(2)Charging
Negative DC voltage is applied to the charging roller contacting the surface of the OPC drum.
Power
Unit
Charging roller
OPC drum
(3)Exposure
The negatively charged surface of the OPC drum is radiated with light from the LED head. The negative charge of the radiated portions of the drum surface attenuates in response to the intensity of the light and a latent electrostatic image responsive to the potentials of the surface is formed on the drum surface.
LED head
LED head
Power | Charging roller |
| |
Unit |
|
OPC drum | Paper | OPC drum |
|
41388601TH Rev.2 | 18 / |
