Mitsubishi Electric Diamond View 1995SL Service Manual page 32

1995SL CRT Monitor Service Guide
B. CRT Display
Part 1: Visual Ergonomic - Legibility
1.3 Linearity: * <= 1%, (See Fig.5 & Fig.6)
1.4 Orthogonality:
* H/V: <= 2%, Diagonal: <= 3%
1.5.1: Display Luminance: * >=100cd/m
1.5.2 Luminance Uniformity: * < 1.5:1
1.5.3 Luminance Contrast: * > 3:1 (test at 5% of corner and center)
1.6 Front Frame Reflectance:
* Diffuse reflectance: > 20%
* Gloss <= 30% gloss unit
1.7.1: Color Temperature Variations:
* Δu'v': <+- 0.01 of White
o
* 9300 K: 8500-10250
o
* 7500 K: 6980-8100
o
* 6500 K: 6100-6950
o
* 5000 K: 4700-5350
* and actual measured Pre-set of Lower CCT should not exceed Higher CCT
CCT (oK)
9300
7100
6500
5500
11500
1.7.2: Color Uniformity and Characteristics:
* Δu'v': <= 0.01 (between any two point of display area (White Color))
2
(80% Loading)
o
K
o
K
o
K
o
K
Reference White Color Spec. in TCO'99
x,y
0.283, 0.297
0.304, 0.320
0.313, 0.329
0.333, 0.348
0.272, 0.283
1976 CIE u'v' from 1931 CIE x,y
u'= 4x/(-2x+12y+3) v'= 9y/(-2x+12y+3)
Chapter 1 Engineering Specification
u'v'
0.189, 0.446
0.195, 0.462
0.198, 0.496
0.204, 0.481
0.186, 0.435
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