Canon imageRUNNER 2420 Trouble Error Codes List page 27

9004 There is an error in the communication
(PAI) with an external controller.
There is a PDL software error
E730-
There is a fault in the connector of the
9005
vide cable to the external controller
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connection of the open I/F board and the
cable. 3. Replace the board for the external
controller open I/F. 4. Replace the main
board.
1. Turn on the power once main. 2. Check the
connection of the open I/F board and the
cable. 3. Replace the board for the external
controller open I/F. 4. Replace the main
board.