Block Diagram; Figure 2.1 Printer Block Diagram - Fujitsu C145-C037-01EN Product Description

2.2

Block Diagram

Figure 2.1 shows a block diagram of the PrintPartner 20W printers.
CPU
PrintPartner
Software
Extended
CD-ROM
interface board
Parallel interface
(Centro type B)
Printer driver
Parallel interface
MarkVision
(Centro type C)
PPMENU
Serial interface
(RS232C, 9-pin)
Extended
RAM card
Extended
RAM card
Emulation or
font card
AC cable
AC power
supply
: Option
(1) Printer
The printer consists of a main controller, a control panel, a printer mechanism, a mechanism controller, paper
feeding mechanisms including paper feeders, a power supply, and covers.
The printing mechanism consists of a laser unit, a print unit (photoconductive drum, developing magnet roller,
precharger), a toner bottle, a transfer charger, and a fuser unit.
2-2
Control panel interface
Control panel
Main
Switches, LEDs, and
controller
display (LCD)
Mechanism controller
Video
inter-
Interface
face
control
circuit
DC supply
Power-supply unit
Paper feeders
Simplex configuration
First paper tray
Second feeder unit
Third feeder unit
Fourth feeder unit

Figure 2.1 Printer block diagram

Drive
circuit
High-voltage
power supply
Low-voltage
power supply
Duplex configuration
Duplex (double-sided print) unit
First feeder unit (with paper tray)
Second feeder unit (with paper tray)
Third feeder unit (with paper tray)
Face-down stacker
Face--up stacker
Printer mechanism
Multifunction feeder
Sensors (cover-open, etc.)
Motors
Multi-function feeder
Printing mechanism
Halogen lamp (fuser)
Double-sided print mechanism
Moved for duplex