Sharp AR-810 (serv.man12) Service Manual ▷ View online
AR-651/810 LASER & OPTICAL UNIT 8 - 9
(3) Remove the laser fan motor.
(4) Disconnect 3 connectors and pull out the laser
unit.
[C] Laser control PC board (PLG board)
(1) Remove the laser unit.
(2) Disconnect 5 connectors and remove 4 screws
to take off the PLG board.
[B] Laser optical unit
(1) Remove the original glass and lens cover.
(
Chap.6)
(2) Loosen 2 laser unit set screws.
Notes: 1. Do not leave fingerprints or stain on the slit
glass.
2. Pay close attention not to make an impact
or vibration on the laser optical unit since it
is a precise apparatus.
3. The laser optical unit, which has been
removed, should be placed as shown, on a
left surface.
4. Do not disassemble the laser optical unit in
the field since it is precisely adjusted and
very sensitive to dust and stains.
Connector
Laser unit
AR-651/810 LASER & OPTICAL UNIT 8 - 9
(3) Remove the laser fan motor.
(4) Disconnect 3 connectors and pull out the laser
unit.
[C] Laser control PC board (PLG board)
(1) Remove the laser unit.
(2) Disconnect 5 connectors and remove 4 screws
to take off the PLG board.
[B] Laser optical unit
(1) Remove the original glass and lens cover.
(
Chap.6)
(2) Loosen 2 laser unit set screws.
Notes: 1. Do not leave fingerprints or stain on the slit
glass.
2. Pay close attention not to make an impact
or vibration on the laser optical unit since it
is a precise apparatus.
3. The laser optical unit, which has been
removed, should be placed as shown, on a
left surface.
4. Do not disassemble the laser optical unit in
the field since it is precisely adjusted and
very sensitive to dust and stains.
Connector
Laser unit
AR-651/810 LASER & OPTICAL UNIT 8 - 9
(3) Remove the laser fan motor.
(4) Disconnect 3 connectors and pull out the laser
unit.
[C] Laser control PC board (PLG board)
(1) Remove the laser unit.
(2) Disconnect 5 connectors and remove 4 screws
to take off the PLG board.
[B] Laser optical unit
(1) Remove the original glass and lens cover.
(
Chap.6)
(2) Loosen 2 laser unit set screws.
Notes: 1. Do not leave fingerprints or stain on the slit
glass.
2. Pay close attention not to make an impact
or vibration on the laser optical unit since it
is a precise apparatus.
3. The laser optical unit, which has been
removed, should be placed as shown, on a
left surface.
4. Do not disassemble the laser optical unit in
the field since it is precisely adjusted and
very sensitive to dust and stains.
Connector
Laser unit
AR-651/810 LASER & OPTICAL UNIT 8 - 9
(3) Remove the laser fan motor.
(4) Disconnect 3 connectors and pull out the laser
unit.
[C] Laser control PC board (PLG board)
(1) Remove the laser unit.
(2) Disconnect 5 connectors and remove 4 screws
to take off the PLG board.
[B] Laser optical unit
(1) Remove the original glass and lens cover.
(
Chap.6)
(2) Loosen 2 laser unit set screws.
Notes: 1. Do not leave fingerprints or stain on the slit
glass.
2. Pay close attention not to make an impact
or vibration on the laser optical unit since it
is a precise apparatus.
3. The laser optical unit, which has been
removed, should be placed as shown, on a
left surface.
4. Do not disassemble the laser optical unit in
the field since it is precisely adjusted and
very sensitive to dust and stains.
Connector
Laser unit