Callout  | Item  | Callout  | Item  | 
|---|---|---|---|
[A]  | Drum Gear (K)  | [G]  | Drum Drive Gear (Y)  | 
[B]  | Development Drive Gear (K)  | [H]  | Development Drive Gear (Y)  | 
[C]  | Drum Drive Gear (C)  | [I]  | Development Motor (CMY)  | 
[D]  | Development Drive Gear (C)  | [J]  | Drum Motor (CMY)  | 
[E]  | Drum Drive Gear (M)  | [K]  | Drum Motor (K)  | 
[F]  | Development Drive Gear (M)  | [L]  | Development Clutch (K)  | 
The Drum motor (Bk) [K] drives the drum (K). The Development Clutch [L] drives the Development Unit for K.
The Drum motor (CMY) [J] drives the other three drums and the development motor (CMY) [I] drives the Development Units for C/M/Y.
Do not disassemble the three drive gears ([C], [E], and [G]) in the field. These are precisely assembled in the factory.