Sharp XG-XV2E (serv.man2) Service Manual ▷ View online
13
XG-XV2E/M/A
5. Disconnecting the signal and output PWBs
5-1. Remove the three screws off the optical mechanism assembly.
5-2. Remove the two screws off the bottom cabinet.
5-3. Remove the screw off the signal PWB assembly.
5-4. Disconnect the connectors of the signal PWB and output PWB assemblies.
5-5. Take up and away the PWB assemblies.
5-2. Remove the two screws off the bottom cabinet.
5-3. Remove the screw off the signal PWB assembly.
5-4. Disconnect the connectors of the signal PWB and output PWB assemblies.
5-5. Take up and away the PWB assemblies.
5-1
5-2
5-3
5-5
5-4
5-4
5-4
5-4
5-4
(AS)
(RC)
(EB)
(EA)
(KY)
(FB)
(EC)
(LE)
(Q)
(AZ)
(L)
(F)
(FF)
(FS)
(FN)
PC Terminal Unit
Output Unit
Signal Unit
PC I/F Unit
Video Board Unit
(for XG-XV2M as well as
Australian and NewZealand
versions of XG-XV2E)
Australian and NewZealand
versions of XG-XV2E)
14
XG-XV2E/M/A
6. Removing the power supply and ballast PWBs
6-1. Remove the two screws off the AC-SW Unit on the bottom cabinet.
6-2. Remove the four screws off the power/ballast holder (located behind).
6-3. Disconnect the connectors.
6-4. Take up and away the PWBs.
6-2. Remove the four screws off the power/ballast holder (located behind).
6-3. Disconnect the connectors.
6-4. Take up and away the PWBs.
6-1
6-3
6-4
6-2
6-2
Power/Ballast Unit Ass’y
AC-SW Unit
15
XG-XV2E/M/A
RESETTING THE LAMP OPERATING HOUR COUNTER
The unit is designed to keep its power off when the lamp has been used for 1400 and1500
hours. This is to protect the lamp fixture. Replace the lamp with new one and take the
following resetting procedure.
hours. This is to protect the lamp fixture. Replace the lamp with new one and take the
following resetting procedure.
Resetting the lamp operating hour counter
1. Hold down the “ENTER”, “ADJ.
"
” and “ADJ.
|
” buttons on the unit, and turn on the main power switch
(located above the AC inlet).
2. Now the unit is turned on and the lamp operating hour counter is reset to zero. “000H” appears on the
screen.
LENS
LN
ADJ.
B
–
+
MENU
MN
ENTER
EN
MUTE
VOLIME
INPUT
SELECT
BLACK
SCREEN
IN
ADJ.
"
ADJ.
|
ENTER
16
XG-XV2E/M/A
B-LCD
G-LCD
Marking
GREEN
BLUE
BLUE
RED
R-LCD
Incident polarizing plate B
Polarizing film
Dichroic coating
(B transmission)
AR-coated face
Dichroic coating
(B reflection)
(B reflection)
Incident polarizing plate R
Dichroic coating
(R transmission)
(R transmission)
R reflector
Dichroic coating
(R reflection)
(R reflection)
Polarizing film
Dichroic coating
(G transmission)
(G transmission)
Marking
G reflector
Dichroic coating
PBS
(Polarizing Beam Splitter)
(Polarizing Beam Splitter)
B/G reflector
AL-coated mirror W
AL-deposited
face
face
Fly-eye lens (incoming light)
Protective glass
AR-coating
Metal-halide lamp
(Light source)
(Light source)
Relay lens 1
AL-deposited face
AL-coated mirror B
Projection Lens
B reflector
Cross dichroic prism
Relay lens 3
Relay lens 2
Incident polarizing
plate G
plate G
Condenser lens G
Marking
Marking
Fly-eye lens (outgoing light)
Condenser lens R
* M3
M6
M4
M2
*M5
M1
L1
R cut filter
UV-iR coating
THE OPTICAL UNIT OUTLINE
* The M3 mirrors and the M5 have
a coating wedge (for different film
thickness). Set up these mirrors,
with their markings positioned as
shown above, so that their
coated faces and both sides be
in the correct directions.
thickness). 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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