Canon imageRUNNER 2420 Trouble Error Codes List page 5

sensor did not turn on when 1000 ms have
lapsed since the shutter unit had performed
open operation, resulting in incomplete open
operation.
- Shutter drive motor or finisher controller
PCB failure
- Shutter open detection sensor failure -
E584- Shutter clutch failure The shutter open
0002 sensor did not turn off when 1000 ms have
lapsed since the shutter unit had performed
close operation, resulting in incomplete
close operation.
Erroneous communication with optional
cassette
E716- Disconnection of the optional cassette was
0000 detected after power-on, detection of normal
connection to the optional cassette, and start
of communication.
Erroneous communication with card reader
(serial communication)
- Disconnection from the card reader has
been detected since communication started
E719-
after confirmation of normal connection to
0000
the card reader (after power-on) - A serial
communication error has occurred. (The
serial communication error cannot be
recovered.)
Erroneous communication with coin vendor
(serial communication)
- Disconnection from the coin vendor has
been detected since communication started
E719-
after confirmation of normal connection to
0002
the coin vendor (after power-on). - A serial
communication error has occurred. (The
serial communication error cannot be
recovered.)
Erroneous communication between
E733- controller and printer
Cannot communicate with the printer at
0000
startup.
E736- CCU communication error
0000 The installed modem PCB is incompatible.
5
open sensor. - Replace the shutter clutch.
- Replace the shutter drive motor. -
Replace the finisher controller PCB.
- Check the connector of the shutter open
sensor. - Check the connector of the
shutter clutch. - Check the connector of
the shutter motor. - Replace the shutter
open sensor. - Replace the shutter clutch.
- Replace the shutter drive motor. -
Replace the finisher controller PCB.
- Check the connectors of the optional
cassette PCB and DC controller PCB. -
Replace the optional cassette PCB for
normal connection. - Replace the DC
controller PCB.
- Check the connectors of the card reader
and image processor PCB. - Replace the
card reader for normal connection. -
Replace the image processor PCB.
- Check the connection between the
image processor PCB and serial PCB. -
Check the connectors of the serial PCB
and coin vendor for normal connection. -
Replace the serial PCB. - Check the coin
vendor. - Replace the image processor
PCB.
- Check the connectors of the DC
controller PCB and image processor PCB
for normal connection. - Check the power
supply of the printer (Check whether
initialization is performed at startup). -
Replace the DC controller PCB or image
processor PCB.
- Check the connectors of the image
processor PCB and modem. - Replace the
modem PCB. - Replace the image
processor PCB.