Dell 2000FP LCD Monitor Service Guide
Engineering Specification
Confidential
21
Appendix 13 – FOS Specifications (Draft)
Values
Parameter
Symbol
Min.
Typ.
Max.
Units
Notes
(See Appendix 14)
Contrast Ratio
CR
250
350
-
2
Luminance, white
SB
WH
200
250
-
Cd/m
2
3
Luminance uniformity
70
-
-
%
4
CIE Color Coordinates
Red
Green
Blue
White
x
R
y
R
x
G
y
G
x
B
y
B
x
W
y
W
0.600
0.310
0.270
0.560
0.120
0.080
0.283
0.299
0.630
0.340
0.300
0.590
0.150
0.110
0.313
0.329
0.660
0.370
0.330
0.620
0.180
0.140
0.343
0.359
Viewing Angle by CR
≥
10
x axis, right (Ô =0º)
x axis, left(Ô =180º)
y axis, up(Ô =90º)
y axis, down (Ô =270º)
è
è
è
è
80
80
80
80
-
-
-
-
-
-
-
-
Degree
5
Response Time
Tr
-
39
45
msec
6
Appendix 14 – FOS Notes
1. Test conditions: (unless otherwise specified, all measurement shall be made under the test conditions below)
-
Ambient illumination level: dark (<10 lux)
-
Ambient temperature: 25
o
C
-
Warm-up: 30 minutes
-
Input signal timing: VESA UXGA @ 60Hz on video generator
-
User control: Brightness = 90%, Contrast = 50%, Color temperature = Factory user preset mode
-
Test equipment: Prichard 880 or equivalent
-
Measurement locations on the flat panel:
2. Contrast Ratio CR= Surface luminance (full white pattern) / Surface luminance (full black pattern)
3. Luminance SB
WH
=L5
4. Luminance variation SB
V
= Min (L1, L2,…L9) / Max (L1, L2,…L9) ×100%
5. Viewing angle:
Measurement is done at position 5
Row #120
Row #600
Row #1080
5
1
Column #160
Column #1440
Column #800
3
9
7
2
4
8
6