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3. Removing the light bulbs R, G, and B
4. Removing the projection lens unit
The speaker unit incorporates a permanent magnet.
electromagnetic media such as floppy disks and magnetic cards.
Handle the projection lens and light guide units with care as they are highly susceptible
to vibration and shock.
Do not try to disassemble any part (e.g., power supply unit) that is not covered in this
manual.
(4)
Operations that require adjustments and checks
When you perform one of the removal or replacement operations listed in the table
below, you need to perform checks and adjustments that
Perform necessary adjustments and
Operation
Driver board replacement
Flash ROM replacement
Light bulb
replace or change
Prism replace or change
guide replace or disassembly
Keep it away from
explained
are
checks before reinstalling the upper case units.
Adjustment and check item
Check the 16 grayscale level
Flicker/Ghost/Sub contrast adjustment
Check and adjust focus alignment
3-2
in Chapters 5.
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