Optical Adjustments - Sanyo PDG-DET100L Service Manual

Optical Adjustments

WArNING : uSe uV rAdIAtIoN eYe ANd SKIN
cAutIoN:
to prevent suffer of uV radiation, those adjustments
must be completed within 25 minutes.
Before Adjustment
Put on the projector in the darkest room. Each adjustment
requires hex wrenches and slot screwdrivers.
1
Set the motorized lens shift to the center position (hori-
zontal and vertical) by pressing the LENS SHIFT button
for more than 5 seconds. The lens moves to the center
position automatically.
2
When adjusting optical components adjustments, using
Standard Zoom Lens is recommended.
3
Set "Dynamic black" function to "Off".
4
Remove 5 screws and remove the optical cover.
To select the internal test pattern
1
Press the MENU button.
2
Select the "Test Pattern" from the "Setting" menu.
3
Press the SELECT button. The test pattern menu ap-
pears on the screen.
4
Select a pattern name and press SELECT button.
To cancel the test pattern, press any of the buttons.
CAUTION:
When adjusting the optical components, do not insert any materials into the
optical block for blocking the light. Or the optical block may be damaged by
overheating or scratching the parts.
ProtectIoN durING SerVIcING.
Mirror unit
Test pattern
-39-
Screws
Optical cover
Setting
Color
Gradation 1
Gradation 2
Gradation 3
Gradation 4
All white
All black
Cross