BenQ Q7T3-FP737S Service Manual page 44

Q7T3-FP737S-Dual function LCD Monitor Service
FULL WHITE
l L -L l / L x 100%= 1.2% max., L
A A' A
l L -L l / L x 100%= 1.2% max., L
B B' B
LA¡G Luminance of measured point in A (cd/m2)
LB¡G Luminance of measured point in B (cd/m2)
LA'¡G Luminance of measured point in A' (cd/m2)
LB'¡G Luminance of measured point in B' (cd/m2)
(at Viewing Angle
6. Brightness Uniformity of these 9 points is defined as below:
Brightness Uniformity =
4. Functional specification
All the tests to verify specifications in this section must be performed under the following standard conditions
unless otherwise noted. The standard conditions are:
-Temperature : 0 to 40 degree Celsius
-AC line input voltage : 90 Vac to 264 Vac, 47Hz or 63Hz
-Warm-up time : 30 minutes minimum
4.1 Display Quality
4.1.1 Display Data Area (with full white pattern)
(1) Horizontal: 337.920 mm
1/2 1/6
A
B
184 gray level
and L
A
and L
A'
o
= =
o
£c 0 , £p 0 )
1
4
7
90%
50%
Min. brightness / Max. brightness x 100 % > 70%
Confidential
Engineering Specification
2/3 1/2 1/3
A'
184 gray level
0 gray level
are brightness at location A and B
B
are brightness at location A' and B'
B'
3
2
5
6
9
8
10%
1/6
1/6
1/3
1/2
B'
2/3
10%
50%
90%
17