Philips 190B8CS/00 - Brightness; Brightness Uniformity; Check Cross Talk (S); Image Size

C. The demo profile will be “entertainment profile setting.
D. Hot keys to trigger:
Press [SmartImage] 3 seconds or more to trigger the demo mode. When demo mode is On, press 3
seconds or more to turn off the demo mode. When the demo mode is enabled, the blue LED will
flash until demo mode disabled.(N/A for this model)
3.17 Smart Response (Not required for this product)
Gray to Gray Response time : ?ms (max.)
4. Visual characteristics
4.1 Test conditions
Unless otherwise specified, this specification is defined under the following conditions.
(1) Input signal : As defined in 3.3, 1280 x 1024
non-interlaced mode (1280 x 1024@60Hz 108MHz), signal
sources must have 75 ohm output impedance.
(2) Luminance setting : controls to be set to 300 nits (typical) with
full screen 100 % duty cycle white signal
(3) Warm up: more than 30 minutes after power on with signal supplied.
(4) Ambient light: 400 -- 600 lux.
(5) Ambient temperature: 20 ± 5 °C
4.2 Brightness
Follow Panel specification.
4.3 Image size
Actual display size 376.3 x 301.1 mm
4.4 Brightness uniformity
Set contrast at 100% and turn the brightness at 100%.
Apply the Fig 1, it should comply with the following formula:
B_min
X 100% >75%
B_max
Where B_max =Maximum brightness, B_min = Minimum brightness
4.5 Check Cross talk (S)
Apply Pattern 2. Set contrast and brightness at 100 %.
Measure YA. Then output Pattern 3 and measure YB.
the cross talk value :
ABS ( YA - YB )
⎯⎯⎯⎯⎯⎯⎯⎯⎯ X 100% < 1.5 %
YA
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