Epson AcuLaser CX-11N/AcuLaser CX-11NF Field Repair Guide 9/9/05
Printer Component, Software Item, LCD Display, Printer Button Page 2.
Step 1: Charging/Conditioning
Conditioning is the first step of laser printer image formation process. During this stage, a high negative charge is
applied across the entire surface of the OPC Drum (Organic Photo Conductive) via the charging roller (see Figure
2). The surface of the OPC Drum consists of a photo conductive film material which enables it to accept and retain
the negative charge.
Fig 2: OPC receives a uniform negative charge of approx -600V
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