Table 1-3 Motors Description Components driven Failure detection ITB motor (M1) ITB Yes Black photosensitive drum Developing roller Drum motor (M2) Yellow, magenta, and cyan photosensitive drums Yes Developing motor (M3) Yellow, magenta, and cyan developing rollers Yes Fuser motor (M4) Fuser pressure and delivery rollers Yes Pressurizes and depressurizes the pressure roller Pickup motor (M5) Tray 1 pickup roller Engages and disengages the primary transfer roller No Cassette pickup roller Feed roller Duplex feed roller (duplex models only) Developing disengagement motor (M6) Engages and disengages the developing unit No Cassette lifter motor (M9) Lifter for the cassette No Scanner motor (M10) Scanner mirror No 12 Chapter 1 Theory of operation ENWW