Sevice Call Table; Service Call Errors - Canon iPF720 Service Manual

Chapter 8

8.4 Sevice Call Table

8.4.1 Service Call Errors

*Codes correspond to the numbers shown on the DISPLAY in the service mode.
E141-4046
E146-4001
E161-403E
E194-404A
E196-4034
E196-4040
E196-4041
E196-4042
E196-4045
E196-404C
E196-404D
E196-404E
E198-401C
E198-401D
E198-401E
E199-404B
E602-401A
E602-401B
8-8
Code Description
Number of recovery rotations reaching
50,000 or more
Borderless/flow idle ejection/mist recovery
count error
Abnormal temperature rise in printhead
Non-discharging nozzle count error
Multi sensor unit version error
Checksum error
Flash memory erase error
Flash memory write error
EEPROM write error
Serial number mismatch between boards
Machine ID mismatch between boards
EEPROM read error
RTC error
RTC low battery error
RTC clock stop
Temperature/humidity sensor board
connector out of position
HDD failure
HDD connection error
T-8-4
Action
Replace the purge kit, and then clear the parts counter in
the service mode.
Replace the waste ink tank unit or mist fan or waste ink
absorber or multi sensor reference, and then clear the
parts counter in the service mode.
Replace the printhead.
Replace the head management sensor unit, and then clear
the parts counter in the service mode.
Replace the multi sensor unit.
Replace the main controller PCB.
Replace the main controller PCB.
Replace the main controller PCB.
Replace the main controller PCB.
Execute PCB replacement mode or replace the main
controller PCB.
Replace the main controller PCB.
Replace the main controller PCB.
Replace the lithium battery or replace the main controller
PCB.
Replace the lithium battery or replace the main controller
PCB.
Replace the lithium battery or replace the main controller
PCB.
Check the temperature/humidity sensor board connector
or replace the board.
Replace the HDD unit.
Check the HDD connector/Replace the HDD unit.
0013-7771