LG 42PM4700 Owner's Manual page 71

Cinema/
ꔧ Cinema/
Game/Photo
ꕋ Expert
✎ Depending on the input signal, available range of picture modes may differ.
✎ ꕋ Expert mode is for picture tuning professionals to control and fine-tune
using a specific image. For normal images, the effects may not be drastic.
Displays the optimum picture for movie, game and photo (still
image).
[ꔧ Cinema : Depending on model]
Menu for adjusting picture quality that allows experts and
amateurs to enjoy the best TV viewing. This menu is ISF-
certified and provided for picture tuning experts. (ISF logo
can only be used on ISF-certified TV units.)
ISFccc: Imaging Science Foundation Certified Calibration
Control