Debugging CTL Issue for BR-S800U

Today I will be showing Tank Girl at the video machine&hellip; but yesterday during testing the tape exhibited a particular kind of a fault: CTL counter is not advancing (which means the servo system is not sensing CTL pulses) The image is unstable (it works fine for a bit, but then snow covers the screen for a moment) Tracking meter is unstable (wobbly and unsteady suggesting that FM envelope is…