Question about Televison & Video
These lines can be best seen on light clothing and faces.This happens when the TV is in vivid mode. The only way to make them disapper is to select cinema mode which is a darker picture or lower the brightness. This is a Panasonic rear projection lcd tv. Appears to be the same problem that the Sony Wega rear projection TV has.
Your TV most likely has one of two possible problems.
Problem #1 - Failure in the convergence circuits. ( common problem )
Here are some of the most common symptoms and example photos of a convergence problem
Here is a quick test....
Using your original remote go-to the tv settings then goto the convergence section.
Try to adjust the red and then the blue convergence.
You should be able to move them up, down, left, and right.
If you can't move them in all directiBlue lines that surround a face or broken lines ac - 0667c5f.pngnvergence chips are bad and should be replaced. This is a common problem.
You will need to replace the convergence chips and possibly some convergence resistors and pico fuses. Its a fairly easy DIY job or you can call in a pro. If you want to do the repair yourself check the site www.TvRepairKits.com. Their kits include a photo instruction guide, original OEM Sanyo STK chips, convergence resistors, pico fuses, thermal paste, email/phone support, etc.
Problem #2 CRT Fluid is Cloudy
Projection TV tubes have a liquid coolant that is used to keep them from overheating. After many years the coolant in the blue and green tubes will become cloudy and cause the screen to look dull, red/orange, etc. You may even see halos around images.
Picture of a set thatBlue lines that surround a face or broken lines ac - 9e7eb5b.jpgfluid changed. Notice how dull the colors are and how white the screen looks. The screen may also look red, orange, dull, etc.
TV set after fluid change. Notice how bright the colors are now. Everthing looks crisp and sharp again.
What you will need to do is replace the coolant and clean the crt. You can get a repair kit from www.TvRepairKits.com that includes replacement coolant, photos. instructions, etc.
Posted on May 22, 2009
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Posted on Jan 02, 2017
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