Ricoh SP 8400DN Field Service Manual page 1054

4.Replacement and Adjustment
•
Use a screw driver to pry in the stopper.
6.
Attach the laser unit cover [A].
After Installing the New Laser Unit
Download new data stored in a new laser unit to the mainframe.
1.
Close the front cover.
2.
Plug in and turn on the main power switch.
3. Enter the SP mode.
4.
Download the new data stored in the new laser unit to the mainframe with SP2-110-005.
•
If the error message indicating the failure of the data download appears, execute SP2-110-005
again.
•
If this step is not correctly done, an image problem may occur on printouts.
5.
Perform image adjustments if needed
Quenching Lamp
1.
Remove the PCDU. (PCDU)
316
(Adjustment after Replacement).