Acer B223PWL Service Manual page 16

Acer b223pwl and v223pwl monitor service guide
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1.5.3 Contrast ratio is measured by TOPCON SR-3
1.5.4 Definition of Response time measured by Westar TRD-100A
The output signals of photo detector are measured when the input signals are changed from "Full Black"
to "Full White" (rising time, TrR), and from "Full White" to "Full Black" (falling time, TrF), respectively. The
response time is interval between the 10% and 90% (1 frame at 60 Hz) of amplitudes.
1.5.5 Color chromaticity and coordinates (CIE) is measured by TOPCON SR-3.
1.5.6 Central luminance is measured by TOPCON SR-3v.
1.5.7 Luminance uniformity of these 9 points is defined as below and measured by TOPCON SR-3
Uniformity Maximum Luminance in 9 Points (1- 9)
1.6 Environmental Requirements:
Operating
Temperature:
0°C - +40°C
Humidity:
15% - 90%
Altitude:
12,000 feet (3,658m) 40,000 feet (12,192m)
Minimum Luminance in 9 points (1- 9)
Storage
-20°C - +60°C
15% - 90%
14 
 

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