Apple ColorLaserWriter 12/600PS - Manual (Page 39)

3 Holding the orange tray, line up the top of the photoconductor cartridge with the tracks
at the top of the opening in the printer.
Line up the arrow on the
photoconductor cartridge
with the arrow above the
compartment opening.
The top of the photoconductor
cartridge slides on these tracks.
14 Chapter 1