Ricoh SP 8400DN Field Service Manual page 1041

3.
Using a flat-headed screwdriver, remove the cover [A].
4.
Remove the top rear cover [A].
Inner Cover
1.
Pull out the toner bottle.
2. Remove the PCDU. (PCDU)
3.
Remove the waste toner bottle.
4.
Remove the front cover.
(Waste Toner Bottle)
(Front Cover)
4.Replacement and Adjustment
303