Sharp XG-PH50X Serviceanleitung Seite 34

XG-PH50X
XG-PH50X-NL
No. Adjusting point
5-1 Adjustment of
Video bright-
ness
5-2 Adjustment of
Video contrast
6 Adjustment of
component Cr/
Cb offset (1)
7 Adjustment
ofcomponent
brightness
8 Adjustment of
component Cr/
Cb offset (2)
9 Adjustment of
RGB white
balance
10 Adjustment of
sRGBwhite
balance
Adjusting conditions
1. Select the following group
and subject.
Group : VIDEO
Subject : BRIGHT
1. Select the following group
and subject.
Group : VIDEO
Subject : PICTURE-SUB
1. Feed the color difference
signal(480i) to INPUT1
: Y 0% brightness,
Cb and Cr 0% white pat-
terns.
2. Select the following group
and subject.
Group : COMPO
Subject : COMPO-AUTO
1. Feed the color difference
signal(480i) to INPUT1
: Y 0% brightness,
Cb and Cr 0% white pat-
terns.
2. Select the following group
and subject.
Group : COMPO
Subject : G-BRIGHT
1. Feed the color difference
signal(480i) to INPUT1
: Y 0% brightness,
Cb and Cr 0% white pat-
terns.
2. Select the following group
and subject.
Group : COMPO
Subject : CR-OFFSET
1. Feed the 50% gray pattern
signal (XGA, 60 Hz) to IN-
PUT1.
2. Select the following group
and subject.
Group :DLP
Subjects : R1-GAIN (Red)
B1-GAIN (Blue)
1. Feed the 50% gray pattern
signal (XGA, 60 Hz to IN-
PUT1
2. Select the following group
and subject.
Group : DLP
Subjects : S-G1-GAIN (Green)
S-B1-GAIN (Blue)
Adjusting procedure
1. Check that the value is 115.
1. Check that the value is 96.
1. After signal input, select COMPO-AUTO for automatic
adjustment.
1. Make adjustment so that some bits should be miss-
ing in the picture.
* refer to the following photo image
1. Reduce the CR-OFFSET value by 2 points.
1. Adjust R-1 GAIN and B1-GAIN so that x-value should
be 290 ± 3 and y-value 310 ± 3.
1. Adjust S-G1-GAIN and S-B1-GAIN so that x-value
should be 313 ± and y-value 329 ± 5.
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