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Electrical Adjustment
1. Enter the service mode.
2. Receive the 16-step grey scale computer signal with
Input 1 [PC analog] mode.
3. To start the auto-calibration for PC adjustment, select
group no. “680”, item no. “0” and then change data
value from “0” to “1”. After the auto-calibration com-
pleted, "OK" will appear on the screen.
c PC-Auto Calibration
1. Enter the service mode.
2. Receive the 16-step grey scale 480i-component vid-
eo signal with Input 2 [Y,Pb/Cb,Pr/Cr] mode.
3. To start the auto-calibration for Video adjustment, se-
lect group no. “680”, item no. “0” and then change
data value from “0” to “1”. After the auto-calibration
completed, "OK" will appear on the screen.
v Video-Auto Calibration -1
1. Enter the service mode.
2. Receive the 16-step grey scale composite video sig-
nal with Input 3 [Video] mode.
3. To start the auto-calibration for composite video ad-
justment, select group no. “680”, item no. “0” and then
change data value from “0” to “1”. After the auto-cali-
bration completed, "OK" will appear on the screen.
b Video-Auto Calibration -2
1. Receive the 50%-Whole Gray composite video sig-
nal with Input 3 [Video] mode.
2. Enter the service mode.
3. Select group no. “100”, item no. “92” and change
data value to “2” to reduce the panel frequency.
4. Project only green light component to the screen.
5. Select group no. “200”, item no. “9” and change
data value to obtain the minimum flicker on the
screen.
6. Project only blue light component to the screen.
7. Select item no. “10” and change data value to obtain
the minimum flicker on the screen.
8. Project only red light component to the screen.
9. Select item no. “11 and change data value to obtain
the minimum flicker on the screen.
10. Select group no. “100”, item no. “92” and change
data value to “0” to reset the panel frequency.
n Common Center adjustment
This adjustment is carried out in the both of image mode
"Standard" and "Real".
1. Receive the 50%-whole-white computer signal with
Input 1 [PC analog] mode.
2. Set image mode to "Standard" or "Real" you intend to
adjust.
3. Enter the service mode, select group no. “920” item
no. “5” (Red) or “7” (Blue), and change Data values
respectively to make a proper white balance.
Conform that proper white balance is obtained in the
both of image mode "Standard" and "Real".
, White Balance adjustment [PC]
1. Receive the 100%-whole-white computer signal with
Input 1 [PC analog] mode.
2. Enter the service mode.
3. Measure luminance on the screen with the luminance
meter. It is A for the reading of luminance meter.
4. Change the signal source to the 50%whole-white
computer signal with Input 1 [PC analog] mode.
5. Select group no. “920”, item no. “6” and change the
Data value to make the reading of luminance meter to
be A x 22%.
m Gamma Shift adjustment
This adjustment is carried out in the both of image mode
"Standard" and "Real".
1. Receive the 16-step grey scale computer signal with
Input 1 [PC analog] mode.
2. Set image mode to "Standard" or "Real" you intend to
adjust.
3. Enter the service mode, select group no. “920”, item
no. “6” and change the Data value to make a proper
16 steps gradation.
Conform that proper 16 steps gradation is obtained in
the both of image mode "Standard" and "Real".
. Gamma Correction adjustment [PC]
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