This section describes the installation procedure for the toner cartridges.
1. Open the front cover by using the handle (A).
note: The toner cartridges are installed in order of black, yellow, cyan, and magenta.
2. Place two sheets (B) of LTR paper on the transfer belt of the delivery feeder unit (A) and make sure that they do not move out of place.
note:
When installing or removing the toner cartridges, be sure to place the papers on the transfer belt of the delivery feeder unit to protect the belt.
- Do not touch or place objects on the transfer belt (A) of the delivery feeder unit. The transfer belt comes with a self cleaning function so do not wipe the transfer belt even when toner can be seen attached to the belt. If the delivery feeder unit is broken or the transfer belt is damaged, this may result in misfeeds or deterioration in print quality.
- When installing or removing the toner cartridges, be sure to place the papers on the transfer belt of the delivery feeder unit to protect the belt.Do not touch or place objects on the transfer belt (A) of the delivery feeder unit. The transfer belt comes with a self cleaning function so do not wipe the transfer belt even when toner can be seen attached to the belt. If the delivery feeder unit is broken or the transfer belt is damaged, this may result in misfeeds or deterioration in print quality.
3. Hold the blue tabs on the sides of toner cartridge, and pull it horizontally. 
attention:
Do not open the drum protective shutter (A).
attention:
Do not touch the high-voltage contact (A) or the electrical contacts (B), as this may result in damage to the printer.
4. Gently rock the toner cartridge 5 to 6 times to evenly distribute the toner inside. 
note:
If toner is not distributed evenly, this may result in deterioration in print quality. Make sure to carry out this procedure properly.
5. Place the toner cartridge on a flat surface, fold back the tab of the sealing tape (A) located at left side of the toner cartridge.
6. Remove the sealing tape (approx. 18 7/8 inch long) gently by hooking your finger into the tab and pulling it out straight in the direction of the arrow.
attention:
- If the sealing tape is pulled out forcefully or stopped at midpoint, toner may spill out. If the toner gets into your eyes or mouth, wash them immediately with cold water and consult a physician.
- If toner is adhered to the removed seal, be careful not to dirty your hands or clothing by touching it.
- If your hands or clothes get dirty from touching the toner, wash them immediately in cold water. Do not use hot water. Doing so may cause the toner to set permanently.
7. Hook your finger into the tab and remove the packing material (A) located at right side of the toner cartridge.
8. Hold the toner cartridge properly by the blue tabs on the sides with the arrowed side facing up.
attention:
Do not hold the toner cartridge in a manner that is not described in this procedure.
9. Align the guides (A) of the toner cartridge that you want to replace with the slots (B) to which the label of the same color is attached, then insert the cartridge until it stops.
10. After removing all the packing materials from each toner cartridge and installing the cartridges, remove the papers on the transfer belt of the delivery feeder unit.
attention:
When removing the paper, be careful not to touch or damage the transfer belt of the delivery feeder unit.
11. Close the front cover.
note:
- Be careful not to get your fingers caught.
- If the front cover does not close properly, do not force it to close. Open the cover and make sure the toner cartridge is properly set in the machine.
