beocenter 7700 cassette runs at half speed

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  • #39583
    beostuff
    BRONZE Member
      • Topics Started 6
      • Total Posts 16

      Hi. I have a beocenter 7700 that I’d changed all the cassette belts on – then let it sit for 9 months. Now the tape player plays at half speed. I’ve also noticed that the motor is always running – even if the radio is playing. Also (sorry there’s a few) the belt on the smaller wheel underneath the tape deck seems to be rubbing on the large aluminium wheel. That doesn’t seem right. Any ideas?

      Thanks

      #39584
      Dillen
      Moderator
        • Topics Started 3
        • Total Posts 602

        Check the DC voltage to the motor with a scope. Look for correct voltage and amount of ripple.

        Martin

        #39585
        beostuff
        BRONZE Member
          • Topics Started 6
          • Total Posts 16

          Thanks will check it out. I have a feeling it’s something mechanical – as the position of the wheel with the smaller belt doesn’t seem right. I’ll check both. Appreciate it

           

          #39587
          Dillen
          Moderator
            • Topics Started 3
            • Total Posts 602

            Did you lubricate using something that evaporates or dries?

            Martin

            #39586
            beostuff
            BRONZE Member
              • Topics Started 6
              • Total Posts 16

              it seems to be that the pads that hold each spindle (that fit into the casette) aren’t being released so are providing pressure hence the slow speed. Trying to track down what releases those pads – any idea if both spindles get released upon play?

              Thank

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