Acer AL1906 Servicehandleiding - Pagina 8
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Electrical Requirements
Standard Test Conditions
All tests shall be performed under the following conditions, unless otherwise specified.
Ambient light
Viewing distance
Warm up time
All specifications
Fully functional
Measuring equipment
Control settings
User brightness control
User contrast control
User red/white balance,
Green/white balance and
Blue/white balance control
Power input
Ambient temperature
Analog input mode
Measurement systems
225 lux
40 cm in front of LCD panel
30 minutes
5 seconds
Chroma 7120 signal generator or equivalent, directly
Connected to the monitor under test.
Maximum (unless otherwise specified)
Typical (unless otherwise specified)
In the center (unless otherwise specified)
100Vac or 264Vac
20+5℃
1280 x1024 /75 Hz
The units of measure stated in this document are listed below:
1 gamma = 1 nano tesla
1 tesla = 10,000 gauss
cm = in x 2.54
lb = kg x 2.2
degrees F = [°C x 1.8] + 32
degrees C = [°F - 32]/1.8
u' = 4x/(-2x + 12y + 3)
v' = 9y/(-2x + 12y + 3)
x = (27u'/4)/[(9u'/2) - 12v' + 9]
y = (3v')/[(9u'/2) - 12v' + 9]
Nits = cd/(m2) = Ft-L x 3.426
lux = foot-candle x 10.76
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