Read LG 47LD420 / 47LD420N / 47LD428 / 47LD420C (CHASSIS:LD01B) Service Manual online
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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
67.5 60
HDTV
1080p
5. Module optical specification
1) Standard Test Condition (The unit has been ‘ON’)
2) Stable for approximately 30 minutes in a dark environment at 25 ºC ± 2 ºC.
3) The values specified are at approximate distance 50 cm from the LCD surface.
4) Ta= 25 ºC ± 2 °C, VLCD= 12.0 V, fV= 60 Hz, Dclk= 74.25 MHz, I
2) Stable for approximately 30 minutes in a dark environment at 25 ºC ± 2 ºC.
3) The values specified are at approximate distance 50 cm from the LCD surface.
4) Ta= 25 ºC ± 2 °C, VLCD= 12.0 V, fV= 60 Hz, Dclk= 74.25 MHz, I
BL
=136 mA
PMS
, I
out
duty= 100 %
No.
Item
Specification Min.
Typ.
Max.
Remark
1.
Viewing Angle (CR>10)
Right/Left/Up/Down
178
Degree
2.
Luminance Luminance
(cd/m
2
)
500
Variation -
1.3
MAX
/MIN
3.
Contrast Ratio
CR
1200
1500
4.
CIE Color Coordinates
RED
Rx
0.636
Ry
0.334
Green Gx
0.290
Gy
Typ.
0.608
Typ.
Blue Bx
-0.03
0.145
+0.03
By
0.064
White Wx
0.279
Wy 0.292
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