External Auxiliary System; Overview - Canon imageRUNNER ADVANCE 4551i Service Manual

External Auxiliary System

Overview

■ Power Supply Configuration
Power Supply Configuration inside the Host Machine
AC Driver PCB
Fixing
UN30
Heater 1 H1
Heater
Fixing
Control
Heater 2 H2
Area
Environment
Switch
SW4
Cassette
Heater H4
Option
Cassette
Heater H6
Option
Deck
Heater H7
Reader
Heater H5
Drum
Heater H3
24V
12V
5V
3.3V
5U
Option
12/24V
Power
Supply
PCB
UN5
Heater PCB
UN3
Front Door
Switch
SW2
Interlock
DC/DC
DC Controller PCB
Relay
All-night
Power
Supply
PCB
UN1
Laser Driver PCB
2 Beams:UN60
4 Beams:UN23
HVT PCB
UN6
REG
UN2
129
2. Technology
Main
Switch
SW1
Riser PCB
UN14
Reader Controller
PCB
UN4
2nd Cassette Controller
PCB
(Cassette Feeding Unit)
2nd Cassette Controller
PCB
(High Capacity Cassette
Feeding Unit)
Deck Driver PCB
(Paper Deck Unit)
Booklet/Staple
finisher
Inner finisher
Inner