Q7C3 LCD Monitor Service Guide
Alignment Procedure
1
1. Alignment procedure (for function adjustment)
A. Preparation:
1. Setup input timing ICL-605, 32-Grays pattern.
2. Setup unit and keep it warm up at least 30 minutes.
B. Timing adjustment:
1. Enter factory setting area (press “LEFT”, “EXIT” and then press “SOFTPOWER”).
2. Check the settings to following values:
Contrast = 50
Brightness = 90
Volume = 30
OSD time = 20
Color = sRGB
Language = English
Then, turn off the monitor power.
3. Turn on power enter user area.
C. Color balance adjustment:
1. Enter factory setting area (press “LEFT”, “EXIT” and then press “SOFTPOWER”).
2. Setup input timing UVGA7, 4-Grays pattern.
3. Press “AUTO”, waiting for press <right> message.
4. Press “RIGHT” to Calibrate ADC.
5. Setup input timing ICL-605, 32 -Gray pattern.
6. Checking if the picture is no good, reject this monitor.
D. Color adjustment:
1. Setup input timing ICL-605, white pattern.
2. Measure color temperature by Minolta CA-110 (or equivalent equipment).
3. Alignment the color temperature Bluish, Reddish & sRGB. The color temperature
specification as follows:
X+- 0.283+(-) 0.03 White Balance
(Bluish, 9300K set on OSD)
Y+- 0.297+(-) 0.03
X+- 0. 326+(-) 0.03 White Balance
(Reddish, 5800K set on OSD)
Y+- 0. 342+(-) 0.03
X+- 0. 313+(-) 0.03 White Balance
(sRGB, 6500K set on OSD)
Y+- 0. 329 +(-) 0.03
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