2-Speed Control; Sequence Of Operations; Power Supply; Route Of Power Supply Inside The Printer - Canon Color iR C3480 Service Manual

10.3.2 2-Speed Control

Color iR C3380G / Color iR C2880G / Color iR C3380i / Color iR C3380 / Color iR C2880i / Color iR C2880 / iR C3480 / iR C3480i / iR C3080 / iR C3080i / iR
C2550
Among the fans mounted to the machine, the delivery adhesive fan and the power supply fan 2 execute 2-speed control. Switching of the rotation speed is executed
by switching the voltage by the voltage switching PCB of the fan.
DC controller PCB

10.3.3 Sequence of Operations

Color iR C3380G / Color iR C2880G / Color iR C3380i / Color iR C3380 / Color iR C2880i / Color iR C2880 / iR C3480 / iR C3480i / iR C3080 / iR C3080i / iR
C2550
Fixing exhaust fan
(front)
Fixing exhaust fan
(rear)
Process cartridge
(front)
Power supply fan
Controller fan
Edge cooling fan
(front) (*1)
Edge cooling fan
(rear) (*1)
Process cartridge
(rear)
Delivery contact fan
Secondary transfer heat
exhaust fan
Power supply fan 2
*1: Depending on the environment (paper size and temperature), switch ON/OFF.
*2: Depending on the environment (paper size), switch full speed/half speed.
*3: Depending on the environment (paper size and simplexing or duplexing mode), switch ON/OFF.

10.4 Power Supply

10.4.1 Power Supply

10.4.1.1 Route of Power Supply Inside the Printer

Color iR C3380G / Color iR C2880G / Color iR C3380i / Color iR C3380 / Color iR C2880i / Color iR C2880 / iR C3480 / iR C3480i / iR C3080 / iR C3080i / iR
C2550
The machine's DC power is supplied by the printer power supply PCB.
Name
Printer power supply PCB
Accessories power supply PCB
Main switch
Drive signal
Half-speed
CPU
signal
Initial multiple
Warm-up
Standby
rotation
One-sided
Description
Generate DC power (24V and 13V systems)
Supply DC power to the controller power supply PCB
Generate DC power (24V system)
Supply DC power to the buffer path, the finisher, the side finisher, the
cassette pedestal, and the side paper deck
Switch ON/OFF the AC power to the AC driver PCB
DC driver PCB
24V 13V
24V/ 3V/ 0V
Voltage
switching circuit
F-10-4
Print
Last
Jam error
rotation
Two-sided
l speed Half speed
F-10-5
T-10-4
Fan
Reader
Low-power Sleep
operation
Switching the normal speed/half speed
Remarks
Chapter 10
0013-8660
0013-8661
0013-8663
10-5