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Printer Block Diagram
A block diagram of the printer is shown in Figure 3–1.
LED
Print
Head
Chargers,
Developing Unit,
Cleaning Unit,
and Transfer Unit
Host Interfaces
Controller
Module
Control Panel
Electrical System and Adjustments
9600 BPS Serial Commands and Status
Controller
200 to 240 VAC
PCBA
DC Power
Supply
Figure 3–1. Printer Block Diagram
3.072 MHz Serial
High-voltage
(Corona)
Power Supply
Sensors
and
Actuators
Video Signals
PS–PCBA
200 VAC to
240 VAC In
Power
Paper
Stacker
(optional)
9600 BPS Serial
Motors,
Clutches,
Solenoids,
etc.
MPU–PCBA
(Microprocessing Unit
Printed Circuit Board
Assembly)
Flash
Fuser
Power
Unit
Supply
3–3
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