Sharp XG-MB50X Service Manual page 19

5. Removing the optical mechanism unit and RC light receiver PWB
5-1. Remove 4 optical mechanism unit fixing screws to detach the optical mechanism unit.
5-2. Remove the RC light receiver PWB unit.
RC Light Receiver PWB
5-2
6. Removing the photosensor PWB unit, blower fan, DMD PWB, and DMD
6-1. Remove 1 photosensor PWB fixing screw to detach the photosensor PWB.
6-2. Remove 2 blower fan fixing screws to detach the blower fan.
6-3. Remove 4 DMD heatsink fixing screws to detach the DMD PWB unit and the DMD.
DMD PWB Unit
Backer plate
DMD heatsink
DMD spring
6-2
6-3
Blower fan
5-1
DMD
DMD socket
Optical Mechanism Unit
Photosensor PWB Unit
6-1
19
XG-MB50X
XR-11XC
XR-10X/S
XR-20X/S
Optical Mechanism Unit