irc 1021if error 194

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  • ernesto
    Trusted Tech

    250+ Posts
    • Oct 2011
    • 430

    #1

    irc 1021if error 194

    Hi,
    I have a canon IRC 1028if, the error 194 sometimes appears, I have replaced the three color cartridges, clean the laser assembly and exchange ITB unit.. but the error 194 sometimes happens.

    does anyone know the problem?


    All the best
  • laitang
    Senior Tech

    500+ Posts
    • Nov 2012
    • 627

    #2
    Re: irc 1021if error 194

    E194:
    Error in CPR sensor

    Description:
    Cannot detect color displacement detection pattern, detected results fall outside the acceptable range.

    Cause:
    Dirty color displacement detection sensor, color displacement detection sensor fault, DC controller PCB assembly fault, toner cartridge fault.

    Action:
    - Replace ETB unit
    - Terminal assembly fault (check on every contact between the terminals of each color and the high voltage PCB assembly)
    - Replace DC controller PCB
    - Replace toner cartridge

    Comment

    • ernesto
      Trusted Tech

      250+ Posts
      • Oct 2011
      • 430

      #3
      Re: irc 1021if error 194

      I replaced high voltage pcb assembly....dc controller......the error still appears.......does anyone know the problem.....?

      I hope to hear from you soon

      all the best

      Comment

      • teckat
        Field Supervisor

        Site Contributor
        10,000+ Posts
        • Jan 2010
        • 16083

        #4
        Re: irc 1021if error 194

        Originally posted by ernesto
        I replaced high voltage pcb assembly....dc controller......the error still appears.......does anyone know the problem.....?

        I hope to hear from you soon

        all the best
        =============================

        do u have/see any e020's at Power On if so change drum in error (OEM) ??

        Check for a damaged harness that goes to the ETB or replace Harness'

        how is your voltage supply to printer ???

        is it stable and have proper grounding ?
        **Knowledge is time consuming, exhausting and costly for a trained Tech.**

        Comment

        • ernesto
          Trusted Tech

          250+ Posts
          • Oct 2011
          • 430

          #5
          Re: irc 1021if error 194

          I did that....I replaced etb and three color cartridges and cleanned the laser unit....:-(

          Comment

          • teckat
            Field Supervisor

            Site Contributor
            10,000+ Posts
            • Jan 2010
            • 16083

            #6
            Re: irc 1021if error 194

            Originally posted by ernesto
            I did that....I replaced etb and three color cartridges and cleanned the laser unit....:-(


            Harness ??
            **Knowledge is time consuming, exhausting and costly for a trained Tech.**

            Comment

            • ernesto
              Trusted Tech

              250+ Posts
              • Oct 2011
              • 430

              #7
              Re: irc 1021if error 194

              Originally posted by teckat
              Harness ??
              Hi,
              I have a canon IRC 1021if, the error 194 sometimes appears, I have replaced the three color cartridges, and exchanged ITB unit..exchanged PAPER PICK-UP ASSEMBLY....exchanged...dc controller.... HIGH-VOLTAGE PCB ASS'Y.....and the last thing I did is exchanged the laser unit and their flat cables..........let me hope, cross my fingers....

              if anyone know the problem, please let me know......


              All the best

              Comment

              • ernesto
                Trusted Tech

                250+ Posts
                • Oct 2011
                • 430

                #8
                Re: irc 1021if error 194

                Originally posted by teckat
                Harness ??
                Hi,

                Finally I put a second hand laser unit and new cables flat of the laser unit. and there has not been error for one week..my fingers are still crossed ;-)

                All the best

                Comment

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