XG-C68X (serv.man4). Service Manual - Sharp Projector Service Manual (repair manual). Page 14

3-1. Remove the lock screw from the lamp socket angle. Detach the lamp socket angle.
3-2. Lift the ballast unit. Disconnect the two connectors and detach the ballast unit.
3-3. Remove the lock screw from the PWB unit cover and detach the cover.
3-4. Remove the three lock screws from the PWB assembly.
3-5. Remove the two lock screws from the cooling fan, disconnect the connector and detach the cooling fan.
3-6. Remove the lock screw from the grounding terminal, disconnect the connector and detach the AC inlet PWB.

4-1. Disconnect the connector and detach the speaker unit.
4-2. Remove the eight lock screws from the optical mechanism, and take out the optical mechanism.
4-3. Remove the lock screw from the cooling fan, and detach the cooling fan and fan PWB.
4-4. Remove the four lock screws from the power PWB, and detach the power PWB.
4-5. Take out the R/C receiver PWB.

3-1

3-2

3-5

3-4

3-5

3-6

3-3

3-4

PWB Ass’y

AC Inlet PWB

PWB Unit cover

Ballast Unit

Cooling Fan

4-2

4-3

4-2

Power PWB

R/C Receiver PWB

Fan PWB

Cooling Fan

4-1

4-4

4-2