CHAPTER 9 INSTALLATIONCOPYRIGHT © 1999 CANON INC. CANON NP6512/6612/7120/7130/7130F REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)9-6Work Checks and remarksStepTurn the developing assembly locking levercounterclockwise.1Turn the drum unit releasing lever counter-clockwise.Remove the drum unit.32. Installing the Drum unitDeveloping assembly locking leverDrum unit releasing lever2Drum unitPlace the drum unit on a flat surface, and re-move the two protective members.4Surface of the drumProtective membersNote:Do not touch the surface of the drum whenhandling the drum unit.