dahiyas

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  • in reply to: Beocord 5500 FFW/REW Issues #59204
    dahiyas
    BRONZE Member

      I have no idea what I did but magically now fwd/rew both are working.

      Only issue – when I hit forward the mechanism works as expected BUT when the tape reaches the end, the head turns and tape plays and unit goes to STANDBY with the head still engaged. I have to hit STOP again to bring unit out of STANDBY and head to disengage.

      I am not sure if the head should engage for the normal (“>>” or “<<“) function. I can understand that head would engage in the search (play+fwd/rew) mode.

      REW works now, its noisy but works.

       

       

      in reply to: Beocord 5500 FFW/REW Issues #59201
      dahiyas
      BRONZE Member

        Hi, Martin, I checked again and the worm gear is glued well. See below links to videos that show the gear movement for play/ff/rew.

        Gear View – https://youtu.be/DJ_V7VKfaK8?si=fL14zEgwzf-o75to

        Front View – https://youtube.com/shorts/uuPI38TfzDY?si=_aW7yPOliHILJwIO

        Let me know if you see anything out of sequence.

        Thanks

         

        in reply to: Beocord 5500 FFW/REW Issues #59134
        dahiyas
        BRONZE Member

          Thanks Martin, I did do exactly what you suggested. But am going to check, just in case something is missing.

          in reply to: Beocord 5500 FFW/REW Issues #59037
          dahiyas
          BRONZE Member

            Hi Sverre..Thank you for your response. I did check your earlier post on the subject and tried the approach but it didn’t work. Manually tuning the gear does move the other parts. The unit plays well, sounds good but its irritating that FF/REW does not work. Not sure why PLAY gets engaged when pressing FF/REW.

            Thanks

            in reply to: Beolab 4000 Type 6638 #52659
            dahiyas
            BRONZE Member

              Thanks Glitch. PM sent.

              in reply to: Beolab 4000 Type 6638 #52657
              dahiyas
              BRONZE Member

                Sure Glitch.

                Yes, with the bad standby transformer , the status LED did turn green was signal was detected.

                I did check with my local contact and he didn’t have the part. He does have a couple of 220v version (not sure why he has those in the US) but said that it would require the main power supply also to be converted to 220v and then use a step-down transformer….too much of a pain so I will wait for something to show up on ebay. I managed to reuse the amp pcb’s on two other BL4000’s that have developed foam rot related issues (static/hum).

                Will surely update if I find an alternate solution. Thanks again !!

                in reply to: Beolab 4000 Type 6638 #52655
                dahiyas
                BRONZE Member

                  Thanks Glitch. I pulled out the standby transformer and yes looks like the primary coils are shorted :-(. I am getting continuity between the two primaries.

                  What could have caused both (speakers) of them to go bad at the same time ?

                  Any suggestions on replacement ?

                   

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