Philips 17S1AB, Service Manual

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14 17S1AB LCD
Color Adjustment
Alignment procedure
1. Turn on the LCD monitor .
2. Turn on the Timing/pattern generator. See Fig.1
3. Preset LCD color Analyzer CA-1 10
-Remove the lens protective cover of probe CA-A30.
-Set measuring/viewing selector to measuring position for reset
analyzer .(zero calibration) as Fig.2
- Turn on the color analyzer (CA-1 10)
-Press 0-CAL button to starting reset analyzer .
Fig. 1 Fig.2
4. Access Factory Mode
1). Turn off monitor.
2).
[Push "AUTO" & "MENU" buttons at the same time and hold them]
+[Press "power" button untill comes out "Windows screen" ]
=> then release all buttons
3).Press "MENU button, wait until the OSD menu with
Characters"
MERIDIAN 17S1 V2.1 2009-04-24 " (below OSD menu)
come on the Screen of the monitor as shown in Fig3.
Factory Mode indicator
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4). Press button, then select factory mode indicator by "MENU" "LEFT"
or "RIGHT" button .Press"MENU" button to bring up submenu
windows as below:
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Fig.5
5.Display
Press "UP" or "DOWN" button to select . Change the value
by "UP" or "DOWN" key until the X, Y co-ordinates as below
5.1 Whit e color adjustment
There are three factory preset white color 9300K, 6500K, sRGB.
Apply full white 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:
Product specification Production alignment spec.
11500K x = 0.270 ± 0.02 11500K x = 0.270 ± 0.006
y = 0.281 ± 0.02 y = 0.281 ± 0.006
9300K x = 0.283 ± 0.02 9300K x = 0.283 ± 0.006
y = 0.297 ± 0.02 y = 0.297 ± 0.006
8200K x = 0.291 ± 0.02 8200K x = 0.291 ± 0.006
y = 0.306 ± 0.02 y = 0.306 ± 0.006
7500K x = 0.298 ± 0.02 7500K x = 0.298 ± 0.006
y = 0.314 ± 0.02 y = 0.314 ± 0.006
6500K/sRGB x = 0.313 ± 0.02 6500K/sRGB x = 0.313 ± 0.006
y = 0.329 ± 0.02 y = 0.329 ± 0.006
sRGB x = 0.313 ± 0.02 sRGB x = 0.313 ± 0.006
y = 0.329 ± 0.02 y = 0.329 ± 0.006
5000K x = 0.345 ± 0.02 5000K x = 0.345 ± 0.006
y = 0.357 ± 0.02 y = 0.357 ± 0.006
Quality Inspection specification:
9300K x = 0.283 ± 0.015
y = 0.297 ± 0.015
6500K/sRGB x = 0.313 ± 0.015
y = 0.329 ± 0.015
sRGB x = 0.313 ± 0.015
y = 0.329 ± 0.015