16
4.3.4 Backlight Unit
Parameter Symbol
Value
Unit
Min Typ. Max.
Light Bar Input Voltage
V
LED
47.3
54.4
63.2 V
DC
Light Bar Input Current
I
LED
58
60
63 mA
DC
Power Consumption
P
LED
-
13
15 W
LED Life Time
L
BL
30000
-
-
H
rs
IFP LED Peak forward current
I
LED
-
-
180 mA
DC
4.3.5 Optical Characteristics
Item Symbol
Conditions
Min. Typ. Max. Unit
Color
Chromaticity
(CIE 1931)
Red
Rx
x
=0°,
y
=0°
R=G=B=255
Grayscale
Typ –
0.03
0.64
Typ +
0.03
Ry 0.338
Green
Gx 0.311
Gy 0.619
Blue
Bx 0.159
By 0.059
White
Wx 0.313
Wy 0.329
Center Luminance of
White
(Center of Screen)
Lc 200
250
-
cd/m
2
Contrast Ratio
CR
700
1000
-
-
Response Time
T
R
x
=0°,
y
=0°
- 1.3 2.2 ms
T
F
-
3.7
5.5
ms
White Variation
W
x
=0°,
y
=0°
75 80 -
-
Viewing
Angle
Horizontal
-
CR
10
≧
BM-5A
150 170 -
Deg.
Vertical -
140
160
-
Horizontal
-
CR
5
≧
BM-5A
160 178 -
Vertical -
150
170
-
Содержание H2476WDHAL
Страница 9: ...9 Function Control Illustration ...
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Страница 28: ...28 7 PCB Layout 7 1 Main Board 715G5325M01000004Q ...
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Страница 30: ...30 7 2 Power Board 715G4497P05000001 ...
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Страница 32: ...32 7 3 Key Board 715G4407K02000001S ...
Страница 40: ...40 10 Monitor Exploded View ...