Canon imagePRESS C1+ Reference Manual page 571

# 851
Cause 1 There is insufficient memory remaining in the system.
Remedy Check the system's available memory, and delete any unnecessary documents stored in
inboxes.
Cause 2 The machine's memory is full.
Remedy Erase unnecessary documents and documents with errors from memory to increase the
amount of available memory. (See Chapter 2, "Introduction to the Mail Box Functions," in the
Copying and Mail Box Guide, and Chapter 6, "Receiving Documents," in the Sending Guide.)
Cause 3 The document cannot be stored because there are more than 2,000 documents in the
specified inbox.
Remedy If there are a large number of documents, delete the unnecessary ones from the specified
inbox.
# 852
Cause An error occurred because the main power switch was turned to the " " side while a job was
being processed.
Remedy Check to see if the main power switch is turned to the "I" side. Try processing the job again, if
necessary. (See "Main Power and Control Panel Power," on p. 1-18.)
List of Error Messages
8
8-77