Canon iR4570 Series Service Manual page 761

Code Error name/description
E604 image memory error/shortage
E609 hard disk error
E610 herd disk coding key fault
E674 fax board communication error
E710 IPC initialization error
E711 IPC communication error
E713 communication error for finisher
E716 communication error for pedestal
E717 communication error for NE controller
E719 coin vendor error
E730 PDL software error
E732 scanner communication error
E733 printer communication error
E740 Ether board error
E743 DDI communication error
E744 language file/boot ROM error
E745 TokenRing board error
E746 accessories board wrong model error
E748 controller board and SDRAM size mismatch
E805 fan error