Epson EMP-8000 - XGA LCD Projector, Service Manual

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EMP-9000/8000
2-2 Revision:A SEIKO EPSON
2.1. H a r dwa r e Con figu la t ion
The hardware of EMP-9000/8000 is distinguished in the optical system and the electrical sys-
tem.
The lower level beyond the breaking line in the Figure2-1 show the optical system, and the
upper level shows the electrical system. (Dotted line inside is the optical system.)
Figure2-1 Hardware block diagram
C
a
b
le
A
sse
m
b
ly
, P
C
-I
N
C
a
b
le
A
sse
m
b
ly
, P
C
-O
U
T
Pl
ugge
d w
it
h
c
onn
e
c
to
r
C
a
b
le
A
sse
m
b
ly
, P
C
-S
E
L
C
a
b
le
A
sse
m
b
ly
, A
U
-I
N
Speaker
Power
Supply
Unit
Ballast
Unit
Filter
Unit
Operation
Panel
Connector
Board L
Assy
Connector
BoardU
Assy
Therm istor
,
RC Receptor
Board
Assembly,
(Front)
Intake Fan
Exhaust Fan
RC Receptor
Board Assembly,
(Rear)
Therm istor, LAMP
T
herm
is
to
r P
B
S
UHE LAMP
Light Guide
Unit
Adjust Optical
Axis
Focus/ Zoom Composite
R/G/B
FC Board
Assembly
!
" #
Main board Assem bly Unit
IF Unit
PP Knob Mechanical Unit
$
!
$
!
!
!
$
Cable
Assembly,
RCR
Coaxial
%
Cable Assem bly, Lam p Fuse
FFC Connector Cable (Mouse)
Coaxial
!
Driver Board Assem bly
Prism Light valve
Projection Lens Unit
%
*1 UHE lamp and
FUSE board assembly
are combined as one
parts Lamp inner
housing.
!
&
'()*+
:
,
!
!
Optical System