hola, os dejo algunas Calibración:

Picture menu:

Energy Saving: Off
Picture Mode: Expert [1 or 2]
Backlight: 89
Contrast: 81
Brightness: 50
H Sharpness: 0
V Sharpness: 0
Color: 50
Tint: 0
Aspect Ratio: Just Scan

–

Expert control menu
Dynamic contrast: Off

Super Resolution: Off
Black level: Low
Real Cinema: On
Color Gamut: BT709
Edge Enhancer: Off
Color Filter: Off
Expert Pattern: Off [grayed out]
Gamma: 2.2

–

Picture Option menu:
Noise reduction: Off
MPEG Noise Reduction: Off
Black Level: Off
Real Cinema: On
Eye Care: Off [grayed out]
LED Local Dimming: High

link: Análisis del televisor LG LM669S, LM670S y LM671S « iElectroBlog

y la otra :
Picture menu:
Energy Saving: Off
Picture Mode: Expert [1 or 2]
Backlight: 89
Contrast: 81
Brightness: 50
H Sharpness: 0
V Sharpness: 0
Color: 50
Tint: 0
Aspect Ratio: Just Scan

--Expert control menu--
Dynamic contrast: Off

Super Resolution: Off
Black level: Low
Real Cinema: On
Color Gamut: BT709
Edge Enhancer: Off
Color Filter: Off
Expert Pattern: Off [grayed out]
Gamma: 2.2

--White Balance submenu--
Color Temperature: Warm
Method: 2-points [did not adjust 20-point IRE; see Notes above]
Pattern: Outer
Points: [High]
Red: 24
Green: 35
Blue: 40
Points: [Low]
Red: 0
Green: 0
Blue: 0

--Color management System submenu--
Red: [Saturation 3. Tint 20, Luminance 0]
Green: [Saturation -10. Tint 0, Luminance 13]
Blue: [Saturation 1. Tint 0, Luminance 20]
Cyan: [Saturation 0. Tint 0, Luminance 0]
Magenta: [Saturation -5. Tint 0, Luminance 10]
Red: [Saturation -10. Tint 0, Luminance 0]

--Picture Option menu--
Noise reduction: Off
MPEG Noise Reduction: Off
Black Level: Off
Real Cinema: On
Eye Care: Off [grayed out]
LED Local Dimming: High

LG 55LM6700 picture settings - CNET HDTV picture settings Forums