Fix Epson WF 4830, 4820 series on heating when printing

The fatal error code is stored in the EEPROM on the Main Board and can be read out using the Adjustment Program. This product displays a printer fatal error code automatically on the panel LCD when a printer fatal error occurs.

Epson-WF-4830-4820-series-error-code-message

Fix Epson WF 4830, 4820 series error code 031001, 031002

  • Connector in use:
    • Epson WF 4830 series Main board:  CN66, CN67
    • Epson WF 4820 series Main board:  CN606

Solve HeadHot detect error (pre printing), error code 031001

  • Error message: HeadHot detect error (pre printing)
  • Possible cause:
    •  Disconnection, break, skew or damage of the Head FFC
    •  Overheat of the Printhead
      1.  Failure of the Printhead
      2.  Failure of the Main Board
    •  Occurs in-between print passes (after printing one pass and before printing the next pass)

Solve HeadHot detect error (after flushing), error code 031002

  • Error message: HeadHot detect error (after flushing)
  • Possible cause:
    •  Disconnection, break, skew or damage of the Head FFC
    •  Overheat of the Printhead
      1.  Failure of the Printhead
      2.  Failure of the Main Board
    •  Occurs every after ink flushing operation
      (Flushing before starting printing, flushing after manual cleaning and etc.)

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How to fix Epson WF 4830, 4820 series error code 031001, 031002?

    1.  Check the Head FFC for disconnection, break, skew or damage.
    2.  Replace the Printhead with a new one.
    3.  Replace the Main Board with a new one.

Epson-WF-4830-4820-series-error-codes.

— Fix Epson WF-4830/4820 Series error code 100001, 100005, 100010,… click here

Fix Epson WF 4830, 4820 series error code 031003

Solve Transistor temperature error, error code 031003

  • Error message: Transistor temperature error
  • Possible cause:
    •  Failure of the Main Board
      •  Occurs after receiving a print job and starting printing
  • How to fix Epson WF 4830, 4820 series error code 031003?
    • Replace the Main Board with a new one

Fix Epson WF 4830, 4820 series error code 031004

Solve Head temperature error, error code 031004

  • Connector in use:
    • Epson WF 4830 series Main board:  CN66, CN67
    • Epson WF 4820 series Main board:  CN606
  • Error message: Head temperature error
  • Possible cause:
    •  Disconnection, break, skew or damage of the Head FFC
    •  Occurs after receiving a print job and starting printing
      Failure of the thermistor inside the Printhead
      Temperature around the Printhead is out of the range from -20 to 80 degrees C.
  • How to fix Epson WF 4830, 4820 series error code 031004?
    1.  Check the Head FFC for disconnection, break, skew or damage.
    2.  Replace the Printhead with a new one.
    3.  Replace the Main Board with a new one

Fix Epson WF 4830, 4820 series error code 031006

Solve Blowout of a fuse error (Head), error code 031006

  • Connector in use:
    • Epson WF 4830 series Main board:  CN66, CN67
    • Epson WF 4820 series Main board:  CN606
  • Error message: Blowout of a fuse error (Head)
  • Possible cause:
    •  Failure of the power source for the Printhead
      1. ## Failure of the circuit
        Disconnection, break, skew, or damage of the Head FFC
      2. ## Blowout of fuse on the Main Board
        Failure of the Printhead
    •  Occurs at power-on, when replacing the ink cartridge, in between print passes, and after flushing operation
  • How to fix Epson WF 4830, 4820 series error code 031006?
    • ## If the fuse has not blown out
      1. Check the Head FFC for disconnection, break, skew or damage.
    • ## If the fuse has blown out
      1. Replace the Main Board with a new one.
    • ## In the other cases
      1. Replace the Printhead with a new one.

Epson-WF-4830-4820-series-ASF-error-codes-00006x-7x

Fix Epson WF 4830, 4820 series error code 031008

Solve VBS overvoltage error, error code 031008

  • Connector in use:
    • Epson WF 4830 series Main board:  CN66, CN67
    • Epson WF 4820 series Main board:  CN606
  • Error message: VBS overvoltage error
  • Possible cause:
    1.  Head FFC failure (skew, foreign object attached)
    2.  Failure of the Printhead
    3.  Failure of the Main Board (Occurrence frequency based on past record is 1. > 2. > 3.)
  • How to fix Epson WF 4830, 4820 series error code 031008?
    1.  Check the Head FFC.
    2.  Replace the Printhead with a new one.
    3.  Replace the Main Board with a new one

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Fix Epson WF 4830, 4820 series error code 033001

Solve Blowout of a fuse error (CRCM), error code 033001

  • Connector in use:
    • Epson WF 4830 series Main board:  CN68
    • Epson WF 4820 series Main board:  CN608
  • Error message: Blowout of a fuse error (CRCM)
  • Possible cause:
    •  Failure of the Main Board
    •  Occurs at power-on, and during operation for replacing the ink cartridge
  • How to fix Epson WF 4830, 4820 series error code 033001?
    1.  Check the CRCM FFC for disconnection, break, skew or damage.
    2.  If the error still occurs after the restart, replace the Main Board.

Epson-WF-4830-4820-series-error-codes-1

Fix Epson WF 4830, 4820 series error code 033003, 033004, 033005

  • Error message: Ink device error
  • Possible cause:
    •  Error in the printer settings
    •  Failure of the Main Board
      •  Occurs at power-on
  • How to fix Epson WF 4830, 4820 series error code 033003, 033004, 033005?
    1.  Turn the printer off and back it on.
    2.  If the error still occurs after the restart, replace the Main Board.

Fix Epson WF 4830, 4820 series error code 033006, 033007

Solve CRCM access error (Hard factor), error code 033006, 033007

  • Connector in use:
    • Epson WF 4830 series Main board:  CN68
    • Epson WF 4820 series Main board:  CN608
  • Error message: Blowout of a fuse error (CRCM)
  • Possible cause:
    •  Disconnection, break, skew or damage of the CRCM FFC
    •  Failure of the CSIC terminal/CR contact module
    •  Failure of the Main Board
  • How to fix Epson WF 4830, 4820 series error code 033001?
    1.  Check the CRCM FFC for disconnection, break, skew or damage.
    2.  If the error still occurs after the restart, replace the Main Board.

Fix Epson WF 4830, 4820 series error code 033010

Solve CSIC access error (Hard factor), error code 033010

  • Connector in use:
    • Epson WF 4830 series Main board:  CN68
    • Epson WF 4820 series Main board:  CN608
  • Error message: CSIC access error (Hard factor)
  • Possible cause:
    •  Disconnection, break, skew or damage of the CRCM FFC
    •  Failure of the CSIC terminal/CR contact module
    •  Failure of the Main Board (mismatch of the printer settings that cannot be changed when repairing the printer)
      •  Occurs at power-on
  • How to fix Epson WF 4830, 4820 series error code 033010?
    1.  Check the CRCM FFC for disconnection, break, skew or damage.
    2.  If the error still occurs after the restart, replace the Main Board.

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