Top Page > Hardware Guide > Replacing Consumables > Replacing the Fusing Unit, Transfer Roller, and Dustproof Filter
Replacing the Fusing Unit, Transfer Roller, and Dustproof Filter
Replace the fusing unit if any of the following messages appear on the display:
![Control panel display illustration](../image/ap1d074.gif)
![Control panel display illustration](../image/ap1d005.gif)
Replace the transfer roller and the dustproof filter at the same time.