Konica Minolta BIZHUB C652DS - Manual (Page 235)

bizhub C652/C652DS/C552/C552DS/C452 9-14
9.3 If print quality is deteriorated 9
5
Insert the print head glass cleaning tool into the print head
cleaning opening, pull it out, and then repeat this back-and-forth
movement two or three times.
6
Install the waste toner box.
7
Place back the print head glass cleaning tool to tray 1.
8
Close tray 1.