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Electrical Adjustments
After replacing the G-sensor circuit (IC3850) or
Memory IC (IC1371), readjust the Keystone Offset
adjustment as follows.
1. Put the projector on a horizontal place with the
adjustable feet being minimum range and then enter
the service mode.
2. Select Group No. “ 102”, Item No. “ 3” and set data
value from “ 0” to “ 5”.
3. By pressing the SELECT button, the Keystone
Offset adjustment will start.
4. When it has completed, the "OK" message will
appear on the screen.
5. By pressing any button on the projector or the
remote control, the "OK" message will disappear.
(Data value of Group No. “ 102”, Item No. “ 3” will be
back from “ 5” to “ 0” for initial value.)
9. Keystone Offset adjustment
If the correction of the Color shading adjustment is nec-
essary, please adjust the "Color shading" by using the
"COLOR SHADING CORRECTION" software supplied
separately.
The color shading correction adjustment for this model
should be performed with the whole-gray patterns spec-
ified as below.
4-input patterns:
6% gray, 12.5% gray, 25% gray, 50% gray
Color Shading Correction adjustment
The Color Shading Correction can be ordered with following
service code
.
COLOR SHADING CORRECTION Ver. 4.20
Service Parts No. 610 343 5596
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