Optional Drums (C618/C619/C620) - Ricoh DD 4450 Service Manual

2.8 OPTIONAL DRUMS (C618/C619/C620)

There are three types of optional drum units:
A3 Size: Color drum
B4 Size: Color drum
A4 Size: Black drum (Black ink only)
1. Remove the protective sheet [A] and the lock [B] from the drum unit.
2. Remove the tape securing the ink holder.
3. Attach a color indicator decal to the drum case. The decal must be the same color as the ink
in use.
4. Remove the drum unit.
5. Leave the master wrapped around the removed drum to protect the drum from dust and from
drying.
6. Keep the removed drum unit in the drum case.
7. Install the drum unit.
The color drum indicator (or A4 drum indicator) on the operation panel stays lit when

a drum is mounted in the machine.
8. Remove the ink cartridge cap.
9. Insert the ink cartridge in the ink holder.
SM
Optional Drums (C618/C619/C620)
2-31 C279