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yamaha cr 820

  1. S

    Shorted out CR-820 when installing LEDs; won’t power up!!

    Found a sweet CR-820 that needed new LEDs. In the process of figuring out the wiring order, I let a connection make contact with the chassis and it shorted out. Now it won’t power up. Before I look for a service tech, any ideas on where I would check for an issue, first? PS - I’m such an...
    • shport
    • Thread
    • yamaha cr 820 yamaha cr 820 lighting
    • Replies: 5
    • Forum: Yamaha
  2. Keneye

    Yamaha CR 820 No Mono or Stereo light

    Yammie CR820. Sounds terrific. But no voltage to stereo indicator light and no mono. I suspect they are related. AM band only emits a shrill tone. But I never listen to AM. Switches cleaned. Unit recapped except for filter caps which test fine. Set DC idle current. Checked output transistors...
    • Keneye
    • Thread
    • no mute switch no stereo light yamaha cr 820
    • Replies: 3
    • Forum: Yamaha
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