Canon imageCLASS MF6500 Series Basic Manual page 164

Error Code
#0005 – The other fax machine did not
respond within 35 seconds.
– The other party may not be using
a G3 fax machine.
#0009 The paper has run out or the paper
cassette is not set properly.
#0012 You could not send because the
other party's fax machine is out of
paper.
#0018 There is no reply when you redial.
You could not send, because your
fax signal was not returned as the
other party's line was engaged.
#0037 The memory is full.
#0995 Communication reservation is
cleared.
12-13
Description Action
– Send the document again.
Contact the other party and have
them check their fax machine. If
you are making an overseas call,
add a pause to the number.
– Check with the other party and
send the document to a
G3 fax machine. If the other party
does not have a G3 fax machine,
try sending your document using
a transmission mode the other
party's fax machine supports.
Load the paper or reset the paper
cassette properly.
Contact the other party and ask
them to load the paper.
Check that the other party's line is
not engaged and try again from the
beginning.
Print, send, or delete any
documents stored in memory.
If necessary, try again from the
beginning.