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Almost always its best to take it SLOW & in order. More like a repair.
1) power supply 2) hoz osc & output. 3) HV Now you have a raster & can evaluate the set At this point it is often working pretty good ! 4) vert 5) video detector & output. 6) tuner & IF 7) audio. At this point if everything looks good restore it. Do a few caps at a time. RETEST as you go & watch for changes. An example is you change a few caps. Then the hoz osc goes nuts. Only a few places to check for mistakes, not 20 places. In reality often you fixed it. A cap was drifting over the yrs & the tech has been compensating for it. Now the new cap is the right value. VERY common especially in the hoz osc ! enuf fer now Zeno ![]() LFOD ! |
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