Brother HL-4000CN - Schematic Diagram for Printing Process

III-3
1.2 Schematic Diagram for Printing Processes
Outline of printing processes is shown in the figures below.
Toner Cartridge ASSY(Y)
[(3) Development]
Toner Cartridge ASSY(M)
[(3) Development]
Toner Cartridge ASSY(C)
[(3) Development]
Toner Cartridge ASSY(K)
[(3) Development]
Scanner ASSY
[(2) Exposure]
Print Head
Cartridge ASSY
FUSER ASSY
[(10) Fixing]
Transfer Roll
Cartridge ASSY
Transfer Roll Cartridge
[(7) Tertiary transfer]
[(11) Cleaning]
Detack Saw
[(9) Static elimination]
: Laser beam
: Paper transfer
Fig.3-2
Print head cartridge ASSY is integrated major units of printing processes. It is composed
as follows.
HTC
HTC
HTC
Developer(M)
Developer(Y)
Developer(C)
Developer(K)
Drum(K)
Drum(C)
Drum(Y)
Drum(M)
IDT1
IDT1
IDT2
IDT2 Cleaner
IDT1 Cleaner
IDT1 Cleaner
[(1) Changing with electricity]
[(1) Changing with electricity]
[(3) Development]
[(3) Development]
[(3) Development]
Refresher
Refresher
Refresher
Refresher
[(4) Primary transfer]
[(5) Secondary transfer]
[(6) Cleaning]
[(8) Cleaning]
[(4) Primary transfer]
[(5) Secondary transfer]
[(6) Cleaning]
[(5) Secondary transfer]
[(7) Tertiary transfer]
[(3) Development]
[(1) Changing with electricity]
HTC
[(1) Changing with electricity]
Fig.3-3