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4-2. Illuminator Phenomenon Adjustment
Adjustment
Screw
part
direction
Right
(tighten
direction)
Up/down
screw A
Left
(loosen
direction)
Right
(tighten
direction)
left/right
screw B
Left
(loosen
direction)
Right
(tighten
direction)
left/right
screw C
Left
(loosen
direction)
4-3. Coherent Light Source Adjustment
(1) Coherent light source specification
: 50% of center black brightness
(Refer to product specification)
==> Same specification applied for coherent light source
of <Fig. 5> type
(2) Optical axis
: Adjust so that it is set at the center.
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Illuminator goes down direction
Screen state
Initial state
State after adjusting
- 9 -
Illuminator goes down area
At first, upside illuminator goes down
and right illuminator also goes down in
detail.
At first, downside illuminator goes
down and left illuminator also goes
down.
At first, left illuminator goes down and
downside illuminator also goes down.
At first, right illuminator goes down and
upside illuminator also goes down.
At first, left illuminator goes down and
downside illuminator also goes down.
At first, right illuminator goes down and
upside illuminator also goes down.
[ Do not tilt the optical axis adjustment to improve the
coherent light source
<Fig. 5> Coherent Light Source
Description
LGE Internal Use Only
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