Sharp 27J-S100 TV "supply choke coil" Questions

...on .is there a setting problem ,age problem? Annebatiste: Humming almost always comes from DC supply problems.A leaky SCR [silicon control recitfiter] transistor [used in a/c to dc power

supply your horizontal tansistor and in the flayback transformer. it rated 80volts to 120 volts.the choke coil you have is maybe for the horizontal linearity, try to solder it.thats the reason why you

...coil form is not very tight to the core of the device, or one of the near by metal shields is resonating from the magntic field. There is also the possiblity that the supply voltage to one of the ...

...supply filter capacitor is not doing its job hence you have a rough d.c. pulse going to the relay.To solve the problem remove back of t.v. slide circuit board out (you will have to disconnect white ...

...choke coil in the power supply. Not much a consumer can do really at this poit as there are no serviceable parts inside of this set BUT I think what your doing with heavy book is a really cool thing ...