Epson RS-353, Service Manual

Page: 75 / 130

3.2.19 Removing Light
Valves R, G, and
Prerequisite condition: The step explained in Subsections 3.2.1, 3.2.4, 3.25, 3.2.10,
3.2.11, 3.2.12, 3.2.13, 3.2.15, and 3.2.16 must have been completed.
Light valve G
Light valve R
Light valve B
Figure 33

Remove three light valve mounting screws and remove the light valve.
Screw: sems PIN1021821 (mounting torque: over =
over
Caution:
1) Since the light valves are highly sensitive to static electricity, never place them on a
vinyl, nylon, or other sheet that is easily charged.
2) Before installing the light valves, clean their screen and make sure that they are free
of dirt.
3) The light valve can be identified with the label on a FPC cable.
Light valve R: red label
Light valve B: blue label
Light valve G: no label
3-25