...have him check the HV on the CRT anodes and the voltage doubler which the IHVT goes into. In any event get the set checked and repaired by a qualified technician. Thank you, I hope this helps ...
...doubler board. If you are capable of TV repairs, inside the TV, where the power cable connects to the board, there should be a small glass fuse. Check that to make sure it is not open, if it is, try ...
...voltage doubler might be at fault. These checks will put you in the ball park of finding the problem because if these major parts are not the cause you might be looking at a bad resistor or capacitor ...
...VOLTAGE BLOCK PART # 920P016010 IF STILL NO HELP PROBLEM CAN BE INTERMITTENT (TEMPERATURE RELATED) CAUSED BY IC7D04 PART # 275P245010 ON THE DOUBLER PCB THIS WOULD BE A THIN VERTICAL LINE IN CENTER, ...
...voltage problem fluctuating, a bad signal board, doubler board, tube, or a fluid leak can all cause this problem. To be honest with you I am betting on a fluid leak, what this is, is there are three ...
voltage power supply fuses blown Fuse F850 and F852 are open. They are part of the 16 volt and 32 volt supplies that are used by the convergence board. I still have not removed the power/def board but
being GND nd pin 3 should have the 340V If the PL plug on the power board is low the power pwb has a problem most likely the doubler circuit. If CN plug voltage is high say 360V the ballast is suspect
...voltage to your processor. also known as standby. fl231 and the two other little brown rectangular fuses can be blown and the set will still come up and shut down. Are You a technician? The next step ...
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