Philips 170X7FB/00 Service Manual page 105

GENERAL PRODUCT SPECIFICATION
3 . 8
3.81.1 USB Plug Support
Connect the upstream port of the monitor to host PC's USB port via USB cable,
Then attach external device to the downstream port of the monitor.
Check if the device can work properly.
3. 9
3.91.2 DDC /CI Support
In accordance with VESA DDC/CI and MCCS ver.2.0. The monitor should be workable with Philps
SmartManage, SmartControl V6.1, and Protrait Display Tune at least.
4.
41 Visual characteristics
4.11.1 4 . 1 . Test conditions
Unless otherwise specified, this specification is defined
under the following conditions.
(1) Input signal
(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
4.21.1 4 .2 Brightness
>= 250 nits (LPL), 250 nits (CPT)
(at original color temperature, at center of the screen, set contrast and brightness at maximum. )
4 . 3
4.31.2 Image size
Actual display size 337.9 x 270.3 mm
4.41.3 4 . 4 Brightness uniformity
Set contrast at 100% and turn the brightness to get average above 200 nits
at centre of the screen.
Apply the Fig 1, it should comply with the following formula:
Where B_max =Maximum brightness
B_min = Minimum brightness
4. 5
4.51.4 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 :
4 .6
4.61.5 White color adjustment
There are three factory preset white color 9300K, 6500K, sRGB.
Apply full gray64 pattern, with brightness in 100 % position
and the contrast control at 50 % position.
The 1931 CIE Chromaticity (color triangle) diagram (x,y)
coordinate for the screen center should be:
17 Inch LCD Monitor
TYPE
BRAND : PHILIPS
2006-10-15
: As defined in 3.3, 1280x 1024
non-interlaced mode (75K/60Hz), signal
sources must have 75 ohm output impedance.
: controls to be set to 200 nits with
full screen 100 % duty cycle white signal
B_min
B_max
ABS( YA - YB )
¾¾¾¾¾¾¾¾¾ X 100% < 2.0 %
:170X7FB/00
2006-10-15
X 100% >75%
YA
24 17
190X7&170X7 LCD 105
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