Panasonic PT-47WX53 47" Rear Projection HDTV "waveform line" Questions

...bottom, 1/2 inch very light , NOT folded. The vertical section voltages are all normal, as are the waveforms. Still have the very light half inch line directly down the center, with all or no

...do the job, check for a leaky or improperly biased CRT driver transistor, then compare the video waveforms with one of the other CRTs to make sure the voltage at the vertical blanking interval is ...

waveform rather than being mostly on (active video) and off for the short blanking period is somehow only on during the last part of the active video thus giving you just the bottom of the picture. If

...manual. The main B+ voltages are there just a little low. Probing with a scope I don't have a waveform on A3 pin 11 (FBP to CONV). I am not sure what this signal is. Do you have any suggestions ...

Panasonic TH37PA50E 3yrs old In AV1 mode, disconnected from all video sources, scintillating blue horizontal bands slowly scrolling up the screen. Turns red when set to component video. When connected

red vert lines will not convergenge(sides) blue and green o.k. SONY RPTV MODEL KPR-4110 CHASSIS SCC-643A-A cannot converge red vert(sides). changed fluid(all 3 crt's) hooked up blue convergence yoke ...

Panasonic PT-47WXC43G the picture has green edges on them try power cycle. Where only one color is showing, suspect an incorrectly adjusted individual background/bias control or bad part on the CRT ...

...need a schematic diagram (to locate the power supply test points and to get pictures of the correct waveforms that should be present), a signal generator (to generate a reference signal), and an ...

problem with my tv the problem with my tv is that there is a red and green ghost at the bottom of the tv. The ghost might be fix by replacing the stk chips. I posted the instruction in here http://www

...effect. I surmise you have half of a bow-tie in blue only. If you could look at the blue output waveforms with an oscilloscope, you would see right away if this is the problem (flat-line instead ...