My feeling is that you should be looking at TP2 with a scope using various ranges. TP1 is ground.
Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
John said the oscillator doesn't work - I hope that's true.looking at TP2 with a scope using various ranges
Please take a look at Post #20!Pin 9 Ne527 ac/dc = 1.8V