Acer AL1731, Руководство по обслуживанию

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6
•
Lamp Voltage 700 Vrms (typ)
•
Lamp Current 6.5 mArms ( typ)
•
Weight 1900g ( MAX)
•
Optical Specifications
The following items are measured under stable conditions. The optical characteristics
should be measured in a dark room or equivalent state with the methods shown in
Note(4).
Measuring equipment : TOPCON BM-5A, BM-7, PHOTO RESEARCH PR650
(Inverter Freq. : 54kHz) *Ta =25
±
2
°
C, VDD=5V, fv=60 Hz, fDCLK=54 MHz, IL= 6.5mArms
ITEM Symbol Condition MIN. TYP. MAX. UNIT
Contrast Ratio
(Center of screen)
CR
350 430 -
Rising T
R
5 Response
Time at Ta
Falling T
F
-
15
30
(total)
msec
Luminance of white
(Center of screen)
Y
L
- 250 - cd/m
2
R
X
0.599 0.629 0.659
Red
R
Y
0.324 0.354 0.384
G
X
0.257 0.287 0.317
Green
G
Y
0.568 0.598 0.628
B
X
0.115 0.145 0.175
Blue
B
Y
0.073 0.103 0.133
W
X
0.270 0.300 0.330
Color
Chromaticity
(CIE)
White
W
Y
φ
=0,
θ
=0
Normal
Viewing
Angle
0.305 0.335 0.365
θ
L
- 80 -
Hori.
θ
R
- 80 -
φ
H
- 65 -
Viewing
Angle
Vert.
φ
L
CR
≥
10
- 65 -
Degrees
Brightness Uniformity B
UNI
- - 1.2
Flicker F - - 5 %
Cross talk C
T
- - 20 %
*For Edge shadow will follow limit sample to check.