...heater supply! 1)Check high voltage,if missing,you get no picture.2)Turn up screen voltage on transformer--does tube light up? then your symptom is No Video,sound ok.3)repair video circuit--bad IC?? ...
...heater voltage and all other voltages required to ignite the picture tube. If you have checked the voltages the reason comes out itself,i.e no picture occurs if cathode voltage is high or screen ...
...heater. Very carefully as high voltages on the board measure for 6.3 volts AC across those pins. If for example its 3 volts that is too low and the voltage from those pins can be physically traced ...
...heater 5 voltage is ok... picture tube is ok what should I do plz help me fixya team.. OK I will try a little bit, If we are talking about a glass tube TV then No picture can be a number of things, ...
Mon - Fri: Sat: Sun: 9AM - 6PM EST 9AM - 4PM EST Closed 1-888-519-9595 Local: 1-614-529-9560 Fax: 1-614-529-6770 Check also its filament voltage or heater voltage. Before considering tube replacement
voltage for the tube. That can be defect, but also the heater in the back of the tube can be defect. Actually more defects can make the tube is not working, while the receiver and the audio part still
...Heater's voltage, start from Flyback transformer ( Heater Pin) to Heater of the CRT tube, whether exist and normal ( Include : check Resistor in Heater area), perhaps there is lost connection for a ...
heater (tube) sony trinitron kv35s26 Thank you They will usually be marked on the crt board socket on foil side with H, and another way to find them is follow them back to the high voltage transformer
...heater rail voltage , check your oscilator Ht output transistor should be 300 to 360 volts on the emitter if this goes down then the lineoutput satge will not opperate hence no picture and in many ...
...heater voltage from Fly back to the heater (CRT Tube), make sure there are about 5 VAC Voltage, if no damage is usually there at 1 ohm resistors, other than that the damage can be caused by any part ...
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