Sanyo PLV-55WHD1 Service Manual page 62

Optical adjustments
Optical components adjustments procedure
When adjusting optical components, adjust each adjustment item in numerical order.
Incorrect adjustment steps may produce improper adjustment. The items adjusted correctly can
be omitted from the steps.
When the Optical unit is disassembled, the pre-adjustment is necessary.
The pre-adjustment can be omitted usually.
Pre-adjustment
(a) Condenser lens setting
(b) Relay lens adjustment
(c) Condenser lens adjustment
1. Optical system adjustment (Optical axis adjustment)
(1-1) Relay lens adjustment
(1-2) Condenser lens adjustment
(1-3) Contrast adjustment (Polarized glass adjustment) R,G,B
2. Picture image and focus adjustment
(2-1) Horizontal centering adjustment
(2-2) Vertical centering adjustment
(2-3) Picture focus adjustment
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