5-18 d-COLOR MF654/MF554/MF454/MF364/MF304/MF254
When a message appears to replace consumables or carry out cleaning
5
5.5
5.5.3 Replacing a Drum Unit
d-COLOR MF654/MF554/MF454
- Your service representative will collect your used Drum Unit. Put it in a black plastic bag and store it
in a box by itself.
- A Drum Unit may be damaged due to exposure to light. Do not take a Drum Unit out of a black plastic
bag until just before it is to installed.
- If a Drum Unit other than for black has reached the replacement time, printing can be continued forcibly
using black. Tap [Continue], and then select a desired print job.
- After replacing a Drum Unit, be sure to clean the Print Head Glass for each color. For details on how
to clean the Print Head Glass, refer to page 5-6.