Epson PowerLite 5000 Service Manual

EPSON PowerLite 5000 Service Manual
2-5
Inside View of the Light Guide Unit
Figure 2-4
Caution:
Do not cause any shock or mechanical stress to the optical engine or disassemble it.
Otherwise, pixel divergence may occur. The alignment is adjusted in the factory, and
specific electrical correction is made on the driver board for each optical engine.
Table 2-1
UNIT NAME FUNCTION AND REMARKS
Lamp Inner Housing Includes one metal halide lamp as a light source. The FU board is
mounted for lamp inner housing detection.
Light Guide Unit Disperses the light from the light source uniformly using an A/B lens
array. (Ultraviolet rays are also eliminated.) Disperses the light in three
parts(R/G/B), for the condenser lens and mirror.
Projector Lens Zoom (*1.3) and focus adjustments
Optical Head/Prism
Unit
Consists of three light valves, a polarization plate, and a prism unit.
Each light valve controls the shutter of pixels with six levels.
The prism unit creates R/G/B optical signals and transfers them to the
projector lens unit.
Note:
The light guide unit, optical head/ prism unit, projector lens unit, and driver board are
treated as one part named the optical engine.

Epson PowerLite 5000 Specifications

General

Brand	Epson
Model	PowerLite 5000
Category	Projector
Language	English