Imaging Unit Section (Iu Section); Composition - Develop QC 2235 Plus Service Manual

Imaging Unit section (IU section)

5. Imaging Unit section (IU section)
5.1

Composition

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[6]
Key Name
[1] PC Drum/Y, M, C, Bk
[2] Cleaning Blade
[3] Toner Collecting Screw
[4] PC Drum Charge Corona/Y, M, C, Bk
Main Erase Lamp/Y, M, C, Bk
[5]
(LA1 to LA4)
[6] Developing Unit/Y, M, C, Bk
QC 2235plus Theory of Operation Ver.1.0 Feb. 2004
[1]
[2]
[3]
[4]
[5]
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Function/System
• Forms an image of each of different colors.
• OPC drum (φ30 mm)
• Scrapes toner off the surface of the PC Drum.
• Conveys waste toner from the IU to the Toner Col-
lecting Section.
• Screw type
• Deposits a charge across the entire surface of the
PC Drum.
• DC comb electrode Scorotron system
• Neutralizes any charge left on the surface of the PC
Drum.
• LED type
• Developer capacity 400 g (C, M, Y, Bk)
• T/C ratio 8% (C, M, Y, Bk)
2-12
[1]
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