JVC AV-48WP74 48" Rear Projection HDTV-Ready Television "making thumping noise" Questions

...a rca home theatre premiere guide plus gold gemstar big screen television that will not power on instead it makes a thumping noise and then nothing It sounds like the high voltage transformer is

will not turn on makes thumping noise for a few seconds and than nothing happens Short either in the audio circuit or the part of the power supply that sends power to the audio circuit.

...making thumping noise - replaced convergence and now wont do anything Check all of the large resistors on the convergence board. Usually at least one will be fried. Most likely, the 2.2 ohm if I ...

...thumping noise. I have already replaced and upgraded the stk's could this be a new problem? Maybe the power supply? when you replaced the convergence amps did you check and replace the resistors? it ...

...thumping noise off on off on, but when I unplug the convergence board and plug in the tv set again the tv comes on fine exept the 3d problem occurs, what can be causing this problem model 48wp74 ...

...noise almost sounds like a heart beat and gradually lowers in loudness and then stops thats when the blue power indidcator light starts to blink. try replacing the stk's on the deflection board ...

JVC AV-48WP30 48 in. Rear Projection Hi Guys, I have a JVC AV-48WP30 48 in tv and when i turn it on i dont get a picture or sound i can just hear a thump noise. sounds like the tv trys to start and ...

Rca d52w20 convergence is not working. The auto and the manual adjustments won't work to fix it. The repair guy said $400.00 to $500.00 to fix. That seems affually high. Is this somrthing I can do ...

All of a sudden the top of my TV picture went pink and green, pink and green colors over lap and make it look blurred. Tried aligning colors but green on graph are wavey. Please do us a favor and rate

too much red Please do us a favor and rate this by cliking the thumps up icon located here >>>>>> Projection TV sets have two very common problems. One is convergence ( 3D/Warped ...