Ricoh Aficio SP4100N Hardware Manual page 128

6. Replacing Consumables and Maintenance Kit
10. Position the rear cover horizontally and align it with the grooves in the printer's interior.
11. Close the rear cover.
6
12. When the optional duplex unit was removed, push in the duplex unit along the rails in the
back of the printer.
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AUB316S
AUB317S
AUB226S