-44-
Electrical Adjustment
,
Gamma shipment adjustment
Software
PROJECTOR SERVICE TOOL v4.20
Use the software to obtain the proper gray scale. See the
further information of the software instruction manual.
n
Common Voltage adjustment
Input mode
Computer mode (Input 1 RGB)
Input signal
50%-RGB pattern computer signals
or 16-step gray scale computer sig-
nal
1. Enter the service mode.
2. Select Group "
101
", No. "
4
" and then change data val-
ue from "
2
" to "
0
" to reduce the panel frequency.
3. Change data value to obtain
the minimum flicker
for
each color on screen.
group No.
adjustment
100 - 11
for red flicker
100 - 9
for green flicker
100 - 10
for blue flicker
4. Select Group "
101
", No. "
4
" and then change data val-
ue from "
0
" to "
2
".
⁄1
Wind Sensor calibration
1. Enter the service mode.
2. Select group no. “
240
” and item no. “
2
”. Confirm the
Data value is “
1
”.
0: Wind sensor function Disable
1: Wind sensor function Enable
3. Select group no. “
240
” and item no. “
0
”.
4. To start the adjustment, change data value from “
0
”
to “
1
”. After the auto-calibration completed, "OK" will
appear on the screen.
IMPORTANT
Before taking this adjustment, you need to replace the air
filter with new one or scroll up the filter sheet and make
sure the cabinet top, filter cover and filter cartridge are
securely installed.
.
White Balance adjustment
Input mode
Computer mode (Input 1 RGB)
Input signal
16-step gray scale computer signal
1. Enter the service mode.
2. Change data value to obtain the proper white balance.
group No.
adjustment
100 - 5
red color balance
100 - 4
Blue color balance
m
Panel Type Check and Setting
* Before setting, you need to check which type of LCD pan-
el is placed on the projector according to the item "LCD
Panel/Prism Ass'y removal" in the chapter "Optical Parts
Disassembly".
1. Enter the service mode.
2. Panel Type Check
Select group no. “
290
”, item no. “
0
”. Check the data
value as follows;
Data value: 0
For L-Type of LCD Panel
Data value: 20
For R-Type of LCD panel
If the mounted LCD panel type and set Panel mode are
differ, take the step below.
3. Panel Type Mode Setting
Select group no. “
290
”, item no. “
1
” and change data
value from 10 to 0 or 20 depending on your LCD Panel
type. When the data value reaches 0 or 20, it returns
to 10 quickly. The gamma-characteristics changes ac-
cording to your selection.
⁄0
Color Shading Correction adjustment
Software
PROJECTOR SERVICE TOOL v4.20
Use the software to correct the color shading of the
screen. See the further information of the software in-
struction manual.
The color shading correction adjustment for this model
should be performed with the whole-gray patterns speci-
fied as below.
8-input patterns:
5% gray, 10% gray, 15% gray, 20% gray,
30% gray, 50% gray, 75% gray, 95% gray
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