Sylvania SRT2232S 32" TV "high pitch frequency sound trying" Questions

...High Frequency squeal TV picture went out. Unplugged unit. Plugged it in next day and picture came back. While watching TV picture went out. tried unplugging again, no luck this time. When power cord ...

frequency more than doubles from 480i. This means that possibly the high voltage transformer or a linearity coil is occilating at that lower frequency. The fix for this was so easy. Turns out it was a

...high voltage circuit got damp and arced. This arc caused the horizontal output transistor to short. You might try replacing the output transistor if you're experienced in this type of repair. If not ...

...high frequency transformers. These are wound with enamel wires on a form which is mounted on a solid ferite core. The windings are normaly soaked in a special laquor and baked during the manufacture ...