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sx-434

  1. Walterramjet

    Pioneer SX-434 Power Board issue

    Yesterday, I received my new-to-me Pioneer SX-434. The ad on ebay said it was recently serviced and in good working order. The trouble is, I discover after plugging in that the only thing working are the dashboard lights. That makes sense because the transformer secondary that feeds the lamp...
    • Walterramjet
    • Thread
    • assy awr-062 att-169 att-169c pioneer power transformer sm-wbv sx-434 transformer
    • Replies: 4
    • Forum: Solid State
  2. J

    Help troubleshooting sx-434

    Hi! I have a Pioneer SX-434 receiver. The left channel has a very low and distorted sound. It has gradually become worse. It started occasionally dropping out on a day to day basis but lately its always like that when I turn it on. It makes some scratching noise when I turn the volume but the...
  3. wantmoretoys

    Looking for a recap kit for Pioneer sx-434

    Ive seen them on Ebay, but - I hate Ebay. Is there another vendor for these? Would appreciate Any help, and thanks.
  4. L

    Pioneer sx-434 volume won't mute when turned down on one channel.

    Hello, I am having problems with a sx-434. The symptom is when the volume is turned all the way down, there is still a considerable signal coming through on one channel. I have replaced all the caps on the amp and power supply board and soon will be replacing some transistors, but I think the...
  5. santashooter

    Pioneer SX-434 - Troubleshooting, fuses blow

    Hi there I hope this is the right section for this... So tonight i was out with a friend who has an old SX-434 that her dad gave her. It was in bad shape electronically, but all symptoms seemed like very bad contacts - so out with the deoxit for contact cleaning and all pots and switches were...
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