...problem might be would be greatly appreciated. Thanks in advance! These units had problems with the horizontal drive circuit. If it is clicking the main fuse is definately OK. These parts are pretty ...
...you're in luck. That is a classic symptom of a bad solder connection leading to the base of the Horizontal output transistor, labeled Q14401 or possibly Q4401 on the printed circuit board. This ...
The screen is dark and no sound.says it is on standby most likely it has a power supply or horizontal/high voltage problem. These sets have so many safety circuits that is really hard to say without ...
...Thanks After so many years of use is possible that the unit developed loose conections in the horizontal driver transformer and some other places,I will suggest not to use it like that because ...
thin horizontal line The whole picture is a thin horizontal line. I can tap the TV and the whole picture will come back but them goes away. after about 20 minutes the tv seems to be fine. Is it worth ...
Defined I don't believe this is a transformer. In my experience the transformer is either good or bad. I am thinking more of the controlling circuit. Thank you. Jeff check for cracked solder joints on
Question about Sharp Televison & Video
...After a few minutes, I can get it to come on. It is driving me crazy! Probably a problem with the horizontal ouput transistor it is probably bad and/or the flyback(high voltage transformer). One or ...
...the flyback itself. however this chassis has a history of bad solder cracks around the flyback and horizontal transformer mounting locations. I would check the solder before replacing the flyback. ...
...of the manual it shows the convergence IC's and it has an initial for each color and if it is the horizontal or vertical ( RH,RV, ect..)and on the RH line is where you are going to look for a bad ...
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