Christie APS Series Service Manual page 38

3. Cleaning the panels and optical filters
(1) Blow the dust off panels and optical filters using an air blower.
• Pay attention not to damage panels and optical filters.
(2) If you cannot remove the dust on LCD panels using an air blower, wipe the surface of LCD panels with a swab.
Do not touch or wipe this surface of the optical filter mentioned
below when cleaning the prism side of LCD panel.
Optical filter for
R of LCD prism
assembly
R
Optical filter for G of
LCD prism assembly
and of the dichroic
optics unit
[ Cross section of LCD prism ]
Optical filter
Prism
Do not touch or wipe this surface of the optical filter
mentioned below when cleaning the prism side of LCD
panel.
Optical filter for R color
Optical filter for G color
Optical filter for B color
4. Re-assembly
(1) Re-attach the LCD prism assembly.
(2) Screw down the PWB assembly MAIN, and connect all the cables to the PWB assembly MAIN as they were.
(3) Re-assemble the set.
(4) While re-assembling, please clean the air filter by using a vacuum cleaner.
LWU650-APS/LWU530-APS
Service Manual
LWU650-APS / LWU530-APS
CAUTION
LCD panel
B
G
Optical filters for B
of the LCD prism
assembly and of the
dichroic optics unit
Swab
Panel
37 020-001522-01 Rev. 1 (11-2018)
LIT MAN SERV APS Series