Chapter 3 Consumable Replacement
Replacing Developer
The toner sensor is sensitive to both electrostatic discharge (ESD) and positional adjustment. Do not touch the sensor with your hand or jar it from its
1.Turn the power switch OFF.
2.Open the printer upper doors. (See page 42.)
3.Prepare a large plastic bag in which to put the developing unit.
4.Remove the developing unit (See page 56.) and place it in the plastic bag, making sure it is still accessible.
IMPORTANT When replacing developer in an existing developing unit, you must empty and clean the unit before adding new developer Do this every 150,000 pages.
5.Turn the toner cartridge knob counterclockwise until it stops, then remove the cartridge from the developing unit.
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5 |
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Legend: |
1)Developing Unit
2)Toner Cartridge
3)Toner Cartridge Knob
4)Cover
5)Screws (3)
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