Canon imageRUNNER 6570 Reference Manual page 550

# 849
Cause
Remedy
# 850
Cause
Remedy
# 851
Cause 1
Remedy
Cause 2
Remedy
9
# 852
Cause
Remedy
9-78
List of Error Messages
Device information could not be delivered because the client machine is
processing a job.
Try delivering device information again after the client machine finishes
processing the job.
Device information could not be delivered because a screen relating to the
delivered device information is being displayed.
Try delivering the device information again after the screen is cleared from the
client machine.
There is insufficient memory remaining in the system.
Check the system's available memory, and delete any unnecessary documents
stored in inboxes.
The scanned document cannot be stored because there are more than 2,000
documents in the specified inbox.
If there are a large number of documents, delete the unnecessary ones from
the specified inbox.
An error occurred because the main power switch was turned OFF while a job
was being processed.
Check to see if the main power switch is turned ON. Try processing the job
again, if necessary.