bizhub 36 lamp not glowing

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  • selmila
    Trusted Tech

    100+ Posts
    • Aug 2012
    • 133

    #1

    bizhub 36 lamp not glowing

    Bizhub scaner lamp fails to glow.do i need to change the lamp to fix it?
  • JR2ALTA
    Service Manager

    Site Contributor
    1,000+ Posts
    • Feb 2010
    • 2030

    #2
    We've replaced over a dozen optical units on 36/42. Mainly for 9401 lamp errors. It's one big assembly no separate parts, unfortunately.

    Why they make machines where the lamp doesn't go out when the lid closes is beyond me.

    Comment

    • Hansoon
      Field Supervisor

      Site Contributor
      2,500+ Posts
      • Sep 2007
      • 3372

      #3
      Re: bizhub 36 lamp not glowing

      Why they make machines where the lamp doesn't go out when the lid closes is beyond me.
      I have heard because the lamp needs to be warm to have a specific constant color temperature needed for color true scanning of the original.

      Hans
      “Sent from my Intel 80286 using MS-DOS 2.0”

      Comment

      • JR2ALTA
        Service Manager

        Site Contributor
        1,000+ Posts
        • Feb 2010
        • 2030

        #4
        Other than you sounding drunk, I guess I can accept that

        Comment

        • EarthKmTech
          Step aside, noob

          1,000+ Posts
          • May 2009
          • 2139

          #5
          Re: bizhub 36 lamp not glowing

          Originally posted by Hansoon
          I have heard because the lamp needs to be warm to have a specific constant color temperature needed for color true scanning of the original.

          Hans
          thats it,

          hopefully the next range of little crap boxes will use the led scanners instead of old school discharge lamps with their infinitely variable colour temperature and unreliability.

          Other than being obscenely sensitive to dirt on the original glass / white sheet i've had no problems with the current range of machines with led scanners at all.

          Comment

          • selmila
            Trusted Tech

            100+ Posts
            • Aug 2012
            • 133

            #6
            Re: bizhub 36 lamp not glowing

            Originally posted by JR2ALTA
            We've replaced over a dozen optical units on 36/42. Mainly for 9401 lamp errors. It's one big assembly no separate parts, unfortunately.

            Why they make machines where the lamp doesn't go out when the lid closes is beyond me.
            Thank you for replying.i hope i will be able to fix the problem by replacing the unit.yes it is an abnormal function of the unit to glow all the time!

            Comment

            • Ros.g
              Junior Member
              • May 2013
              • 6

              #7
              Re: bizhub 36 lamp not glowing errore 9401

              Hello, I solved the problem of the lamps of the 'scanner unit bizhub 36-42 - C35 and do not need to replace everything. The lamp is equal to the Triumph-adler DC-2128 "code : 302H994260" - orders two and modify the length of the cable on one of the two.

              Comment

              • tech51
                Senior Tech

                500+ Posts
                • Jan 2009
                • 846

                #8
                Re: bizhub 36 lamp not glowing

                Originally posted by EarthKmTech
                thats it,

                hopefully the next range of little crap boxes will use the led scanners instead of old school discharge lamps with their infinitely variable colour temperature and unreliability.

                Other than being obscenely sensitive to dirt on the original glass / white sheet i've had no problems with the current range of machines with led scanners at all.
                As it happens, the C35 replacement has a led scanner......

                Comment

                • mrondel

                  #9
                  Re: bizhub 36 lamp not glowing errore 9401

                  Originally posted by Ros.g
                  Hello, I solved the problem of the lamps of the 'scanner unit bizhub 36-42 - C35 and do not need to replace everything. The lamp is equal to the Triumph-adler DC-2128 "code : 302H994260" - orders two and modify the length of the cable on one of the two.
                  I've got a machine with the 9401 error and we're trying to avoid replacing the scanner unit what is this cable your referring to?

                  Comment

                  • EarthKmTech
                    Step aside, noob

                    1,000+ Posts
                    • May 2009
                    • 2139

                    #10
                    Re: bizhub 36 lamp not glowing

                    Download the latest parts book (not sure they are in there yet, but they are coming)

                    adf and scanner parts are NOW available individually for the C35 / bh42/36 range

                    Exposure lamp: A121PP0F00

                    Comment

                    • CopierNerd
                      Trusted Tech

                      100+ Posts
                      • Feb 2015
                      • 207

                      #11
                      Re: bizhub 36 lamp not glowing

                      I am also facing the similar problem with bizhub 36. When i turn ON the machine, It gets stuck at
                      Konica Minolta Logo screen and hangs. Restarting is the only solution at that time. But when machine turns on again, A message appears on screen "Calibrating" and some times "Initializing"
                      Machine gets hang. No Printing, No scanning, No copy.
                      Lamp is ON, some times on slit glass and some times under the white reference sheet. Then i restart it couple of times, it gets normal.Glass is cleaned, Slit glass and white sheet are also cleaned from inside. I think the "Scanner unit" CCD/Optical section is faulty. But i don't want to replace the scanning unit.Its hard to find. Is there any other solution or method to fix this problem?

                      Many Thanks

                      Comment

                      • CompyTech
                        Super Tech

                        500+ Posts
                        • Feb 2011
                        • 706

                        #12
                        Re: bizhub 36 lamp not glowing

                        Originally posted by CopierNerd
                        I am also facing the similar problem with bizhub 36. When i turn ON the machine, It gets stuck at
                        Konica Minolta Logo screen and hangs. Restarting is the only solution at that time. But when machine turns on again, A message appears on screen "Calibrating" and some times "Initializing"
                        Machine gets hang. No Printing, No scanning, No copy.
                        Lamp is ON, some times on slit glass and some times under the white reference sheet. Then i restart it couple of times, it gets normal.Glass is cleaned, Slit glass and white sheet are also cleaned from inside. I think the "Scanner unit" CCD/Optical section is faulty. But i don't want to replace the scanning unit.Its hard to find. Is there any other solution or method to fix this problem?

                        Many Thanks
                        (Optical Unit: A3EW260101) I just replaced one a couple weeks ago, it's not terri-bad.. (Just replace the whole assy and be done with it. Lol!)
                        Last edited by CompyTech; 02-04-2016, 11:20 PM.

                        Comment

                        • andyf424
                          Trusted Tech

                          100+ Posts
                          • Jun 2013
                          • 126

                          #13
                          Re: bizhub 36 lamp not glowing

                          Sadly, I've gotten pretty good at working on these things. All the techs I work with now stock the adf carriage belt. Originally SSD told us to replace the scanner unit but we eventually got lucky and got the P/N for it. A lot cheaper and takes a lot less room in the van. As far as the bulbs dying, we still replace the unit for that.

                          Comment

                          • CraigW
                            Trusted Tech

                            Site Contributor
                            250+ Posts
                            • Dec 2010
                            • 417

                            #14
                            Re: bizhub 36 lamp not glowing

                            Originally posted by CopierNerd
                            I am also facing the similar problem with bizhub 36. When i turn ON the machine, It gets stuck at
                            Konica Minolta Logo screen and hangs. Restarting is the only solution at that time. But when machine turns on again, A message appears on screen "Calibrating" and some times "Initializing"
                            Machine gets hang. No Printing, No scanning, No copy.
                            Lamp is ON, some times on slit glass and some times under the white reference sheet. Then i restart it couple of times, it gets normal.Glass is cleaned, Slit glass and white sheet are also cleaned from inside. I think the "Scanner unit" CCD/Optical section is faulty. But i don't want to replace the scanning unit.Its hard to find. Is there any other solution or method to fix this problem?

                            Many Thanks
                            We had a 42 acting just like this exposure lamp was lit, Changed out exposure lamp (now available as a part) and problems were solved.

                            Comment

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