Read LG 37LK450 (CHASSIS:LT01U) Service Manual online
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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
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
89
CR > 10
Luminance (cd/m
2
)
400
500
2.
Luminance
Variation -
1.3
3.
Contrast Ratio
CR
1100
1500
All white/ All black
White WX
0.279
WY Typ
0.292
Typ
RED
Xr
- 0.03
0.636
+0.03
PSM: Vivid, CSM: Cool
4.
CIE Color Coordinates
Yr
0.335
White (85IRE)
Green Xg
0.291
Yg
0.603
Blue Xb
0.146
Yb
0.061
5.1.7. 42” LCD Module (LGD) – LC420WUE-SCA2
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
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
80
80
CR > 10
Luminance (cd/m
2
)
300
400
2.
Luminance
Variation -
1.3
3.
Contrast Ratio
CR
4200
6000
All white/ All black
White WX
0.280
WY Typ
0.290
Typ
RED
Xr
- 0.03
0.644
+0.03
PSM: Vivid, CSM: Cool
4.
CIE Color Coordinates
Yr
0.331
White (85IRE)
Green Xg
0.295
Yg
0.617
Blue Xb
0.148
Yb
0.053
5.1.8. 42” TFT-LCD Module (CMO) – V420H2-LE5
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