ViewSonic PJ1000 Service Manual - Page 22

ViewSonic PJ1000 - LCD Projector Manual

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(5) Removing the lens shutter unit. 1. Remove the front cover ass'y. '1'- (Refer to Item 6 - 2 (4).) 2. Remove 4 screws B8 and remove the lens shutter B8 unit. (6) Removing the handle. 1. Remove the front cover ass'y. (Refer to Item 6 - 2 (4).) 2. Poll out the stick and remove the handle. 05 / C4 0 6 - 3Removing Power unit, PWB ass'y signal, C2 I PWB ass'y input terminal. (1) Removing the Power unit (ballast). 1. Remove the upper case ass'y. (Refer to step 1 to 2 of item 6 - 2 (1).) O 2. Remove 2 screws C1 and disconnect the lamp connector. 3. Disconnect 4 connectors. 4. Remove 4 screws C2 and remove the power unit holder ass'y. (2) Removing the power unit (circuit). 1. Remove the upper case ass'y. (Refer to step 1 to 2 of item 6 - 2 (1).) 2. Remove 1 screws C4 and remove the holder metal . 3. Remove screw C5 and remove the ground connection wire. PWB ass'y filter 4. Disconnect 2 connectors and remove the power unit (circuit). inside (3) Removing the PWB ass'y filter. 1. Remove the upper case ass'y. (Refer to steps 1 to 2 of item 6 - 2 (1).) e Screw driver 2. Disconnect 2 connectors and remove the PWB ass'y filter.

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(5)
Removing
the
lens
shutter
unit.
1.
Remove
the
front
cover
ass'y.
'1'-
0
(Refer
to
Item
6
-
2
(4).)
2.
Remove
4
screws
B8
and
remove
the
lens
shutter
unit.
B8
(6)
Removing
the
handle.
1.
Remove
the
front
cover
ass'y.
(Refer
to
Item
6
-
2
(4).)
05
2.
Poll
out
the
stick
and
remove
the
handle.
/
C4
6
-
3Removing
Power
unit,
PWB
ass'y
signal,
C2
I
PWB
ass'y
input
terminal.
(1)
Removing
the
Power
unit
(ballast).
1.
Remove
the
upper
case
ass'y.
(Refer
to
step
1
to
2
of
item
6
-
2
(1).)
2.
Remove
2
screws
C1
and
disconnect
the
lamp
connector.
3.
Disconnect
4
connectors.
4.
Remove
4
screws
C2
and
remove
the
power
unit
holder
ass'y.
(2)
Removing
the
power
unit
(circuit).
1.
Remove
the
upper
case
ass'y.
(Refer
to
step
1
to
2
of
item
6
-
2
(1).)
2.
Remove
1
screws
C4
and
remove
the
holder
metal
.
3.
Remove
screw
C5
and
remove
the
ground
connection
wire.
4.
Disconnect
2
connectors
and
remove
the
power
unit
(circuit).
(3)
Removing
the
PWB
ass'y
filter.
1.
Remove
the
upper
case
ass'y.
(Refer
to
steps
1
to
2
of
item
6
-
2
(1).)
2.
Disconnect
2
connectors
and
remove
the
PWB
ass'y
filter.
<Refer
to
Fig.
Remove
the
PWB
ass'y
Filer>
(4)
Removing
the
PWB
ass'y
signal.
1.
Remove
the
PWB
ass'y
drive.
(Refer
to
step
1
to
2
item
6
-
2
(1).)
2.
Disconnect
all
8
connectors
of
PWB
ass'y
signal.
3.
Remove
screw
C4
and
remove
the
holder
metal.
C8
4.
Remove
screw
C5
and
remove
the
ground
connection
wire
and
remove
the
PWB
ass'y
signal.
(5)
Removing
the
PWB
ass'y
input
terminal
video.
1.
Remove
the
upper
case
ass'y.
(Refer
to
step
1
to
2
item
6
-
2
(1).)
2.
Remove
2
screws
C6
and
remove
the
connector
and
remove
the
PWB
ass'y
input
terminal
video.
inside
O
PWB
ass'y
filter
e
Screw
driver
stopper
Fig.
Remove
the
PWB
ass'y
Filter
f
D5
t
C5
9
C11
00
°
C7
I/O
HOLDER
MTL
Input
terminal
holder
Input
terminal
video
010
ViewSonic
Corporation
-
19
-
Confidential
-
Do
Not
Copy
PJ1000