Ricoh SP C440dn, Field Service Manual, Page: 103 / 654

1. Plug in and turn on the main power switch of the machine.
2. Enter the SP mode.
3. Execute SP2-220-001 to clear the mirror positioning motor setting for Cyan.
4. Execute SP2-220-002 to clear the mirror positioning motor setting for Magenta.
5. Execute SP2-220-003 to clear the mirror positioning motor setting for Yellow.
6. Execute SP2-180-004 for clearing main scan start position adjustment setting.
7. Execute SP2-153-001 for clearing LD power.
8. Exit the SP mode.
9. Turn off the main power switch and disconnect the power cord of the copier.
Recovery procedure for no replacement preparation of laser unit
If you did not do the procedure in "Before removing the old laser unit" before removing the laser unit,
you must do the following.
1. Turn off the main power switch and disconnect the power cord of the machine.
2. Controller box ( page 235 )
3. Disconnect the harness [A] of the skew correction motor.
4. Do steps 1 to 9 of "Before removing the old laser unit".
5. Connect the harness [A] and reinstall the controller box.
6. Plug in and turn on the main power switch.
Removing the laser unit
1. Rear cover ( page 91 )
Laser Optics
101