RCA P50830BL 50" Rear Projection Television "line trouble shooting" Questions

LInes in the picture My kp-53s35 sony has white horizontal lines in the picture. Thanks sounds like retrace lines. Need to trouble shoot your video circuit.

...have 55" akai rear i have 55" akai rear projection tv . we have distortion and red blue green lines on the screen , we have replaced the convergence chips same problem what are we missing . ...

...any suggestion how to fix it. thats over current shutdown the +5 line is either overloade or shorted on the A and B boards. You will need to trouble shoot the +5volt line possibly a faulty ...

i have a samsung HCL473W and curved blue lines have appeared on the sreen Try turning down the blue G2 slightly if that doesnt help you will have to trouble shoot the blue crt drive circuit or ...

...trouble shooting. Thanks for your help! Jeff Kulaski that is from a bad video board..try turning it off to reset the values, but I'm not confident it's recoverable without some serious technical ...

...trouble shoot it with the service manual. You can get the service manual at the link I am posting they email it after purchase and they provide free tech support with an on line tech to help you out ...

my phillips 60 in projection tv is showing to my phillips 60 in projection tv is showing two lines on everything like the colors are not lined up what causes that The two convergence ICs and 12 feed ...

...line going across the screen. THere is sound but no picture, just the lines. After 10 seconds or so, the TV shuts itself off for 5 seconds and truns itself back on resulting in the same issue as ...

...Our RCA 52 in. Model #R52WH74 HDTV picture screen bows and displays red, blue & green wavy lines. Any ideas why? Do you have the convergence option in the customer setup menu? IF YOU DO NOT ...

...line cord mthanks for any help the regulator will sometimes blow the fuse when it shorts. Hopefully the regulator will solve the problem if not you will need to trouble shoot the convergence board ...