Oki C5400 Guide: User's, C5400 Series (American English) - Page 91

2. Note the positions of the four image drums: Cyan (1), Magenta (2), Yellow (3), Black (4). It is essential that they go back in the correct order! 3. Lift each of the image drum units out of the printer and place them on a flat surface in a safe place away from direct sources of heat and light. CAUTION! The green surface at the base of each image drum is very delicate and light sensitive. • Do not touch the green surface. • Never expose the drum to direct sunlight or to very bright room lighting. • Do not expose it to normal room light for more than 5 minutes. • If the image drum must be out of the printer for longer than 5 minutes, place the image drum inside a black plastic bag or carefully place it in a drawer or cabinet to keep it away from light. Replacing Consumables • 89