Ricoh MPC 2800 AT-C2 Field Service Manual page 193

Preparing the new laser optics housing unit
1. Polygon motor cover [A] of the laser optics housing unit ( x 4)
2. Sponge padding [B]
3. Tag [C]
4. Reinstall the polygon motor cover [A].
Before removing the old laser optics housing unit
Do the following settings before removing the laser optics housing unit. These are adjustments for skew
adjustment motors in the laser optics housing unit.
1. Plug in and turn on the main power switch of the copier.
2. Enter the SP mode.
3. Execute SP9511-001 to clear the L2 lens positioning motor setting for Magenta.
4. Execute SP9511-002 to clear the L2 lens positioning motor setting for Cyan.
5. Execute SP9511-003 to clear the L2 lens positioning motor setting for Yellow.
6. Exit the SP mode.
7. Turn off the main power switch and disconnect the power cord of the copier.
Recovery procedure for no replacement preparation of laser optics housing unit
If you did not do the procedure in 'Before removing the old laser optics housing' before removing the old
laser optics housing unit, you must do the following.
1. Turn off the main power switch and disconnect the power cord of the copier.
Laser Optics
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