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  1. M

    Have an old Klipsch 4.1 speaker system? Did it die? I bet you can fix it!

    Do you have any idea if the part is plastic or ceramic or silicon?
  2. M

    Have an old Klipsch 4.1 speaker system? Did it die? I bet you can fix it!

    Finally, I think I have figured out my problem. Last night I had enough, so I got out a pair of plastic salad tongs and started poking at internal bits while the subwoofer board was plugged into the wall. Very dangerous And I discovered that my problem lies with the HC 1011 board. When I...
  3. M

    Have an old Klipsch 4.1 speaker system? Did it die? I bet you can fix it!

    So I'm still nursing my Klipsch 4.1's along, and in the past year have replaced many parts since the 680uf 200v capacitor. I've replaced a MUR1620 rectifier on the DC to DC converter--which was snapped in half(probably from me kicking the sub), the two 470uf 63v capacitors on the DC to DC...
  4. M

    Have an old Klipsch 4.1 speaker system? Did it die? I bet you can fix it!

    So my 4.1s have had a variety of problems, starting with the big 680uf 200v cap. I replaced that. So far so good. I then later discover one of the IRF740 mosfets on the DC to DC converter board was sheered off where it was soldered into its joints. It done broke. So zipties worked for a...
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