![Canon DADF-B1 Скачать руководство пользователя страница 14](http://html.mh-extra.com/html/canon/dadf-b1/dadf-b1_service-manual_59596014.webp)
COPYRIGHT © 1999 CANON INC.
CANON DADF-B1 REV.0 APR. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
2-1
CHAPTER 2 BASIC OPERATION
Figure 2-101
I. BASIC CONSTRUCTION
A. Outline of Electrical Circuitry
The major electrical mechanisms of the ADF are controlled by a microprocessor (CPU) on the
ADF controller PCB.
The microprocessor is designed to read signals from sensors and its host copier to generate
signals used to drive loads (motors, brakes).
CPU
(Q1)
ROM
(Q2)
IPC
24V
5V
5 VDC
power supply
(Q3)
EEPROM
(Q4)
Power supply
circuit
ADF controller PCB
Copier
Sensor
Motor
Brake
Indicator
LED PCB
Variable
resistor