canon ir 5055N Code E840-0001

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  • Clement5
    • Jun 2025

    #1

    [Error Code] canon ir 5055N Code E840-0001

    Canon iR5055 Error Codes

    Code

    E840-0001

    Description

    There is a shutter error.
    While the shutter is in operation, the sensor signal is not detected and, in addition, it is still not detected after 3 retries.
    Remedy

    - Check the connection of the connector of the shutter motor and the shutter HP sensor. - check the mounting of the pin used to match the shutter gear phase of the fixing unit (See descriptions under "Points to Note When Mounting the Fixing Roller.") - Replace the shutter HP sensor and the shutter motor
  • Phil B.
    Field Supervisor

    10,000+ Posts
    • Jul 2016
    • 22798

    #2
    Re: canon ir 5055N Code E840-0001

    well clearly you have the manual...

    have you gone thru the suggested RAP?

    really not sure of whats going on since all you did was post from the manual.

    tell us what you have done/tried if you require help

    Comment

    • tmonkey(snr)

      #3
      Re: canon ir 5055N Code E840-0001

      I have had this error code recently, if the motor is making a noise after you reset the error then the motor is fine.
      I had the shutter sensor go down the part number is FK2-0149-000.

      Comment

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