Ricoh JP8000 - Manual (Page 201)

When the Add Ink Indicator ( j) Lights
181
5
C
Remove the used ink cartridge.
D
Remove the cap of the new ink cartridge.
E
Insert the new cartridge into the ink holder.
Note
❒ Always supply ink of the same color.
F
Return the ink holder to its original position until it clicks.
G
Close the front door.
The machine will start idling to supply ink to the drum.