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Model
XG-NV1E (serv.man4)
Pages
21
Size
872.68 KB
Type
PDF
Document
Service Manual
Brand
Device
Projector / Service Manual text - page 1-21
File
xg-nv1e-sm4.pdf
Date

Sharp XG-NV1E (serv.man4) Service Manual ▷ View online

XG-NV1E
XG-NV1EA
13
3. Removing the rear cabinet and video terminal cover
3-1. Remove the two screws off the rear cabinet and the screw from the static ground lead.  Pull  up the cabinet
and disconnect the speaker connector (SP). Now the rear cabinet is free.
3-2. Remove the four screws off the video terminal cover.  Detach the cover.
(SP)
3-1
3-2
a
b
Video Terminal Cover
Boss
Rib
Make sure the bimetal lead terminals are at the bottom
of the boss  a  and rib  b  .
Rear Cabinet
XG-NV1E
XG-NV1EA
14
4. Removing the PWBs
4-1. Remove the two screws that fix the PC terminal cover to the bottom cabinet.
4-2. Remove the two screws off the output shield.  Take out the output shield and disconnect the R-LCD, G-LCD
and B-LCD connectors (RP, GP, and BP).
4-3. Remove the four screws off the output unit.  Disconnect the insulating barrier, the ground leads and the
connectors (FN, Q, LL, FF, LF, BL, RC and EA). Pull up and away the output unit and the signal/PC terminal/
video board unit.
4-4. Peel off the shield sheet. Remove the four screws off the video board unit. Pull the unit toward yourself to
take it out.
4-5. Remove the two screws off the back of the output unit.  Separate this unit from the signal/PC terminal unit.
4-6. Remove the screw off the bottom cabinet and the screw off the power panel.  Now take out the power panel.
4-1
4-1
4-3
4-3
4-2
4-5
4-4
4-6
4-6
Insulating
Barrier
Output Unit
Signal/PC Terminal
Unit
Output Shield
Power Panel
PC Terminal Cover
Shield Plate
Video Board
Unit
XG-NV1E
XG-NV1EA
15
5. Removing the optics mechanism assembly
5-1. Remove the two screws off the angles A and B of the carrying handle.  Detach the carrying handle.
5-2. Remove the two screws off the lamp socket holder.  Take out the lamp socket.
5-3. Disconnect the bimetal connector (BA).  Remove the four screws off the optics mechanism assembly, and
pull up and away this assembly.
5-4. Remove the two screws off the exhaust panel. Separate the panel from the bottom cabinet.
5-5. Remove the screw off the power/ballast unit assembly.  Pull up and away the unit.
5-1
5-5
5-1
5-3
5-3
5-2
5-3
(BA)
5-3
5-4
Power/Ballast Unit
Carrying
Handle
Optics
Mechanism
Ass'y
Exhaust
Panel
XG-NV1E
XG-NV1EA
16
B-LCD
G-LCD
GREEN
BLUE
BLUE
RED
R-LCD
Polarizer film
Dichroic coating
(B transmission)
Dichroic coating
(B reflection)
Incident polarizer plate R
Dichroic coating
(R transmission)
AL-coated mirror R
AL-deposited face 
Polarizer film
Marking
AR-coated face
Marking
G reflector
Dichroic coating
B/G reflector
AL-coated mirror W
AL-deposited
face
Fly-eye lens (incoming light)
UV cut filter
Metal-halide lamp
(Light source)
Relay lens 1
AL-deposited face
AL-coated mirror B
Projection Lens
 B reflector
Cross dichroic prism
Incident polarizer plate B
Relay lens 3
Relay lens 2
Incident polarizer plate G
Condenser lens G
Fly-eye lens (outgoing light) 
Condenser lens R
* M3
M6
M4
M2
M5
M1
THE OPTICAL UNIT OUTLINE
* The M3 mirrors have a coating
wedge (for different film thick-
ness).  Set up these mirrors, with
their markings positioned as
shown above, so that their
coated faces and both sides be
in the correct directions.
Layout of the optical system
Note: Layout for positioning the optical system.
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