ViewSonic VS1045 Service Manual page 44

7. Replace the LCD/PRSM assembly
To keep up good condition on optics, please pay attention to the LCD/PRSM ASSY exchange.
Please follow the direction below in order to exchange parts.
(1) How to remove damaged LCD/PRSM ASSY
Please detach PANEL COVER shown in the right, and then
remove PANEL DUCT ASSY referring to the section 6-(1).
When you take off PANEL COVER, please take care not to break its hooks.
Please don't loosen or remove any screws other than the described in this direction.
Please remove a screw of the bottom side of the OPT BOTTOM CASE as supporting LCD/PRSM ASSY so
that it will not fall from the optical unit.
Please remove damaged LCD/PRSM ASSY from OPT BTTM CASE vertically to avoid the possibility that the
positioning hole cracks.
(2) How to install new LCD/PRSM ASSY
Please don't let LCD PANEL touch other parts.
Please install new LCD/PRSM ASSY into OPT BTTM CASE verti-
cally to avoid the possibility that the positioning boss cracks. Note
that LCD PANEL don't come in contact with other parts when you
install it.
Please tighten up a screw from the bpttom side of the OPT BTTM
CASE to fix LCD/PRSM ASSY.
Please attach PANEL DUCT ASSY to the dichroic optics unit.
Please attach PANEL COVER.
ViewSonic Corporation
CAUTION
Remove this screw
CAUTION
Cross section
Cross section
41
LCD/PRISM Ass'y
(Damaged)
OPT up case
OPT bottom case
Screw
LCD/PRISM Ass'y
(Damaged)
OPT up case
OPT bottom case
Screw
Confidential - Do Not Copy
Please remove damaged
LCD/PRISM Ass'y.
Please install a new
LCD/PRISM Ass'y.
PJ400-2