Samsung HP-R4252 42 in. Plasma HDTV "grainy screen" Questions

screen has horizontal grainy lines at the top of screen My SAMSUNG PPM42M6H screen has horizontal grainy lines at the top of screen measuring about 7 inches and from right to left. Lower half seems OK

... Audio is ok. Is it the X-Z sustain board? What you need is an exchange or repair of your ZSUS board: ...

...grainy, and gets continually granier as it stays on. What could be the source of this problem and is it worth fixing or should I invest in a new TV? I have samsung TV 40 inches flat screen comes on ...

i think it's screen burn image retention very grainy mainly red is it worth replacing the screen No it would not be feasible to replace the display panel. It will cost as much as a new set.

grainy. The colors are great when viewing dvd. If we are speaking of a CRT, sure, a rear projection device, yes the bulb and mirror system picks of dirt, moisture, smoke, nicotine and the lot. If this

...grainy picture at times. Most programes are fine, but seems to pixelate on darker colours, particularly black. Have asked & told that it is common on large screen tvs, unless you pay a lot more ...

...grainy image. Sometimes you may also get completely dark screen. That makes it hard to distinguish from a bad YSUS board and you end up having to rely on heat sinks temperature after 5-10 minutes of ...

...screen there are two grainy green lines,then below the lines the top picture is repeated in very poor quality. check the flash IC is conected properly or try to remove the IC and clean well plce back ...

...Screen started flashing/flickering and got all grainy/distorted. Sound works fine. Sounds like main board fault. Contact any "Experienced" service technician, or, the authorized service center for ...

screen is grainy and not clear, Is the plazma loose in there or something, and I have no manual to try and fix this. Do I need to take this to a shop, or is it even fixable? Check your cable modem and