...fuse is in good shape, then the auxiliary power section of the power supply is not functioning, this section powers the switching oscillator and IC that sends the pulse to the switching element like ...
Question about Panasonic Televison & Video
...fuse, check the capacitors and replace inflated ones, check the transistor that gets signal from the PWM IC. Check the power to the PWM. Replace the small capacitor that stabilize the voltage of PWM. ...
...fuse in back ok,tv has power lite,but screen black, no menu or anything. element tech tried to tell me it was a vga problem with computer? remote will not turn on tv. Sony sets are tricky to ...
...supplies, and some uses MOSFET [Metal Oxide Semiconductor Field Effect Transistors], as switching elements. Bothe of these types can be shorted, due to a high voltage spikes, or a sudden supply ...
Question about Sony Televison & Video
...boards, and tried to find a blown component. I tried for a few hous but to my surprise, all circuit elements appear to be 100% inact! The only fuse in there is also not blown. There was no indication ...
...displayed. Most of the time it is due to defective AKB circuits rather than defective picture tube elements. The repair will cost around $200....... If your set is marginally qualified for the
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