C4503

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  • tufbnme
    Trusted Tech

    250+ Posts
    • Feb 2008
    • 493

    #1

    C4503

    I have a situation, I purchased a lot of 10 machines and one of them (MPc4503) has had the motor speed changed to 55 cpm. I do not want to resell it this way because the serial # tag does not match ( very unethical) I have found in the factory service mode the cpm address but am unable to reset it. Please PM me if there is a method to reverse this.
    Thanks
  • anothertech
    Service Manager

    Site Contributor
    1,000+ Posts
    • Nov 2007
    • 1771

    #2
    Re: C4503

    I think you're stuck with it. Sell it as a 45 cpm machine, it won't matter if it's a little faster.

    Comment

    • fshead
      Service Manager

      1,000+ Posts
      • Jan 2009
      • 2376

      #3
      Re: C4503

      agree and most customer could never tell

      Comment

      • zed255
        How'd ya manage that?

        1,000+ Posts
        • Dec 2009
        • 1024

        #4
        Re: C4503

        I'm of the opinion of simple full disclosure. You bought machines used for resale without being able to fully vet their histories. You got one that was altered in some way. If it works and you are willing to stand behind it there should be no issue. Just be honest, works almost every time.

        Comment

        • slimslob
          Retired

          Site Contributor
          25,000+ Posts
          • May 2013
          • 37529

          #5
          Re: C4503

          Sounds to me like someone replaced the controller PCB. The part numbers for the C6003, C5503 and C4503 controllers are different. There is also the possibility that someone had 2 machines, a 45 that didn't work but had a full set of usable covers and with no covers but worked.

          Comment

          • anothertech
            Service Manager

            Site Contributor
            1,000+ Posts
            • Nov 2007
            • 1771

            #6
            Re: C4503

            I think he's really just fishing for an answer on how to change the speed, so he can speed up his machines.

            Comment

            • fshead
              Service Manager

              1,000+ Posts
              • Jan 2009
              • 2376

              #7
              Re: C4503

              Originally posted by zed255
              I'm of the opinion of simple full disclosure. You bought machines used for resale without being able to fully vet their histories. You got one that was altered in some way. If it works and you are willing to stand behind it there should be no issue. Just be honest, works almost every time.
              I agree that if you are going to warranty it and service what s the big deal?
              If you think it will crap the bed then GUT IT for parts...
              Its funny way back i had a warehouse where i buy lease returns and this machine was labeled mpc3001,if i remember correct the door had mpc3001 on it too but it was a mpc3000..

              Comment

              • Coptech
                worker drone

                250+ Posts
                • Dec 2009
                • 460

                #8
                Re: C4503

                I don't believe the speed change is from a motor change. It is by more efficient paper timing. Agree that probably more than one board would need to be changed to make it run at the 55 speed. I believe as mentioned, you have a 55 with the wrong front cover label or it is simply listed wrong in SP5907. Does it actually run faster or does it just identify itself as a 55 in WIM?

                Comment

                • copier tech
                  Field Supervisor

                  5,000+ Posts
                  • Jan 2014
                  • 8169

                  #9
                  Re: C4503

                  Originally posted by tufbnme
                  I have a situation, I purchased a lot of 10 machines and one of them (MPc4503) has had the motor speed changed to 55 cpm. I do not want to resell it this way because the serial # tag does not match ( very unethical) I have found in the factory service mode the cpm address but am unable to reset it. Please PM me if there is a method to reverse this.
                  Thanks
                  If you have a serial number mismatch sounds like the machine has had an NVRam replacement possibly to reset the counter etc.

                  You can't simply change the machine speed.
                  Last edited by copier tech; 03-15-2019, 08:25 PM.
                  Let us eat, drink, and be merry, because tomorrow we may die!

                  For all your firmware & service manual needs please visit us at:

                  www.copierfirmware.co.uk - www.printerfirmware.co.uk

                  ​

                  Comment

                  • tufbnme
                    Trusted Tech

                    250+ Posts
                    • Feb 2008
                    • 493

                    #10
                    Re: C4503

                    Originally posted by anothertech
                    I think he's really just fishing for an answer on how to change the speed, so he can speed up his machines.
                    FU

                    Comment

                    • slimslob
                      Retired

                      Site Contributor
                      25,000+ Posts
                      • May 2013
                      • 37529

                      #11
                      Re: C4503

                      Originally posted by Coptech
                      I don't believe the speed change is from a motor change. It is by more efficient paper timing. Agree that probably more than one board would need to be changed to make it run at the 55 speed. I believe as mentioned, you have a 55 with the wrong front cover label or it is simply listed wrong in SP5907. Does it actually run faster or does it just identify itself as a 55 in WIM?
                      I agree. I checked the parts catalog and there are not different motors listed. Since the motors are all stepper motors, the speed difference could be achieved by changing the step rate for the motors or by changing the gap between sheets.

                      Comment

                      • anothertech
                        Service Manager

                        Site Contributor
                        1,000+ Posts
                        • Nov 2007
                        • 1771

                        #12
                        Re: C4503

                        Originally posted by tufbnme
                        FU
                        Ok, if you are saying that is not the case, fair enough. I can tell you that the speed regulation is a closely guarded secret at Ricoh. I have nerver heard of anyone being successful at changing the speed of any Ricoh box. If it happened on one of yours, it was probably an accident.

                        How did you notice that the speed was not right?

                        Comment

                        • fshead
                          Service Manager

                          1,000+ Posts
                          • Jan 2009
                          • 2376

                          #13
                          Re: C4503

                          i think you got the wrong guy if you think he is trying to cheat.
                          From what I see of his history he is a straight shooter and i think you might have stepped over that line..
                          If it was some newbie or someone with a checkered past i would think that..

                          the fact that he is reluctant to sell it as is should have rang a bell

                          Comment

                          • tonerhead
                            Senior Tech

                            500+ Posts
                            • Sep 2009
                            • 582

                            #14
                            Re: C4503

                            "the fact that he is reluctant to sell it as is should have rang a bell"


                            Agreed. We had some several years ago where the wholesaler pieced different doors on the front of a couple. Ours was the reverse. The door said it was 45cpm and it was actually 35cpm. We ended up buying new doors and called it good.

                            Speaking of which, back in the analog days before Lanier was part of Ricoh. Lanier used to "recertify" copiers. They would take back 1 year old used machines and recertify them with new components and a new meter at zero again. We bought a few of them and sold them at factory recertified copiers. Every one was a dog. I felt we the dealer was screwed and it set a bad taste with the end user also.

                            If I was to personally sell the C4503, I would leave as is, the customer is not likely to actually do a cpm count. They are getting more than what they paid for. Or if you think the meters were tampered with, make it into a parts donor. I think that is where you would really get into trouble
                            I've proved mathematics wrong. 1 + 1 doesn't always equal 2.........


                            Especially when it comes to sex

                            Comment

                            • tonerhead
                              Senior Tech

                              500+ Posts
                              • Sep 2009
                              • 582

                              #15
                              Re: C4503

                              I didn't notice that the serial # had a mismatch. I am guessing this means the serial on the back panel is different than the serial on the meter sheet. Not a big deal, the rear panel was replaced that's all. If possible, just remove the serial plate, serial number is still in the machine. Believe me, been there, done that, the machine will code if the serial numbers on the boards aren't a good match. If it is showing a different model in the web interface, SP5907 is where you set the brand and model of equipment. Anyone can change the "speed" through here if they want. It just lists the machine as faster, doesn't make it faster though, that is not changeable that I am aware of.

                              I remember back in analog days, a few dip switches were all it took to make a machine run faster. We had some greedy sales wanting service to do it so our 35cpm could beat the competition 35 cpm. Yeah right, I'll do something illegal so you can buy a bigger Mercedes.
                              I've proved mathematics wrong. 1 + 1 doesn't always equal 2.........


                              Especially when it comes to sex

                              Comment

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