Board Structure - Ricoh B230 Service Manual

7. Paper feed clutch
8. Paper feed motor:
9. Drum/Development
drive motor-K:
10. Registration motor:
11. Paper transfer
contact motor
12. ITB drive motor:
13. Fusing/paper exit
motor:

6.1.4 BOARD STRUCTURE

Overview
In the diagram, 'MLB' is the File Format Converter
Descriptions
BICU (Base Engine Control Unit):
The BICU controls all the mechanical components. The BICU has six CPUs. The CPUs
B230/B237
Switches the drive power between the tray 1 and tray 2.
Drives the paper feed mechanisms (tray 1/tray 2/by-pass tray).
Drives the black drum and development unit.
Drives the registration roller.
Moves the paper transfer roller in contact with the image
transfer belt.
Drives the image transfer belt unit.
Drives the fusing unit and paper exit section.
6-4 SM