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cd-401

  1. xchg.ca

    Are any of these transistors have to be replaced? ( HK CD401 )

    Hi guys, this is a list of transistor I have in HK CD-401 deck It suffers from low record/playback level I have found and replaced leaked caps ( 10mFx16V and 1mFx50V ) I also found that 2x2SC2878(B) in rec-mute circuit were partially opened all the time regardless of button ( at the moment they...
    • xchg.ca
    • Thread
    • cd-401 cd401 harman kardon hk low level repair transistor
    • Replies: 6
    • Forum: DIY
  2. xchg.ca

    H/K CD401 Idler condition

    Noticed subpar FF / RW performance of the deck. Took apart the tape mech and this is how idler tires looks like, is this salvageable or I have to order new ones? If I have to order new ones what are dimension I have to look for? Or course I can remove then and measure, but I prefer not to tear...
    • xchg.ca
    • Thread
    • cd-401 cd4 h/k harman hk kardon
    • Replies: 8
    • Forum: Tape
  3. xchg.ca

    Oh no, Looks like my H/K CD-401 getting sick

    With green sickness. I was at first surprise with weird recording levels, then I was not able to bias any tape... And now I know why.... Well sooner or later this will happen to any old gear. Looks like I have to stash up some caps. So far I discovered that many of the shown capacitors are...
    • xchg.ca
    • Thread
    • 3 head capacitor cd-401 corrosion harman kardon leak raplace
    • Replies: 7
    • Forum: Tape
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