Sharp XV-Z90E Serviceanleitung Seite 18

XV-Z90E
XV-Z91E
No. Adjustment Items
12 Adjustment of
Video color
saturation
13 Adjustment of
DTV white bal-
ance
Adjustment when assembling
No. Adjustment Items
14 Adjustment of
DLP voltage
(Reference)
Confirmation
No. Adjustment Items
15 Check and re-
adjustment of the
white balance
16 Confirmation of
color-related
operation
17 Confirmation of
picture-related
operation
18 Confirmation of
RGB
19 Confirmation of
off-timer operation
Adjustment Conditions
1. Select the following group and sub-
ject.
Group: VIDEO
Subject: N-Color
P-Color
S-Color
1. Feed 480P75% gray signal.
2. Select the following group and sub-
ject.
Group: DTV
Subjects: R-DRIVE(R)
B-DRIVE(B)
Adjustment Conditions
1. Read voltage rank of DLP descrip-
tion.
2. Set the switch corresponding to the
rank which has been read. (on the
formatter PWB)
Adjustment Conditions
The adjustment conditions of the item
13 for the DTV input.
1. Receive the color bar signal.
1. Receive monoscope pattern signal.
1. Receive the RGB signal.
Adjustment Procedures
1. Confirm the fixed value.
N-Color: 10
P-Color: 10
S-Color: 10
1. Confirm the fixed value.
R-DRIVE: 41
B-DRIVE: 41
(x=291, y=320)
Adjustment Procedures
1. Carry out adjustment when DLP chip
has been replaced or combination of
chip and formatter has been changed.
2. Rank:
Setting value: 1 2 3 4
Adjustment Procedures
Check that the white balance is in the
best condition.
In case to re-adjust, carry out DVD in-
put only.
1. Select L1 in the process mode.
Check the performance of color and
tint.
1. Select L2 in the process mode.
Check Picture, Brightness and Sharp-
ness.
1. Select L4 on the process mode.
Check Picture, Brightness, Red, Blue,
Clock, Phase, H-POS and V-POS.
1. Select OFF in the process mode.
Confirm that the off-timer starts with
5-minute display, counts 1 minute for
1 second, and turns off when 0 minute
is displayed.
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