (PRCB)

• Code: C-2202
• Description: Drum motor (M1) speed abnormality.
  – While M1 is ON, an EM error signal has been detected 5 times in succession within a specified period of time.
• Causes: Drum motor (M1) Printer control board (PRCB)

• Code: C-2301
• Description: Drum cooling fan (FM4) abnormality.
  – While FM4 is ON, an EM error signal has been detected 5 times in succession within a specified period of time.
• Causes: Drum cooling fan (FM4) Printer control board (PRCB)

• Code: C-2302
• Description: Developing suction fan motor (FM6) abnormality.
  – While FM6 is ON, an EM error signal has been detected 5 times in succession within a specified period of time.
• Causes: Developing suction fan motor (FM6) Printer control board (PRCB)

• Code: C-2303
• Description: Developing cooling fan (FM7) abnormality.
  – While FM7 is ON, an EM error signal has been detected 5 times in succession within a specified period of time.
• Causes: Developing cooling fan (FM7) Printer control board (PRCB)

• Code: C-2401
• Description: High machine inside temperature abnormality.
  – When the temperature around the drum is above 58 °C
• Causes: TCR sensor (TCRS) Printer control board (PRCB)

• Code: C-2402
• Description: Erase lamp (EL) connector slip-off abnormality.
  – When EL turns ON before starting an initial charging, EL abnormality has been detected 15 times in succession at prescribed intervals after a specified period of time.
• Causes: Erase lamp (EL) Printer control board (PRCB)

• Code: C-2403
• Description: Toner bottle phase detection abnormality.
  – While in the power switch (SW2) ON, the toner bottle position sensor (PS28) does not turn ON within a specified period of time after the toner bottle motor (M10) turns ON.
• Causes: Toner bottle motor (M10) Toner bottle position sensor (PS28) Printer control board (PRCB)

• Code: C-2701
• Description: Charging abnormality.
  – An error signal is detected 5 times in succession at prescribed intervals.
• Causes: Charging corona High voltage unit (HV) Printer control board (PRCB)

Solve Konica-Minolta bizhub 421 Error codes

• Code: C-2702
• Description: Transfer lightning abnormality.
  – There occurs a phenomenon 5 times in a job, in which an error signal is detected 3 times in succession at prescribed intervals.
• Causes: Transfer/separation charger High voltage unit (HV) Printer control board (PRCB)

• Code: C-2703
• Description: Separation lightning abnormality.
  – There occurs a phenomenon 5 times in a job, in which an error signal is detected 5 times in succession at prescribed intervals.
• Causes: Transfer/separation charger High voltage unit (HV) Printer control board (PRCB)

• Code: C-2801
• Description: TCR output abnormality.
  – When the TCR output is in excess of 3.0 V.
• Causes: TCR sensor (TCRS) Printer control board (PRCB)

• Code: C-2802
• Description: TCR output abnormality.
  When the TCR sensor (TCRS) maximum output is 1.0 V or less
• Causes: TCR sensor (TCRS) Printer control board (PRCB)

• Code: C-2803 E3
• Description: TCR output abnormality.
  – When the output ripple voltage of the TCR sensor (TCRS) is 0.5 V or less.
• Causes: TCR sensor (TCRS) Printer control board (PRCB)

• Code: C-2803 E4
• Description: TCR output abnormality.
  – When the output ripple voltage of TCR sensor (TCRS) is 0.02 V or less.
• Causes: TCR sensor (TCRS) Printer control board (PRCB)

• Code: C-2803 E5
• Description: TCR output abnormality.
  When the TCR sensor (TCRS) control voltage cannot be adjusted within 7.6V to 6.2V
• Causes: TCR sensor (TCRS) Printer control board (PRCB)

• Code: C-2803 E6
• Description: When the detection of the toner control patch is abnormal for the D/A check
• Causes: IDC sensor (IDCS) Printer control board (PRCB)

• Code: C-2804
• Description: Toner density abnormality.
  – When the L detection output is in excess of 2.6 V before the toner remaining sensor (PZS) detects a no toner condition, toner density does not recover even when toner is automatically supplied.
• Causes: IDC sensor (IDCS) Printer control board (PRCB)

• Code: C-3201
• Description: Fusing motor (M11) speed abnormality.
  – When M11 is ON, an EM error signal is detected 30 times in succession within a specified period of time.
• Causes: Fusing motor (M11) Printer control board (PRCB)

• Code: C-3301
• Description: Fusing cooling fan /Fr (FM2) abnormality.
  – When FM2 is ON, an EM error signal is detected 3 times in succession within a specified period of time.
• Causes: Fusing cooling fan /Fr (FM2) Printer control board (PRCB)

• Code: C-3302
• Description: Fusing cooling fan /Rr (FM8) abnormality.
  – When FM8 is ON, an EM error signal is detected 3 times in succession within a specified period of time.
• Causes: Fusing cooling fan /Rr (FM8) Printer control board (PRCB)

• Code: C-3501
• Description: Fusing main sensor high temperature abnormality.
  – The thermistor /1 (TH1) detects a temperature higher than 236 °C for more than a specified period of time.
• Causes: Thermistor /1 (TH1) Printer control board (PRCB) DC power supply (DCPS)

• Code: C-3502
• Description: Fusing sub sensor high temperature abnormality.
  – The thermistor /2 (TH2) detects a temperature higher than 236 °C for more than a specified period of time.
• Causes: Thermistor /2 (TH2) Printer control board (PRCB) DC power supply (DCPS)

• Code: C-3801
• Description: Fusing main sensor low temperature abnormality.
  – While in the idle or in the low power mode, the fusing heater lamp /1 (L2) turns on for more than 12 seconds in succession.
• Causes: Thermistor /1 (TH1) Printer control board (PRCB) DC power supply (DCPS)

• Code: C-3802
• Description: Fusing main sensor low temperature abnormality.
  – While in other than the warm-up, the thermistor /1 (TH1) detects a temperature lower than 130 °C for more than 10 seconds.
• Causes: Thermistor /1 (TH1) Printer control board (PRCB) DC power supply (DCPS)

• Code: C-3803
• Description: Fusing main sensor low temperature abnormality.
  – The detection temperature of the thermistor /1 (TH1) does not get to the prescribed temperature within a specified period of time after it starts the warm-up.
• Causes: Thermistor /1 (TH1) Printer control board (PRCB) DC power supply (DCPS)

• Code: C-3804
• Description: Fusing sub sensor low temperature abnormality.
  – While in the idle, the fusing heater lamp /2 (L3) turns on for more than 12 seconds in succession.
• Causes: Thermistor /2 (TH2) Printer control board (PRCB) DC power supply (DCPS)

• Code: C-3805
• Description: Fusing sub sensor low temperature abnormality.
  – While in other than the warm-up, the thermistor /2 (TH2) detects a temperature lower than 130 °C for more than 10 seconds.
• Causes: Thermistor /2 (TH2) Printer control board (PRCB) DC power supply (DCPS)

• Code: C-3806
• Description: Fusing sub sensor low temperature abnormality.
  – The detection temperature of the thermistor /2 (TH2) does not get to the prescribed temperature within a specified period of time after it starts the warm-up.
• Causes: Thermistor /2 (TH2) Printer control board (PRCB) DC power supply (DCPS)

• Code: C-3807
• Description: Fusing main sensor high temperature abnormality (sub CPU detection)
  – In the sub CPU, the thermistor /1 (TH1) detects a temperature higher than 236 °C for more than a specified period of time.
• Causes: Thermistor /1 (TH1) Printer control board (PRCB) DC power supply (DCPS)

• Code: C-3808
• Description: Fusing sub sensor high temperature abnormality (sub CPU detection)
  – In the sub CPU, the thermistor /2 (TH2) detects a temperature higher than 236 °C for more than a specified period of time.
• Causes: Thermistor /2 (TH2) Printer control board (PRCB) DC power supply (DCPS)

• Code: C-3901
• Description: Inferior contact of the thermistor /1 (TH1)
  – While in the warm-up condition, when the thermistor /2 (TH2) detection temperature gets to the Ready temperature before the TH1 detection temperature, the TH1 detection temperature does not get to the Ready temperature a specified period of time after the TH2 detection temperature got to the Ready temperature.
• Causes: Thermistor /1 (TH1) Printer control board (PRCB)

• Code: C-3902
• Description: Inferior contact of the thermistor /2 (TH2)
  – While in the warm-up condition, when the thermistor /1 (TH1) detection temperature gets to the Ready temperature before the TH2 detection temperature, the TH2 detection temperature does not get to the Ready temperature a specified period of time after the TH1 detection temperature got to the Ready temperature
• Causes: Thermistor /2 (TH2) Printer control board (PRCB)

• Code: C-3903
• Description: Thermistor /1 (TH1) open abnormality (sub CPU detection)
  – In the sub CPU, the TH1 detection temperature detects a temperature between -8 and 20 °C for more than a specified period of time.
• Causes: Thermistor /1 (TH1) Printer control board (PRCB)

• Code: C-3904
• Description: Thermistor /2 (TH2) open abnormality (sub CPU detection)
  – In the sub CPU, the TH2 detection temperature detects a temperature between -8 and 20 °C for more than a specified period of time.
• Causes: Thermistor /2 (TH2) Printer control board (PRCB)

• Code: C-4001
• Description: Index board (INDEXB) contact abnormality.
• Causes: Index board (INDEXB) Overall control board (OACB)

• Code: C-4101
• Description: Polygon motor (M5) speed abnormality.
  – When M5 is ON, an error signal is detected 3 times in succession within a specified period of time.
• Causes: Polygon motor (M5) Printer control board (PRCB)

• Code: C-4401
• Description: Laser drive board (LDB) abnormality.
  – When an overcurrent flows for laser output.
• Causes: Laser drive board (LDB) Overall control board (OACB)

• Code: C-4701
• Description: Laser index abnormality.
  – When the cycle of the index is different from an expected value.
• Causes: Index board (INDEXB) Overall control board (OACB)

• Code: C-5001
• Description: Main body control board communication abnormality 1
  – Communication abnormality between the overall control board (OACB) and the scanner drive board (SDB).
• Causes: Overall control board (OACB) Scanner drive board (SDB)

• Code: C-5002
• Description: Main body control board communication abnormality 2
  – Communication abnormality, incoming command abnormality, platen operation sequence abnormality to the sub CPU in the overall control board (OACB).
• Causes: Printer control board (PRCB)

• Code: C-5003
• Description: Sub CPU A/D conversion abnormality.
  – There is no response 2 times in succession to the A/D conversion request of the overall control board (OACB).
• Causes: Printer control board (PRCB)

• Code: C-5301
• Description: Exhaust fan /Fr (FM3) conversion abnormality.
  – When FM3 is ON, an error signal is detected 5 times in succession within a specified period of time.
• Causes: Exhaust fan /Fr (FM3) Printer control board (PRCB)

• Code: C-5302
• Description: Exhaust fan /Rr (FM9) conversion abnormality.
  – When FM9 is ON, an error signal is detected 5 times in succession within a specified period of time.
• Causes: Exhaust fan /Rr (FM9) Printer control board (PRCB)

• Code: C-5303
• Description: Power supply cooling fan (FM1) conversion abnormality.
  – When FM1 is ON, an error signal is detected 5 times in succession within a specified period of time.
• Causes: Power supply cooling fan (FM1) Printer control board (PRCB)

• Code: C-5401
• Description: There occurs an OS error with the engine control section in the printer control board (PRCB).
• Causes: Printer control board (PRCB)

• Code: C-5402
• Description: Time out for tuning off the power switch (SW2)
• Causes: Overall control board (OACB) Printer control board (PRCB)

• Code: C-6001
• Description: CCD board (CCDB) connection abnormality.
• Causes: CCD board (CCDB) Overall control board (OACB)

• Code: C-6002
• Description: Communication abnormality between the engine control of the overall control board (OACB) and that of the printer control board (PRCB). While in the stand-by, a scanner Ready signal cannot be detected for a specified period of time.
• Causes: Overall control board (OACB) Printer control board (PRCB)

• Code: C-6003
• Description: Communication abnormality between the engine control of the overall control board (OACB) and that of the printer control board (PRCB). Time out for the notice time of the platen original size.
• Causes: Overall control board (OACB) Printer control board (PRCB)

• Code: C-6101
• Description: While in the exposure unit initial search, the scanner home sensor (PS30) does not turn on within a specified period of time. And also, while in the return scan, PS30 does not turn on within a specified period of time.
• Causes: Scanner motor (M2) Scanner home sensor (PS30) Printer control board (PRCB)

• Code: C-6201
• Description: Exposure lamp (L1) abnormality.
  – A specified period of time after L1 turns on, an L1 abnormality signal is detected in succession for a specified period of time.
• Causes: Exposure lamp (L1) L1 inverter (L1 INVVB) Printer control board (PRCB)

• Code: C-6701
• Description: AOC abnormality.
  – AOC counter overflow
• Causes: CCD board (CCDB) Exposure lamp (L1) L1 inverter (L1 INVVB) Scanner motor (M2) Overall control board (OACB)

• Code: C-6702
• Description: AGC abnormality.
  – AGC counter overflow
• Causes: CCD board (CCDB) Exposure lamp (L1) L1 inverter (L1 INVVB) Scanner motor (M2) Overall control board (OACB)

• Code: C-8001
• Description: DF control board (DFCB) communication abnormality.
  – Communication abnormality between the printer control board (PRCB) and DFCB.
• Causes: DF control board (DFCB) Printer control board (PRCB)

• Code: C-8301
• Description: Cooling fan (FM3) abnormality.
• Causes: Cooling fan (FM3) DF control board (DFCB)

– Get more error code list with quick guide to fix printer product, click here
– About get help with reseting Epson inkpad or others, click here






– Get more information about Epson XP 15000 troubleshooting, click here
– Buy cheap key of Epson WIC Reset Tool, CLICK HERE
– Key Epson Adjustment Program, CLICK HERE
– Download Epson printer driver, CLICK HERE
– Download Epson XP-6100 Driver, Firmware and Manuals, CLICK HERE

Contact us to get support with Konica-Minolta bizhub 421 Error case

Telegram: https://t.me/hyperaktiv
Facebook: https://www.facebook.com/dngnm/
Or click here to get more ways.