Mechanism Overview
C274 1-4 SM
Boards
No. Component Function
13 Operation Panel Board This board controls the operation panel.
34
Main Processing Unit
(MPU)
Controls all machine functions, both directly and
through other boards.
37 Power Supply Unit (PSU) Provides dc power to the machine.
Motors
No. Component Function
2 Scanner Motor Drives the scanner.
4 Ink Pump Motor Drives the ink pump.
5 Master Feed Motor Feeds the master to the drum.
11 Cutter Motor Cuts the master.
22 Master Eject Motor used masters into the master eject box.
23 Air Knife Fan Motor
Rotates the fan to provide air to separate the leading
edge of the paper from the drum.
26 Vacuum Fan Motor
Provides suction so that paper is held firmly on the
transport belt.
27 Pressure Plate Motor Drives the pressure plate.
29 Clamper Motor Opens or closes the master clamper on the drum.
31 Main Motor
Rotates the drum, paper feed roller and transport
belts.
33 Registration Motor
Feeds the paper to align it with the master on the
drum.
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