Boards; Motors - Ricoh JP3000 Service Manual

31 October 2001

Boards

No. Component
Main Processing Unit (MPU)
51
4 Lamp Stabilizer
29 Power Supply Unit (PSU)
28 Operation Panel Boards
5 CCD and SBU
43 Main Motor Board
22 Ink Detection Board
Paper Width Detection Board
15

Motors

No. Component
12 Master Feed Motor
7 Cutter Motor
Registration Motor
48
50 Paper Feed Motor
8 Scanner Motor
33 Master Eject Motor
Air Knife Fan Motor 1
35
36 Air Knife Fan Motor 2
41 Pressure Plate Motor
Vacuum Fan Motor
39
40 Paper Delivery Motor
42 Clamper Motor
47 Main Motor
20 Table Motor
23 Ink Pump Motor
Function
Controls all machine functions, both directly and
through other boards.
This supplies power to the exposure lamp.
Provides dc power to the machine.
These boards control the operation panel.
Outputs a video signal to the MPU.
Controls the main motor speed.
Checks if there is ink in the drum.
Sends data about the paper width on the paper
table to the MPU.
Function
Feeds the master to the drum.
Cuts the master.
Feeds the paper to align it with the master on the
drum.
Feeds the paper from the paper table.
Drives the scanner.
Sends used masters into the master eject box.
Rotates the fan to provide air to separate the
leading edge of the paper from the drum.
Raises and lowers the pressure plate.
Provides suction so that paper is held firmly on the
transport belt.
Feeds out the printed paper.
Opens or closes the master clamper on the drum.
Rotates the drum.
Raises and lowers the paper table.
Drives the ink pump.
6-3
MECHANISM OVERVIEW