42SL80YD-DA (CHASSIS:LT91T) - LG TV Service Manual (repair manual). Page 8

No.

Item

Min

Typ

Max

Remark

1.

Cool

White Balance,X axis

0.267

0.269

0.271 

White Balance,Y axis 

0.271

0.273

0.275

PSM: Vivid,  CSM: Cool,

2.

Medium

White Balance,X axis

0.283

0.285

0.287

White (85IRE)

White Balance,Y axis 

0.291

0.293

0.295 

Dynamic contrast: off, Dynamic color: off

3.

Warm

White Balance,X axis

0.311

0.313

0.315

White Balance,Y axis 

0.327

0.329

0.331

- 8 -

1) Optical characteristics are determined after the unit has been ‘ON’ and stable in a dark environment at 25±2°C
2) Surface luminance is the luminance value at center 1-point across the LCD surface 50cm from the surface with all pixels

displaying white.

No.

Item Specification 

Min.

Typ.

Max.

Remark

1.

Viewing Angle<CR>10> 

Right/Left/Up/Down 

178

CR > 10

Luminance (cd/m

2

)

480 

600

PSM: Vivid, CSM: Cool,

2.

Luminance

White (100IRE)

Variation -

1.3 

3.

Contrast Ratio 

CR 

1000 

1200

All white/ All black

White WX

0.279 

WY Typ

0.292

Typ 

RED 

Xr

- 0.03

0.638

+0.03

PSM: Vivid, CSM: Cool

4.

CIE Color Coordinates

Yr

0.334

White (85IRE)

Green Xg

0.290

Yg

0.606

Blue Xb 

0.144

Yb  

0.064

- except “RGB PC Mode PSM: Standard, Color Temperature:Medium”
** The W/B Tolerance is ±0.002 for Adjustment, but for DQA ±0.015

(Measurement Condition: Full white/ Vivid -> Measure the black luminance after 30 seconds.

Dynamic CR 40000:1 ->  Measure the black luminance after 30 seconds.

No.

Item

Luminance(min)

C/R(min)

Remark

AV,COMPONENT,HDMI

AV,COMPONENT,HDMI  

1

47 inch

400 cd/m

2

1000

except from the PC mode.

No.

Item Min 

Typ

Max 

Remark

1

Dynamic CR

90,000

100,000

HDMI  720p Full Black pattern

(Only HDMI mode)