RearProJection TV Servtce
Man
ual
1
Scope
This Service Manual provides detailed service operations for Digital Video Labs.
Inc.
(DVLX) Digital Light
Processi
ng'"
(D
LP"'
) Rear Projection Television (RPTV). designated DVLX4xCx. This Service Manual
is
intended for the referen
ce
of
qualified maintenance personnel servicing the DVLX4xCx.
1.1
Impo
rtant
Saf
ety
I
nstructions
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
power 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
prese
nt
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
Descripti
on
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
in
ch
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 th
is
document have product
designations summarized
in
Table 1 and are depicted in Figure
1.
OLVX4xCx
~
I L Configuration
L-
Screen Size
service manual I
DVLX
Confidentral -
3-
10
Oectcn
-
blof
2004 -
