CTC-5 Westcott restoration

[SwizzyMan]

Originally Posted by old_tv_nut

Well, 'tis a puzzlement to me. The only thing I see near the switch (which opens B+ to the bandpass amp) is a 6800 ohm and 0.1 uF bypass. It's a wild guess, but you might check those. Also make sure the grounds on the chroma board are solid.

Everything else in the chroma section is running with chroma on or off, so it's hard to see how it could be there.

Resistor and capacitor check fine and the grounds are all solid. I am at a loss.