Canon imageRUNNER ADVANCE C5000 Series Technical Workbook page 55

[Caution] When installing the toner container replacement unit inner cover [1], be careful that the 4 toner
insertion entrance cover sensors [2] and grounds on the upper part of the sensor may interfere each other to
damage.
c-4) Open the process unit inner cover to remove the process unit (Y)/(M)/(C).
[Caution]
- After removing the process unit, do not expose the photosensitive drum to direct light. To block the light,
either cover the photosensitive drum protection sheet or wrap it with paper (5 sheets or more).
- Do not place the process unit or the photosensitive drum in any place where they will be subject to direct
sunlight such as near the window etc.
- Do not store them in any place where they will be subject to high or low temperatures and high or low
humidity, or the location where the temperature and the humid will change rapidly.
- Do not store them in the dusty place or the location which is pervaded with ammonia gas or organic solvent
gas.
c-5) Remove the developing assembly (Bk), primary charging assembly, pre-primary transfer charging
assembly and drum unit (Bk).
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