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Like Zeno said, check the solder connections at T401, the horizontal driver transformer, and also, as a rule, we changed out the 75V zener (CR110) in the start-up circuit. RCA had a goldenrod (troubleshooting aid) that called out that zener in 90% of the start-up troubles.
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Brian
USN RET 22YRS (Avionics/Cal)
CET-Consumer Repair and Avionics ('88)
"Capacitor Cosmetologist since '79"
When fuses go to work, they quit!
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