Question about White dot

[Aperna1985]

Originally Posted by Electronic M

One thing you might be able to do to kill it quickly is if you have a damaged HV meter that no longer works, you could use the biggest resistor from it as an HV bleeder. There were electronics mags back then that had spot suppressor articles with gun bias spot suppressor circuits.

I have a 1960 Zenith where the spot burned it's self into the phosphor, and I ended up swapping the CRT.

That's exactly what I'm worried about. I don't have any of that what should I be looking for on the schematic to figure out if it has a bleed circuit?