Canon imageRUNNER ADVANCE C5051 Series Service Manual page 147

2
Technology■>■External■Auxiliary■System■>■Various■Controls■>■Power■Supply■Control
2-speed■control
Among■the■fans■installed■in■this■machine,■the■Power■Cooling■Fan■(FM3)■and■the■Delivery■Fan■
1■(FM7)■perform■the■2-speed■control.■Rotation■speed■is■switched■when■the■Voltage■switching■
PCB■of■Fan■switches■the■voltage.
Operation■Sequence
Fan name Pre Initial Stand
rotation rotation by
Process Cartridge Fan
(front)
Process Cartridge Fan
(rear)
Fixing Exhaust Fan 1
Fixing Exhaust Fan 2
Fixing Cooling Fan (front)
Fixing Cooling Fan (rear)
Secondary Transfer
Exhaust Fan
Delivery Fan 1
Delivery Fan 2
Power Cooling fan
Controller Fan 1
Controller Fan 2
Controller Fan 3
HDD Cooling Fan
2 Technology■>■External■Auxiliary■System■>■Various■Controls■>■Power■Supply■Control
Copy/pint Post Jam Reader Low Sleep
rotation error power
1- 2-
sided sided
Controller Control
Controller Control
Controller Control
Controller Control
: Full speed : Half speed
F-2-150
■ Power■Supply■Control ■
● Power■supply■inside■the■printer ■
All-night 3VR
Main switch
power PCB
Fixing heater
3VR
TP AC
interlock
switch
12V
power
supply
PCB
24V
Right
power
switch
supply
AC driver PCB
PCB 2
24V
power
Leakage breaker
supply
PCB 1
24V2
Option
3VR
Main
controller
PCB 1
3VR
12VA2
Main
12VA1
controller
12VB1 PCB 2
12VB1
DC controller PCB
24VA
5VB
Front Right
switch switch 24VA
24VA
Relay PCB
12VC 12VB1
5VA
3VA
HVT 1 PCB
24VC
HVT 2 PCB
HVT 3 PCB
24VB1 Drum driver
PCB
24VB2
Cassette feed
driver PCB
24VB3 Pickup feed
driver PCB
12VB2 24V1 12VA3
Reader
Control
Controller
panel
PCB
2-111
Laser
driver
PCB
F-2-151
2-111