(3)Charging
Charging is effected by applying a DC minus voltage to the charge roller that is in contact with the image drum surface.
Power
supply | Charge roller |
Image drum
(4)Exposure
Light emitted from the LED head irradiates the image drum surface with negative charges. The surface potential of the irradiated part of the image drum drops, thereby forming an electrostatic latent image associated with the image signal.
LED head
Charge roller
LED head
Power supply
Image drum | Paper | Image drum |
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40930701TH DRAFT Vesion | 33 / |