Controller; Board Layout - Ricoh G108 Service Manual

OVERVIEW

6.1.4 BOARD LAYOUT

Development solenoid
Transfer clutch
Cleaning unit solenoid
Paper feed clutch
Registration clutch
Fusing clutch
Optics unit fan
Development clutch
Main motor
Development motor
Optional paper
tray unit
Operation panel

Controller

PCB
G108D918.WMF
G108
Input
output
device
PCB
Erase lamp
LCD
Gate
array
Development
unit sensor
Paper over-
flow sensor
Paper exit
sensor
Registration
sensor
Paper end
sensor
Transfer belt
sensor
Paper size
sensor
OHP sensor
Toner end
sensor
ID sensor
OPC belt
sensor
Waste toner
sensor
PSU fan
Fusing fan
BCU
(Base Engine
Control Unit)
LD
unit
Synchronization
detector
CPU
Optics unit
6-4
Fusing unit
Fusing lamp
Thermistor
High
voltage
unit
Interlock
switch
Power
supply
unit
Polygon
mirror
motor
Main
switch
SM