![Sharp XV-Z7000U/E Service Manual Download Page 24](http://html.mh-extra.com/html/sharp/xv-z7000u-e/xv-z7000u-e_service-manual_371821024.webp)
24
No.
Adjusting point
Adjusting conditions
Adjusting procedure
XV-Z7000U/E
AN-Z7T
2.70Vp-p
3.60Vp-p
4
Panel input
signal amplitude
adjustment
1. Select the following group,
sub-group and subjects.
Group : Adjust PC image
Sub-group: CXA2111R
Subject :
AMP-R-GAIN (In R adjustment)
AMP-R-BLK (In R adjustment)
AMP-G-GAIN (In G adjustment)
AMP-G-BLK (In G adjustment)
AMP-B-GAIN (IN B adjustment)
AMP-B-BLK (IN B adjustment)
2. Connect the synchroscope
to the following TPs.
In R adjustment TP1101
In G adjustment TP1201
In B adjustment TP1301
3. Feed the SVGA 10-step
signal.
1.Select AMP-R-GAIN and adjust the signal amplitude
to 3.6
±
0.1. Select 0.1Vp-p.
2.Select AMP-R-BLK and adjust the white-white sig-
nal amplitude to 2.7
±
0.1Vp-p.
Note: Make sure that the black side does not interfere
in GAIN adjustment.
Adjust the amplitude as for G and B in the same
procedure.
5
PSIG adjust-
ment
1. Select the following group,
sub-group and subjects.
Group : LCD2(6050)
Sub-group: NRS
Subject : NRS-L
NRS-H
2. Connect the synchroscope
to the following TPs.
In R adjustment TP1110
In G adjustment TP1210
In B adjustment TP1310
3. Using the horizontal10-step
input signal, make sure that
there is no vertical stripes
appearing every 6 dots. (If
white or black vertical
stripes appear, fine-adjust
the NRS-H setting.)
»
Make sure the setting is as shown below.
NRS-H ............... 165
NRS-L ............... 60
PSIG
GND
7.5V DC
3.0V DC
3
Drive adjust-
ment
1. Feed the SVGA 10-step
signal.
2. Select the following group,
sub-group and subjects.
Group : Adjust PC Image
Sub-group: AD
Subject :
R-Contrast (In R adjustment)
G-Contrast (In G adjustment)
B-Contrast (In B adjustment)
3. Connect the synchroscope
(0.2V/div.) to the following
TPs.
In R adjustment TP1403
In G adjustment TP1402
In B adjustment TP1401
»
First reach a setting where the color tone level 10
gets saturated. Then decrease the setting by one
point.