XV-Z201E (serv.man10). electrical adjustments - Sharp Projector Service Manual (repair manual). Page 4

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No.
Adjusting point
Adjusting conditions
Adjusting procedure
25
XV-Z200U/E, XV-Z201E
DT-300
15
Offset
1. Feed the NTSC VIDEO
75% gray scale signal.
2. Group: VIDEO
3. Subject: CB-Offset
  CR-Offset
4. Make sure to perform this
setting after the DVD
white balance adjustment.
1. Adjust the white balance to x=286 and y=314.
2. Write the respective settings of the CB-Offset and CR-
Offset into the CB-Offset and CR-Offset of DTV and
DVD.
14
CCA Setting
1. Feed the XGA 75% color
signal for each of R, G, B,
W, Mg, Cy and Ye.
2. Make sure to perform this
setting after the DVD
white balance adjustment.
1. Feed the XGA 75% gray scale signal, and record the
values of x, y and Y.
2. Feed the XGA 75% green signal, and record the values
of x, y and Y.
3. Feed the XGA 75% red signal, and record the values
of x, y and Y.
4. Feed the XGA 75% blue signal, and record the values
of x, y and Y.
5. Feed the XGA 75% cyan signal, and record the values
of x, y and Y.
6. Feed the XGA 75% magenta signal, and record the
values of x, y and Y.
7. Feed the XGA 75% yellow signal, and record the
values of x, y and Y.
8. Through RS232C, send each measurement data to
PIXEL.
13
DVD White
balance
(Auto
adjustment)
1. Feed the XGA 75% gray
scale signal.
2. Group: PIXEL
Subject: R-GAIN (R)
B-GAIN (B)
Input 2 RGB input
XGA or SVGA
1. Adjust the white balance by controlling R-GAIN and
B-GAIN.
(Adjust x=286 and y=314.)
16
DLP Voltage
(Reference)
1. Perform this setting after replacement of the DLP chip
or when the combination of the DLP chip and the
formatter PWB has been changed.
2. Rating B C D E
1. Read the voltage rating
shown on the DLP.
2. Make the switch setting
corresponding to the rating.
(Inside the formatter PWB)
17
DVI digital
performance
check
1. Make sure that the video output is normal.
1. Receive the digital signal.
18
Off-timer
performance
check
1. Select OFF in the process mode.
Make sure that the off-timer starts with 5-minute
display, counts 1 minute in 1 second, and turns the
set off upon 0-minute display.
19
Thermistor
performance
check
1. Heat the thermistor using a
dryer.
1. Make sure the "TEMP" is displayed.
1. Make the following settings
Destination
Process adjustment Remote controller setting
Europe
SS3
Factory setting 3
North America
SS4
Factory setting 4
20
Factory settings
Page of 5
Display

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