37LG30 (CHASSIS:LA85D) - LG TV Service Manual (repair manual). Page 7

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C
2008
- 7 -
5. Chroma & Brightness
No
Item
Min.
Typ.
Max.
Unit
Remark
1
White peak brightness
400
500
cd/m
2
37LG30
(Center 1-point / Full White Pattern)
2
White average brightness
cd/m
2
N/A
3
Brightness uniformity
80
%
Full white
4
Color coordinate
RED
X
0.636
± 0.03
Y
0.335
± 0.03
GREEN
X
0.284
± 0.03
Y
0.610
± 0.03
BLUE
X
0.144
± 0.03
Y
0.063
± 0.03
WHITE
X
0.279
± 0.03
Y
0.292
± 0.03
5
Color coordinate uniformity
N/A
6
Contrast ratio
700:1
800:1
37LG30
50,000:1
DCR
7
Color Temperature
Cool
10,000
11,000
12,000
<Test Signal>
Standard
8,300
9,300
10,300
HDMI input, 85% Full white
Warm
5,500
6,500
7,500
pattern
8
Color Distortion, DG
10.0
%
9
Color Distortion, DP 
10.0
deg
10
Color S/N, AM/FM
43.0
dB
11
Color Killer Sensitivity
-80
dBm
6.  Component Video Input  (Y, PB, PR)  
No.
Specification 
Remark
Resolution H-freq(kHz)
V-freq(Hz)
Pixel 
clock
1
720*480
15.73
59.94
13.5135
SDTV ,DVD 480I
2
720*480
15.73
60.00
13.5
SDTV ,DVD 480I
3
720*480
31.47
59.94
27.027
SDTV 480P
4
720*480
31.47
60.00
27.0
SDTV 480P
5
1280*720
45.00
60.00
74.25
HDTV 720P
6
1280*720
44.96
59.94
74.176
HDTV 720P
7
1920*1080
33.75
60.00
74.25
HDTV 1080I
8
1920*1080
33.72
59.94
74.176
HDTV 1080I
9
1920*1080
67.5
60
148.50
HDTV 1080P
10
1920*1080
67.432
59.939
148.352
HDTV 1080P 
11
1920*1080
27.000
24.000
74.25
HDTV 1080P
12
1920*1080
26.97
23.94
74.176
HDTV 1080P
13
1920*1080
33.75
30.000
74.25
HDTV 1080P
14
1920*1080
33.71
29.97
74.176
HDTV 1080P
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