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jvc ax-r97

  1. pioneer07

    JVC AX-R97 sound issue

    I am wondering how screwed I am here. I snagged this AX-R97 for $30 on marketplace. It needs some work. It has that nice display on the front but the fuse lamps were burnt out. I've replaced fuse lamps in 1 other JVC receiver and I was aware some diodes likely got fried when the lamps burnt out...
  2. kasbah512

    JVC AX-R97: Fuses Blowing after changing burned resistors

    I changed out the resistors on the spreadsheet, and now im blowing fuses. I know I used the ones to spec from the service manual, so now I'm not sure what to do. I believe R803 may be the culprit for some reason, but I'm not sure how to proceed. Any advice would be appreciated.
  3. kasbah512

    JVC AX-R97: No bias adjustment?? Output transistor... Upgrade?

    I started trying to repair this receiver, and I'm concerned for a few reasons. Primarily that there is no DC bias adjustment, and considering I had some blown transistors, including the outputs that I replaced (for some with a 50% higher gain). For the most part, everything is functional...
    • kasbah512
    • Thread
    • dc bias jvc jvc ax-r97 safety risks transistor substitutes
    • Replies: 4
    • Forum: Solid State
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