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Rear
ProJection
TV
Servtce Man
ual
1
Scope
This Service Manual provides detailed service operations for Digital
Video
Labs.
Inc. (DVLX) Digital Light
Processi
ng'"
(DLP"')
Rear Projection Television (RPTV). designated DVLX4xCx
.
This
Service Manual
is
intended
for the
referen
ce
of qualified maintenance personnel
servicing the DVLX4xCx.
1.1
Important
Safety
Instructions
Please pay attention to the following important
safety
instructions before
carrying
out the
maintenance
work.
1.
If
you
want to conduct
maintenance
work when the set
is
in
normal
operation or just
after
the
pow
er is
turn
ed
off.
you
must
take
proper measures to avoid
electric
shock
from
the circuitry or
metal
parts. Within a
short
time after the
power
is turned
off,
relatively
high
vo~age
is
present
2. Do not apply
any
VOltages higher
than
the specification. If the power supply used deviates
from
the
values
given in the specification, there is a possibility of fire or damage to the TV.
3.
Never operate
the
TV in an unsuitable environment, such as in the
vicinity
of water
or
sources
of
fire
.
Otherwise there is a possibility of
fire
or
damage to
the
TV.
4.
If
a foreign
substance
such as a
liquid,
a metal
slice,
or other accidentally falls into
the
TV,
turn
off
the power Immediately. Otherwise there
is
a possibility of
fire
or damage to the
TV.
5.
Ii
there is
smoke,
abnormal
smell
,
or
abnormal
sound
from the
TV,
turn off the power
immediately.
6.
To avoid overheating, do not block any ventilation openings.
The
TV
must
be located
where
there
is
adequate
ventilation
.
7.
Guard
against static electriCity which can destroy integrated
circuits.
8. Guard against dust during assembling or dismantling lest IT
should
impair the screen
image.
2
DVLX4xCx
Descriptio
n
This
Section
of
the specifications provides a general description of the
DVLX4xCx
RPTV,
including the
feature set of the product, as
well
as the
physical
characteristics
of
the product
2,1
Product Designation
The product designation consists
of four
letters preceded by
DVLX.
The
first
letter
identifies the
enclosure size
.
For this product, the enclosure is designed
to
accommodate
screen
sizes
in the 42-46
inch
diagonal
range,
and the enclosure size designation
is
'
4'
.
The first and
second
letters together
identify the product
screen
size.
The
third
and
fo
urth
letters
together identify the bezel/enclosure
configurations {C 1, C2 or
C3},
since
the product main enclosure
is
designed
such
that it
ca
n be
used
with
muniple front-view assemblies.
The different products
covered
by
this
document have product
designations summarized
in
Table 1 and are
depicted
in
Figure 1.
OLVX4xC
x
~
I
L
Configuration
L-
Screen Size
service manual I
DVLX
Confidentral
- 3
10
Oectcn -blof
2004
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