14 Photoconductor Unit (Black)/28 Photoconductor Unit (Cyan)/42 Photoconductor Unit (Magenta)/56 Photoconductor Unit (Yellow)/70 Photoconductor Unit (Special)
The procedure in the movie is explained using the unit for black as an example. The units for other colors are located in different positions, but the procedure is the same.

The surface of a drum is sensitive to light. Exposing the surface of a drum to strong light (especially direct sunlight) can permanently damage it.
If black streaks appear after this adjustment is performed, clean the surface of the TIM-Mag unit exposure glass and the shading correction plate of the revolver.
What You Need
Screwdriver
Photoconductor Unit

Lubricant Powder

When you reattach the development unit, it may not fit in properly. If the photoconductor unit cannot fit in for installation, turn the joint's tab slightly.
