Hitachi CP-X807W, Service Manual

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CP-X807(EDX50WL)
6-2 Replacing The LCD/Lens Prism
You should not replace separately the parts of the liquid crystal LCD/Lens prism because it works properly
only when used together. Therefore, regarding these parts, you can either replace part, LCD/Lens prism
assembly, or send the whole unit LCD/Lens prism assembly back to HITACHI, where we will replace the
malfunctioning part, recondition the device and send it back to you.
DISTRIBUTOR HITACHI
G Panel
Do not disassemble the unit
because replacement of separate
parts is not possible.
Return
Replacement of G Panel Reconditioning
1. Preparation
Please prepare cleaning tools and materials as follows. And prepare relatively clean room not to work in
additional dust, while removing operation.
(1) Swab for cleaning : P#: NX05742, "Cotton stick L70"
(2) Air duster (Dust blower, spray can)
(3) Vacuum cleaner
2. Disassembl y and setting up.
(1) Turn off the projector and unplug the power lead .
(2) Remove the lamp cover and upper case, according to the disassembl y diagram of chapter 8.
(3) Unscrew the shield bracket of MAIN board to make it free.
6-3 Cleaning dust from panels and optical filters
WARNING
Wear sunglasses to protect your eyes when you maintain the projector with its lamp on.
CAUTION
Make sure to remove the shield
bracket before removing the
MAIN board .
Otherwise, fl exible cables will be
damaged.
Remove these screws