Having problems with your Cyber Acoustics CA-3550 Computer Speakers ?

Lots of problems please help!

\015 I have the CA 3550 i got it for Christmas 2 years ago. i stopped using it when i lost the power supply about a year and a half ago. Now when i go to plug it in it just buzzes and thats it. no power light on or anything just buzzing. but when i plug in a smaller output plug the lights turn on but still buzzing.\015

Answers :

    \015\012
  1. firstly you check the cable loose/break,
  2. \015\012
  3. check it by using multimeter
  4. \015\012
  5. dry soldering, loose contact
  6. \015\012
  7. resolder soldering points or reconnect cable
  8. \015\012
  9. your powersupply transformer coil may breaked now it become loose contact.
  10. \015\012
  11. you check the supply output voltage with and without load
  12. \015\012
  13. if low or no output voltage replace supply
  14. \015\012
  15. if you don't get the proper transformer rewind it
  16. \015\012
  17. also check power amplifier section short ckt
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