DOWNLOAD LG 37LD460 (CHASSIS:LL01B) Service Manual ↓ Size: 8.99 MB | Pages: 73 in PDF or view online for FREE

Model
37LD460 (CHASSIS:LL01B)
Pages
73
Size
8.99 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
37ld460-chassis-ll01b.pdf
Date

LG 37LD460 (CHASSIS:LL01B) Service Manual ▷ View online

- 7 -
4. Chroma& Brightness
4.1. Module optical specification
*** LGD module Uniformity Measurement Position*** 
P1
P2
P3
P4
P5
1W/4
2W/4
3W/4
1H/4
2H/4
3H/4
: Measurement position (5 point)
1) Optical characteristics are determined after the unit has been ‘ON’ and stable in a dark environment at 25 °C ± 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 
70
88
CR > 10
Luminance (cd/m
2
)
360 450
2.
Luminance
Variation -
1.25 
3.
Contrast Ratio 
CR 
4000 
5000
All white/ All black
White WX
0.278 
WY Typ
0.285
Typ 
RED Xr
0.03
0.641
+0.03
4.
CIE Color Coordinates
Yr
0.344
Green Xg
0.280
Yg
0.607
Blue Xb 
0.144
Yb  
0.072
4.1.1. 32” LCD Module (SHARP) LK315D3LA57
- 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 
89
CR > 10
Luminance (cd/m
2
)
400 500
2.
Luminance
Variation -
1.3 
3.
Contrast Ratio 
CR 
1000 
1400
All white/ All black
White WX
0.279 
WY Typ
0.292
Typ 
RED Xr
0.03
0.642
+0.03
4.
CIE Color Coordinates
Yr
0.334
Green Xg
0.292
Yg
0.607
Blue Xb 
0.146
Yb  
0.056
4.1.2. 32” LCD Module (LGD) LC320WUG-SCA1
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 
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
0.639
+0.03
4.
CIE Color Coordinates
Yr
0.334
Green Xg
0.289
Yg
0.606
Blue Xb 
0.145
Yb  
0.065
4.1.3. 37” LCD Module (LGD) LC370WUG-SCA1
- 9 -
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 
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
4.
CIE Color Coordinates
Yr
0.335
Green Xg
0.291
Yg
0.603
Blue Xb 
0.146
Yb  
0.061
4.1.4. 42” LCD Module (LGD) LC420WUG-SCA1
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 
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
0.639
+0.03
4.
CIE Color Coordinates
Yr
0.334
Green Xg
0.290
Yg
0.606
Blue Xb 
0.146
Yb  
0.058
4.1.5. 47” LCD Module (LGD) LC470WUG-SCA1
- 10 -
5. 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
37.50
50.00
HDTV 720p
8.
1280x720
44.96
59.94
HDTV 720p
9.
1280x720 45.00 
60.00
HDTV 
720p
10.
1920x1080 28.125 
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
Specification
Proposed
Remark
Resolution
H-freq(kHz)
V-freq(Hz)
Pixel Clock(MHz)
1.
720*400 
31.468 
70.08
28.321 
For only DOS mode
2.
640*480 31.469 
59.94
25.17  VESA
Input 848*480 60Hz, 852*480 60Hz
-> 640*480 60Hz Display
3.
800*600
37.879
60.31
40.00 VESA
4.
1024*768
48.363
60.00
65.00
VESA(XGA)
5.
1280*768 47.78 59.87
79.5 
WXGA 
 
6.
1360*768 47.72
59.8
84.75 
WXGA
7.
1280*1024 63.595  60.0 
108.875
SXGA
FHD 
model 
8.
1920*1080 66.587
59.93
138.625
WUXGA
FHD 
model
6. RGB (PC)
No.
Item
Min
Typ
Max
Remark
1.
Cool
White Balance,X axis
0.267
0.269
0.271 
DQA : ±0.015               PSM: Vivid,  
White Balance,Y axis 
0.271
0.273
0.275
White (85IRE)
2.
Medium
White Balance,X axis
0.283
0.285
0.287
Color Temp : C50 -> Cool
White Balance,Y axis 
0.291
0.293
0.295 
0     -> Medium
3.
Warm
White Balance,X axis
0.311
0.313
0.315
W50 -> Warm
White Balance,Y axis 
0.327
0.329
0.331
4.2. Chroma (Vivid)
- except “RGB PC Mode PSM: Standard, Color Temperature:Medium”
** The W/B Tolerance is ±0.002 for Adjustment, but for DQA ±0.015
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