Hitachi CPX2(M1-20ML) Service Manual page 26

3. Maintenance point
Actual formation
4. Cleaning the panels and optical filters
(1) Turn on the set and lit on the lamp.
(2) By using swab and air duster, remove the dust. Focusing dust makes you check the dust on screen.
5. Re-assembly
(1) Turn off the set and unplug the power cord.
(2) Remove an insulator from S801.
(3) Screw down the PWB assembly MAIN and connect the LCD panel flexible cables to the PWB assembly MAIN.
(4) Re-assemble the set.
(5) While re-assembling, please clean the intake filter by using a vacuum cleaner.
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CPX2(M1-20WL)
Separated formation
26
Optical filter Each color part has same
construction.
By using swab and air duster,
you can easily remove dust
from panel and optical filter.
Panel
• While removing the dust, separated dust will
be blown off by air cooling system.
• Please pay attention not to damage panels
and optical filters.