I can't find a setting for it anywhere. There is definitely some sort of smoothing operation going on though, everything looks very video-ish.
Thanks in advance!
(keywords: LG 42" 3D TV, soap opera effect, video, smoothing, motion, trumotion, true motion, framerate, interpolate, frame rate)
I believe the LM3400 is similar to my LM5800 series TV in that the Trumotion feature, if it exists at all, is not user accessible and cannot be turned off. You might be interested in reading some off this thread in which the Trumotion feature, or lack thereof is discussed: