Sharp XV-Z9000E, Руководство по обслуживанию

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No. Adjusting point Adjusting conditions Adjusting procedure
XV-Z9000U/E
6 Adjusting the
Background
Color
1. Select the following group
and subject.
Group:
DLP
Subject: R-GAIN
G-GAIN
B-GAIN
2. Feed the Component
video, 75% white signal.
3. Signal level: 0.7
±
0.05 Vp-p
(sync section not included)
4. R-GAIN, G-GAIN and B-
GAIN initial settings: 95
5. Target chromaticity:
x = 0.272
±
0.005
y = 0.310
±
0.005
(color temperature 9500K+15
µ
V)
1. Project an image over a 40-inch screen and
measure the chromaticity at the center using a
chromaticity meter.
2. Keep the G-GAIN setting fixed at 95.
3. Adjust the B-GAIN setting to get the y value to its
target chromaticity.
4. Adjust the R-GAIN setting to get the x value to its
target chromaticity.
7 Video horizontal
center adjust-
ment 1. Feed the NTSC mono-
scope pattern signal.
INPUT4
2. Select the following group
and subject.
Group:
VIDEO 1
Subject: NTSC-H
1. Using the control switches on the set or the buttons
on the remote control, adjust the setting until the
overscan should be equal at right and left.
5 RGB tone
reproduction
adjustment
1. Feed the SMPTE pattern
signal.
INPUT5
2. Select the following group
and subject.
Group:
DLP
Subject: R-BRIGHT
G-BRIGHT
B-BRIGHT
1. Make sure the 100% and 95% white and the 0%
and 5% black tones are visible.
2. If the black tone appears otherwise, finely adjust the
R-BRIGHT, G-BRIGHT and B-BRIGHT settings.
8 Video BRIGHT-
NESS adjust-
ment 1. Feed the NTSC 10-step
gray-scale signal.
2. Select the following group
and subject.
Group:
VIDEO1
Subject: BRIGHT
1. Using the control switches on the set or the buttons
on the remote control, adjust the setting until more
bit dropouts start at the 0% black level.
9 Video picture
adjustment 1. Feed the NTSC 10-step
gray-scale signal.
2. Select the following group
and subject.
Group:
VIDEO1
Subject: PICTURE
1. Using the control switches on the set or the buttons
on the remote control, adjust the setting until bit drop-
outs start at the 100% white level.
10 Video tint
adjustment 1. Feed the internal 8CH (split
color bar) signal.
INPUT4
2. Select the following group
and subject.
Group:
VIDEO1
Subject: TINT
1. Check the fixed setting.
Fixed setting: 128