Basic Structure; Chapter Iv Structure Of System Components - Brother HL-2400C Service Manual

CHAPTER IV STRUCTURE OF SYSTEM COMPONENTS

1.

BASIC STRUCTURE

<Mechanical & Electrical Structures>
This laser beam color printer (hereinafter called "Printer") consists of five mechanical
systems; Print, Transfer, Scanning, Paper Transport and Control System. The printer
produces color printing through the interactive operations of these five systems as shown
in Fig.4-1.
(1) Print System
The print system consists of the following 6 (six) functional parts located around
the OPC belt which form a toner image on the OPC Belt.
• Charger Part
• Exposure Part
• Development Part
• First Transfer Part
• Discharger Part
• Cleaner Part
(2) Scanning System
The scanning system consists of the following 2 (two) functional parts which form
an electrostatic latent image on the OPC Belt by scanning it with a laser beam.
Scanner Unit
Scanner Motor (SCM)
(3) Transfer System
The transfer system consists of the following 3 (three) functional parts and
transfers the toner image formed on the transfer drum onto the page.
• Transfer Drum
• Second Transfer Part
• Drum Cleaner Unit
(4) Paper Transport System
The paper transport system consists of the following 5 (five) functional parts and
picks up paper from the media cassette, separates the paper from the transfer
drum and exits it from the printer body after fusing the toner image on the paper.
• Media Cassette
• Transport rollers
• Paper Discharger
• Fusing unit
• Paper Exit
IV-1