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Konica-Minolta Bizhub 421 Top Searches

These results are ranked by popularity.

Error
C-3904Description: 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.
C-1121Description: 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.
C-2803 E3Description: TCR output abnormality. - When the output ripple voltage of the TCR sensor (TCRS) is 0.5 V or less.
C-1003Description: FS-522 - Flash ROM abnormality. A checksum error of the flash ROM is detected.
C-6003Description: 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.

Konica-Minolta Bizhub 421 Common Errors

The most common error codes.

Error
C-3904Description: 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.
C-1121Description: 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.
C-2803 E3Description: TCR output abnormality. - When the output ripple voltage of the TCR sensor (TCRS) is 0.5 V or less.
C-1003Description: FS-522 - Flash ROM abnormality. A checksum error of the flash ROM is detected.
C-6003Description: 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.
C-3904Description: 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.
C-1121Description: 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.
C-2803 E3Description: TCR output abnormality. - When the output ripple voltage of the TCR sensor (TCRS) is 0.5 V or less.
C-1003Description: FS-522 - Flash ROM abnormality. A checksum error of the flash ROM is detected.
C-6003Description: 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.