Canon imageRUNNER 5065 series, Service Manual

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Chapter 10
10-4
F-10-4
10.4 Power Supply System
10.4.1 Power Supply
10.4.1.1 Overview
0015-4633
iR5065 / iR 5055 / iR5075 / / /
The supply of DC power of the machine is controlled by the DC power supply PCB. The following shows the various PCBs and components associated with the
supply of DC power:
T-10-9
10.4.1.2 Distribution of Power and the Switches
0015-4634
iR5065 / iR 5055 / iR5075 / / /
The various loads of the machine are supplied with power by means of the following switches:
1. 100V Model
T-10-10
T-10-11
Name Description
ACC power supply PCB -generates DC power from AC power
-protects against overcurrent
-power supply to reader and charger unit
DC power supply PCB -generates DC power from AC power
-protects against overcurrent
Rush current prevention PCB -limits rush current for the fixing feed unit, duplex unit, and high-voltage PCB
Main power switch (SW1) -serves as the power switch for loads other than the drum heater (H3), cassette heater (H4), and deck heater
(H5)
Environment switch (SW3) -turns on/off the drum heater (H3), cassette heater (H4), and deck heater (H5)
Cassette heater switch (SW4) - turns on/off the cassette heater (H4) and the deck heater
Main power swish OFF Sleep Warm-up (other than
initial)
Standby/ power save Copying/ printing
Env.switch OFF
Main switch OFF ON
Cassette switch OFF ON OFF ON OFF ON OFF ON OFF ON
Latch relay RL OFF OFF OFF OFF OFF OFF ON ON ON ON
Drum heater OFF OFF OFF OFF OFF OFF ON/
OFF
ON/
OFF
ON/
OFF
ON/
OFF
Cassette heater ON ON ON ON OFF OFF ON ON ON ON
Reader unit heater OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF
Main power switch OFF Sleep Warm-up (other than
initial)
Standby/ power save Copying/ printing
Env. switch ON
Main switch OFF ON
Cassette switch OFF ON OFF ON OFF ON OFF ON OFF ON
Latch relay RL ON ON OFF OFF ON ON ON ON ON ON
Drum heater ON ON ON/
OFF
ON/
OFF
OFF OFF ON/ OFF ON/ OFF ON/ OFF ON/ OFF
Cassette heater ON ON ON ON OFF OFF ON ON ON ON
Main power switch
ON
Main power switch
OFF
In reader operation
Accessories power supply
fan
(FM10)
HVT fan (FM11)
WMUP
Printer unit status
WMUPR Standby Printing Power save Door open Jam After printing
: full speed : half speed
Sleep 1 Sleep 3
Feed fan (FM1)
DC power supply fan (FM6)
Circulation duct fan (FM9)
Heat discharge fan (FM3)
Primary charging cooling fan
(FM2)
Curl-removing fan (FM5)
Controller cooling fan
(FM4)
Fixing power supply cooling
fan (FM7)
Duplex feeding fan (FM8)