Acer AL1722, Service Manual

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12
LCD Panel Specification
LCD Panel Model (SAMSUNG LTM170EU-21)
Display Type active matrix color TFT LCD
Resolution 1280x1024 pixels
Display Dot 1280x (RGB) x 1024
Display Area 337.92mm(H) x 27.336mm(V)
Pixel Pitch 0.294mm(H) x 0.294mm(V)
Display Color 16.2M (true)
Lamp Frequency 80kHz (Max)
Lamp Current 7.0 mArms (Max)
Weight 1900g (Max)
Optical Specifications
I
L
= 6.5mArms T
a
= 25 ± 2 ° C V
DD
= 5V F
V
= 60Hz F
DCLK
= 54MHz
ITEM Symbol Condition MIN. TYP. MAX. UNIT
Contrast Ratio
(Center of screen)
C/R - 700 -
Rising T
r
- 1.7 - Response
Time
Falling T
F
-
6.3
-
msec
Luminance of white
(Center of screen)
Y
L
- 300 - cd/m
2
R
X
0.650
Red
R
Y
0.330
G
X
0.300
Green
G
Y
0.600
B
X
0.150
Blue
B
Y
0.080
W
X
0.313
Color
Chromaticity
(CIE 1931)
White
W
Y
θ =0,
φ =0
Normal
Viewing
Angle
-
0.329
-
θ
L
- 75 -
Hori.
θ
R
- 75 -
φ
H
- 75 -
Viewing
Angle
Ver.
φ
L
CR
≥
10
- 80 -
Degrees
Brightness Uniformity
(9 Points)
B
UNI
- - 25 %