Boards
Index No. Name Function
2 Main Processing Unit
(MPU)
Controls all machine functions both directly and
through other boards.
3 Lamp Stabilizer This supplies power to the xenon lamp.
17 Power Supply Unit Provides dc power to the system.
25 Operation Panel Boards These boards control the operation panel.
4 Contact Image Sensor
and Xenon Lamp
This sensor reads and converts the light
reflected from the document into an analog
video signal. It uses an RMLA (Roof Mirror Lens
Array) sensor unit.
The xenon lamp that illuminates the document is
contained in this unit.
40 Noise Filter Board Filters out electrical noise on the ac power input
lines.
42 Main Motor Control
Board
Controls the main motor speed.
Motors
Index No. Name Function
7 Master Feed Motor Feeds the master to the drum.
18 Cutter Motor Cuts the master.
19 Registration Motor Feeds the paper to align it with the master on
the drum.
1 Scanner Motor Stepper motor drives the book scanner.
30 Master Eject Motor Sends used masters into the master eject box.
31 Air Knife Fan Motor Rotates the fan to provide air to separate the
leading edge of the paper from the drum.
34 Pressure Plate Motor Raises and lowers the pressure plate.
35 Vacuum Fan Motor Provides suction so that paper is held firmly on
the transport belt.
36 Paper Transport Motor Transports the printed paper.
39 Clamper Motor Opens or closes the drum master clamper.
44 Main Motor Drives paper feed mechanisms and the drum.
46 Paper Table Motor Raises and lowers the paper table.
52 Ink Pump Motor Drives the ink pump.
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