Interior

Waste Toner Bottle

Collects toner that is wasted during printing.

If the message which prompts you to replace it appears on the display, replace the waste toner bottle.

• “Waste Toner Bottle full”

Inner Cover

Open this cover when replacing the drum unit or transfer unit.

Drum Unit

From the left, the drum units are installed in the order of yellow (Y), magenta (M), cyan (C), and black (K). Replace the relevant drum unit when the following messages appear:

• “Rplcmnt Requird:PCU:Black”

• “Rplcmnt Requrd:PCU:Color”

Transfer Unit

Replace the transfer unit when the following message appears:

• “Replacmnt Requrd:IntTrans”

Replace the transfer unit and transfer roller together.

Toner

From the left, the toner is installed in the order of yellow (Y), magenta (M), cyan (C), and black (K). Replace the relevant toner when the following message appears:

• “Add toner<K,C,M,Y>.”

Fusing Unit

Replace the fusing unit when the following message appears:

• “Replcmnt Rqrd:Fusing Unit”

Replace the fusing unit and the dustproof filter together.

Transfer Roller

Replace the transfer roller when the following message appears:

• “Replacmnt Requrd:IntTrans”

Replace the transfer roller and the transfer unit together.