Ricoh VT3500, Service Manual

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7. ELECTRICAL COMPONENT DESCRIPTIONS
Index No. Name Function
Motors
4 Original Transport
Motor Transports the original to the scanner
section.
11 Paper Return Motor Returns paper to the paper table when
the paper table is lowered.
28 Vacuum Fan Motor Provides suction so paper is held firmly
on the transport belt.
42 ADF Drive Motor Feeds the original to the scanner
section.
50 Main Motor Drives paper feed, drum, printing and
paper delivery unit components.
52 Paper Table Drive
Motor Raises and lowers the paper table.
61 Image Positioning
Motor Changes the timing between the paper
feed roller and the drum to adjust the
vertical image position.
65 Pressure Plate Motor Raises and lowers the pressure plate.
71 Air Knife Motors Rotates the fan to separate the paper
leading edge from the drum.
73 Master Eject Motor Sends used master into the master
eject box.
76 Cutter Motor Cuts the master.
81 Master Feed Motor Feeds the master to the drum.
Solenoids
5 Original Pressure
Solenoid Presses the original pressure plate
down on the originals.
21 Separation Plate
Release Solenoid Releases the separation plate when the
paper table is lowered.
44 Ink Supply Solenoid Releases the spring clutch to turn on
activate the ink supply pump.
45 Drum Lock Solenoid Prevents the drum unit from being
removed during the printing run.
49 Printing Pressure
Solenoid Engages the pressure ON/OFF lever
when a paper misfeed occurs.
54 Paper Feed Solenoid Releases the sector gears to feed the
paper.
1 December 1993
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