Read LG 47LH30FR (CHASSIS:LP91A) Service Manual online
- 9 -
C
2009
8. Chroma& Brightness (Optical)
8.1 LCD Module
the Color Coordinates check condition : Picture mode Vivid
No.
Item
Specification
Min.
Typ.
Max.
Remark
1.
Luminance
LGD 47” HD,FHD
400
500
cd/m2
(W/O PC mode)
LGD 55” FHD
360
450
2.
VIew angle (R/L, U/D)
178/ 178
LGD 55” only
176/ 176
Wx
Typ
0.270/0.279
Typ
White
Wy
-0.03
0.292
+0.03
3.
Color Coordinates
Xr
0.638/0.640
LGD 47” (HD/FHD)
RED
Yr
0.342/0.335
Xg
0.296/0.289
Green
Yg
0.615/0.610
Xb
0.144
Blue
Yb
0.064/0.066
Wx
Typ
0.272
Typ
White
Wy
-0.03
0.277
+0.03
LGD 55” (100Hz)
Xr
0.640
RED
Yr
0.330
Xg
0.280
Green
Yg
0.600
Xb
0.150
Blue
Yb
0.060
4. Luminance Variation
1.3
8.2 Chroma ( SET condition )
** The W/B Tolerance is ±0.015 for Adjustment (W/
To check the Coordinates of White Balance, you have to measure at the below conditions.
To check the Coordinates of White Balance, you have to measure at the below conditions.
(If you miss the upper condition, the coordinates of W/B can be lower than the spec.)
Input mode
Signal
Picture Mode
Dynamic Contrast
Dynamic Color
Black Level
OPC
RF
NTSC-M
Vivid
Off
Off
Low
Off
PAL-BG
Vivid
Off
Off
NA
Off
AV
NTSC-J
Vivid
Off
Off
High
Off
PAL-BG
Vivid
Off
Off
NA
Off
Component 720P
Vivid
Off
Off
High
Off
RGB
1024x768
Vivid
Off
NA
NA
Off
HDMI
DTV 720P(16~235)
Vivid
Off
Off
Low
Off
No
Item
Min
Typ
Max
Remark
1.
Cool
White Balance,X axis
0.274
0.276
0.278
White Balance,Y axis
0.281
0.283
0.285
2.
Medium
White Balance,X axis
0.283
0.285
0.287
0.291
0.293
0.295
White Balance,Y axis
0.293
0.295
0.297
0.303
0.305
0.307
3.
Warm
White Balance,X axis
0.311
0.313
0.315
White Balance,Y axis
0.327
0.329
0.331
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