Sharp Notevision XG-NV7XU, Service Manual

Page: 16 / 110

16
XG-NV7XU
3. Removing the PWB Units
3-1. Remove the four screws from the output unit and disconnect the color wheel unit connector (J501).
3-2. Disconnect the output unit from the PC I/F unit connector. Tilt this unit toward the optical mechanism unit.
3-3. Remove the four screws from the main unit and detach the cooling fan (intake). Disconnect the S-out unit
connector (AU) and the temperature ensor connector (TI). Now take out the main unit.
3-4. Remove the two spacers, the screw and all the connectors from the S-out unit. Detach the S-out unit.
3-5. Remove the six spacers, the two screws and all the connectors from the PC I/F unit. Pull up and off the PC I/
F unit and the terminal unit together.
3-6. Detach the insulation barrier from the PC I/F unit.
3-7. Remove the four spacers and the two screws from the shielded board. Detach the shielded board.
3-8. Detach the insulation barrier from the power/ballast unit.
3-1
(J501)
Cooling Fan (Intake)
PC I/F Unit
S-Out Unit
Shield Board
Insulation Barrier
Main Unit
Terminal Unit
Insulation Barrier
Output Unit
(DB)
(AU)
(DC)
(PB)
(PA)
(RC)
(P8503)
(AU)
(FA)
(FC)
(FE)
3-8
3-3
3-5
3-7
3-5
3-4
3-7
3-2
Shield-2
3-4
3-5
(TI)
(FB)
(SP)
Shield-1