Visual Characteristics (Dynamic Contrast Ratio); Test Conditions; Brightness; Image Size - Philips 190S8FS/00 Service Manual

HUDSON 8
100
ii.No optimization by Smart Image.
iii.Design:
1. Brightness level set to 70%, a little higher brightness level than laptop PC, fine tune brightness level
before DVT exit.
2. Color temperature set to 6500K.
3. Gamma Table is turn on.
E. Off
i. Purpose: No optimization by SmartImage.
ii. Design:
1. This will follow user OSD setting. If any change by user, it will be saved. When switch back from other
SmartImage profiles, it will go back to last saved setting.
2. Gamma Table is turn on to reduce bad color tracking.
3.15.2.7Demo mode
A. Purpose: Built-in demo mode for sales in-store demo.
B. Design:
i. Dynamically split screen to 2 vertical frames with one vertical white line. The line width is 2 pixels. The
left frame will be enhanced by SmartImage and right frame remains original performance.
ii. There is OSD showing "SmartImage On" in left frame and "SmartImage Off " in right frame.
iii. The OSD word color is white with transparent background.
C. The demo profile will be "entertainment profile setting.
D. Hot keys to trigger:
Press [Smart Image] 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.
flash until demo mode disabled.(N/A for this model)
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
(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

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:
: controls to be set to 300 nits (typical) with
full screen 100 % duty cycle white signal
373.3 x 301.1 mm
When the demo mode is enabled, the blue LED will