(Topic ID: 87677)

Switch matrix U20 ULN2803 trace connections Diagram

By demetris74

10 years ago


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Topic Stats

  • 33 posts
  • 10 Pinsiders participating
  • Latest reply 9 years ago by HHaase
  • Topic is favorited by 10 Pinsiders

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    WPC-DIAGNOSTIC LEDS.GIF
    Direct switches.GIF
    WPC-DIAGNOSE LEDS.GIF
    Faults in WPC-CPU-Schematics.GIF
    wpc89-cpu-switch 2 IEC-639.jpg
    WPC89-CPU-board-200dpi.jpg
    wpc89connect75pct.jpg
    wpc89-u20-in-out.JPG

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    #9 9 years ago

    This is Awesome, Thank you so much !! This will be posted above my soldering station for reference from now on, can't wait for future ones

    1 month later
    #32 9 years ago

    Thanks again ZAZA, your switch matrix diagram helped me fix another cpu board that I had not been able to figure out !!

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