Questions & Answers for: Sharp ckt Home

...vertical, after set is on for awhile, picture shrinks top & bottom, suspect a cap in the vertical ckt. not sure which one, any help would be appreciated. ALways check for connections. Caps usally ...

...please check 1 supply to systemcontrol ic or loose contact. 2 supply or loose contact in tunning ckt of tuner (33v zener line) 3 aft ckt loose or defrctive. 4 loose button on remote &front panel

...is located so is in horizontal oscilattor section.(possible cause cap.might be defective.) as per ckt diagram is concerned is concern please seeweb site www.serviceinfo.com hope this will ...

...is completely blue! this problem is due to blue video circuit. 1 Please check supply to blue video ckt. 2 check crt base for loose. 3 check loose contact & parts related to blue cathode. 4 blue ...

turn tv off, wont show picture. but can hear a hissing or buzzing sound. pls check the power supply ckt. the sound might come from the transformer of the power supply ckt. switching regulator maybe is

...The problem may in the power IC or mos transistor or even the gas in tube is weak, check the ckt board and replace the board as changing the single component may create the same problem later ...

...wires within the cord that pulled cleanly from the terminal connectors and bent the blades on the ckt board but didn't break them. They are approx. 10/12 gauge, black & white and those are the ...