Locations Of Main Units - Ricoh Sirius-PJ1 nx Service Training

Main Board
After removing the top cover, you see the main board (called the MAIN IO or MAIN
PWB).
This board must be removed to access the adjustments.
After you remove the main board, you can see these major subassemblies:
Slide 20
Please ignore the callouts [A] and red circles in the diagram.

Locations of Main Units - 1

Integrators
OPT BASE: Contains the LCD panels, cross prism, and projection lens housing
Engine unit: Contains the relay lens, field lens, polarizers and the dichroic mirrors
Integrators: These are the PBS units
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Engine Unit
OPT BASE