Read LG 37LH50YD (CHASSIS:LB91B) Service Manual online
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5. Chroma& Brightness
5.1 Module optical specification
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.
6. Component Video Input (Y, C
B
/P
B
, C
R
/P
R
)
No
Specification
Remark
Resolution
H-freq(kHz)
V-freq(Hz)
1.
720x480
15.73
60.00
SDTV,DVD 480i
2.
720x480
15.63
59.94
SDTV,DVD 480i
3.
720x480
31.47
59.94
480p
4.
720x480
31.50
60.00
480p
5.
720x576
15.625
50.00
SDTV,DVD 625 Line
6.
720x576
31.25
50.00
HDTV 576p
7.
1280x720
45.00
50.00
HDTV 720p
8.
1280x720
44.96
59.94
HDTV 720p
9.
1280x720
45.00
60.00
HDTV 720p
10.
1920x1080
31.25
50.00
HDTV 1080i
11.
1920x1080
33.75
60.00
HDTV 1080i
12.
1920x1080
33.72
59.94
HDTV 1080i
13.
1920x1080
56.250
50
HDTV 1080p
14.
1920x1080
67.43/67.5
59.94/60
HDTV 1080p
No. Item
Specification
Min.
Typ.
Max.
Remark
1.
Viewing Angle<CR>10>
Right/Left/Up/Down
89
CR > 10
2.
Luminance
Luminance (cd/m
2
)
400
500
PSM: Vivid, CSM: Cool
White (100IRE)
Variation
-
1.3
3.
Contrast Ratio
CR
1000
1400
All white/ All black
4.
CIE Color Coordinates
White
WX
0.279
WY
Typ
0.292
Typ
RED
Xr
- 0.03
0.639
+0.03
PSM: Vivid, CSM: Cool
Yr
0.334
White (85IRE)
Green
Xg
0.289
Yg
0.606
Blue
Xb
0.146
Yb
0.065
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