...IC FAN 7711.one power FET is gone off.when replaced the red light comes on and instead of the blue light coming on it comes and go.blue,red ,blue ,red in that order. replace the fan7711 ic when ...
power supply board or main board or both. Most often the symptoms you mentioned point towards main board, however without testing and diagnosing, it would be difficult to predict the exact problem. If
power ic damage Check and replace the power regulator IC. But, before replacing and power up, check all the associated components in the main power regulator circuit, and make sure, all of them are OK
...power light come on and turns on and off with the remote any theorys please On SDR PWBs. some times, you may be able to see a hole or damage signs on them, or not. The continuity test on each IC will ...
...power switch in for a couple seconds and release the tv comes back on, turns off in 10 minutes or so and the cycle repeats. its not the problem with ur electron gun tube or with any picture ic or ...
...replace the entire power supply! (because the damage may have caused other bad coponents do to that one ic exploding avoid a headache replace the entire power supply and start watching TV
...ON PATIO TILL IT GOT COLD OUTSIDE TURNED ON IN COLD ,WON,T POWER UP. Replace the power regulator board as card basis. Its oscillator IC has been damaged. It can't be
...THE S-VIDEO CABLE.IT BLEW A BREAKER & AFTER THAT TV WOULDNT TURN ON. DO NOT HAVE MANUAL. You made a powerful short if you blew a breaker! There has to be damage to the circuit area that is related to ...
Question about Samsung Televison & Video
...power supply regulator board is faulty. Over voltage to T'Con board. Replace it and the T'Con board. Never switch on the set, without proper fittings to T'Con board. Its protective cover should be ...
Power board output +5V? 2. Is J1 (#19 in the right diagram)connector good? 3. Is DC-DC OK, check the voltage at J1 using a multimeter. 4. Is U4 (3.3V) working ok, U4 is an IC, you?ll need an IC tester
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