Acer AL716 AL716 Monitor Service Guide - Page 4

2. ELECTRICAL REQUIREMENTS 2.1 Standard Test Conditions All tests shall be performed under the following conditions, unless otherwise specified. Ambient light: Viewing distance : Warrn 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 : 225 lux 50 cm in front of LCD panel 30 minutes 5 seconds Chroma 2250 signal generator or equivalent, directly Connected to the monitor under test. Minolta CA100 photometer, or equivalent Maximum (unless otherwise specified ) Typical (unless otherwise specified ) In the center (unless otherwise specified ) 110Vac or 230Vac 20 ± 5 ˚C ( 68 ± 9 ˚ F) 1280 x1024 /60 Hz 2.1.1 MEASUREMENT SYSTEMS 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 2.2 LCD monitor General specification Panel Type : 17 " active matrix color TFT LCD 1). Hydis LT17E12-200 Display size : 337.92mm(H) x 270.34mm(V) Display mode : VGA 720 X 400 (70 Hz) VGA 640 X 480 (60/66/70/72/75 Hz) SVGA 800 X 600 (60/70/72/75 Hz) XGA 1024 X 768 (60/70/75 Hz) 4