Dillen

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  • in reply to: Beomaster 1200 FM, MW, LW lamps not working #31659
    Dillen
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      The band lamps intensity depends on the signal strength.
      You could have a bad antenna signal.

      Martin

      in reply to: beolab 4000 smal humming sound when idle. #31457
      Dillen
      Moderator
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        It could be a matter of using a properly screened signal cable.

        Martin

        in reply to: Beomaster 8000 with Beogram 8000 #31430
        Dillen
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          Should the Beomaster 8000 automaticly switch off after playing a record and the Beogram is shut of?

          Yes. Apprx 30 minutes after the Beogram stopped playing.
          Same goes for Beocord, apprx. 30 minutes after the tape stopped running.
          – But only if the Beomaster is still on the same source.

          Martin

          in reply to: Beomaster 1200 Capacitor change #31339
          Dillen
          Moderator
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            On the grey capacitor it says “Plain negative”.
            In other words, the tag with no mark on its rivet is the negative.

            Martin

            in reply to: Beocentre 2200 problem #31251
            Dillen
            Moderator
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              Can you try the CD player with a different amp?

              Martin

              in reply to: Beogram 4002 problem delay in tonearm lift #31250
              Dillen
              Moderator
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                The problem could be that the plunger gets permanently magnetized, and it will
                stick to the metal bracket.
                I have seen this a few times.
                Take it apart and demagnetize it.

                Martin

                in reply to: Beocentre 2200 problem #31203
                Dillen
                Moderator
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                  Where do you plug the CD player in?
                  Does the CD player play in both channels if connected to a different amplifier?

                  Martin

                  in reply to: Beogram hardware equivalents #31177
                  Dillen
                  Moderator
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                    Beogram 3000 was produced with two different mechanics (one has the start relay box), but the motors are all identical to the one in Beogram 2000 (5244).
                    Same goes for the record deck in Beocenter 3500, which is identical to Beogram 3000.

                    If the pad is this one:
                    https://www.beoparts-shop.com/product/pad-for-idler-wheel-lifter-arm-beogram-beocenter/
                    Read the description and look at the photos.

                    Martin

                    in reply to: 4004 Arm Drops Too Soon #31135
                    Dillen
                    Moderator
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                      Did you try the adjustment mentioned in the service manual?

                      PosRuler

                      Martin

                      in reply to: Beovox 3700 woofer #30979
                      Dillen
                      Moderator
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                        Found, I believe… 🙂

                        Martin

                        in reply to: CX100’s Resto-Mod #30905
                        Dillen
                        Moderator
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                          …Here’s what B&O did to ameliorate the resonance of the air chamber created under the hard dust cap of their midrange, which is just the same woofer, just modified pole-piece.

                          The driver with the ventilated magnet is not a midrange!

                          Both drivers were custom produced to each their specific jobs here.

                          Personally, I don’t believe much of it before I see some form of documentation.
                          No, you cannot just listen. – You can measure much more than you can hear.
                          If you sat down and took some readings, you will see that
                          the midrange and woofer drivers have quite unique T/S parameters, and you would also see that those parameters go out the door, when you fit rubber surrounds.
                          It’s a fact. It can be measured and calculated – but most people will actually be able to hear that something is out of normal.
                          Look at a scope, enlarge waveforms, analyze distortion and its source.
                          And that comes based on decades of experience with all matters B&O audio
                          and lots of speaker experiments, measurements and whatnots.
                          All facts.

                          And – as a moderator – I have also been weeding out posts that went into audiophoolery.
                          Beoworld forum is not for buying or selling snake-oil.

                          Why don’t you give us the readings, so we can see, that what you are doing are in fact improvements?

                          Martin

                          in reply to: remote not working #30853
                          Dillen
                          Moderator
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                            There should be no pairing.
                            If you are sure, that the Beo4 is working, it’s most likely, that the remote receiver is not
                            longer working in the BeoSound 2000.
                            If the latter is the case, I made this kit:

                            https://www.beoparts-shop.com/product/beosound-century-ir-remote-control-pcb-service-kit/

                            Martin

                            in reply to: Vintage B&O – trying to identify #30798
                            Dillen
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                              Beomaster 6000 4-channel?

                              Martin

                              in reply to: Beogram 1001 tone arm wiring #30750
                              Dillen
                              Moderator
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                                IMG_9009

                                Martin

                                in reply to: Vintage B&O – trying to identify #30731
                                Dillen
                                Moderator
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                                  They are not 1970s – but then again, there weren’t that many LEDs in 1970s B&O.

                                  Martin

                                  in reply to: BeoGram 2400 #30671
                                  Dillen
                                  Moderator
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                                    Good job, and thanks for the feedback!

                                    Martin

                                    in reply to: Beocord 5000/4921 Tasten/Panel ohne Funktion #30633
                                    Dillen
                                    Moderator
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                                      Question is not why something works.
                                      Question is why something doesn’t work.
                                      In your case, – where things basically works when commanded from outside but not
                                      from its own operation panel, there must be a problem getting the commands from the panel to the processor.

                                      Most problems of this sort are caused by cables, connectors, solder joints and
                                      stuck switches. However, the keyboard reading circuit could also be at fault.
                                      If the display on the front panel is also garbled, perhaps some circuit shared by those
                                      two functions should be looked at.

                                      Martin

                                      Dillen
                                      Moderator
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                                        When you fit the black subplatter to the hub, make sure to match the
                                        three “protrusions” on it with the three small indentations on the hub.
                                        If you don’t the subplatter will ride too high.

                                        And you have the platter upside up – right? Your photo shows its downside.

                                        Martin

                                        in reply to: Beocord 5000/4921 Tasten/Panel ohne Funktion #30620
                                        Dillen
                                        Moderator
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                                          Front panel cable/plug correctly seated?
                                          One or more buttons stuck down?

                                          Martin

                                          in reply to: Beogram 1800 (5811) #30617
                                          Dillen
                                          Moderator
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                                            You should be able to find out the other leads as well using an ohmmeter / continuity.

                                            BG1800

                                            Martin

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