Canon C3500 - Manual (Page 280)

10-20 Troubleshooting Chapter 10
Problem Cause Solution
Cannot send a The one-touch or coded Check the one-touch or coded
document (continued) speed dialing number you speed dialing button and be
used may not be registered sure it is registered correctly.
for the feature you want
to use.
The other party’s fax may be Call the other party and ask
out of paper. them to make sure paper is
installed.
There may be other documents Allow time for the current
being sent from memory. document to finish sending.
The telephone line may not Make sure there is a dial tone
be working properly. when you lift the telephone.
If not, contact the local
telephone company.
The receiving fax machine may Make sure the receiving fax
not be a G3 fax machine. machine is compatible with
the MultiPASS (which is a G3
fax machine).
Images on faxes The receiving fax machine may Check the MultiPASS by
received from the not be working properly. making a copy. If the copy is
MultiPASS are clear, the problem may be in
spotted or dirty the receiving fax machine.
The document may not be Remove the document and
properly inserted in the feed it correctly into the
ADF. ADF. See page 1-13.
Cannot send or receive The other party’s fax may Some fax units do not
using Error Correction not support ECM. support ECM transmission.
Mode (ECM) If the other party’s fax does
not support ECM trans-
mission, then the document is
sent in the normal mode
without error checking.
Errors occur frequently The phone line may be in Lower the transmission speed.
while sending or receiving poor condition, or you may See the Advanced: Send Fax
have a poor connection. dialog box (page 8-5) and the
Advanced: Receive Fax dialog
box (page 8-9).
The sending fax machine may The sending fax machine
not be functioning properly. usually determines the fax’s
quality. Call the sender and
have them make sure the top
cover and scanning glass on
their fax machine are clean.