1950s or '60s vintage Zenith TVs, Need some info

[Electronic M]

Originally Posted by vortalexfan

Yes, I'm referring to the newer Set. So the if what you said is true, then why would this TV be prodoucing no picture/raster even though all of the tubes test like brand new in the set?

Got HV? Got correct CRT grid-cathode voltage? Are the fuses all good?

Tubes being good doesn't mean squat if there's significant issues in other components. And something tiny and easy to change can prevent raster from existing.