Main Pcbs And Their Functions; Board Structure - Ricoh IS450S Service Manual

22 December 1998

2.8 MAIN PCBs AND THEIR FUNCTIONS

2.8.1 BOARD STRUCTURE

Endorser Unit
CIS Unit
R C U
S C U
Optional IPU
For the main function of each PCB, refer to the Electrical Component Layout
section.
MAIN PCBS AND THEIR FUNCTIONS
Clutches
Sensors
A D U
Motors
S B U
Operation
Panel
Scanner
I O B
Motor
H.P Sensor
L a m p
Stabilizer
Cooling
P S U
Fan
2-27
A D F
Main
F r a m e
Exposure
L a m p
G411D509.WMF