Canon FAX-L400 - Manual (Page 82)

9-3
T
roubleshooting
9
The telephone line may not be working properly.
• Make sure there is a dial tone when you lift the handset of the telephone connected to the machine. If there is
no dial tone, contact your local telephone company.
The receiving fax machine may not be a G3 fax machine.
• Make sure the receiving fax machine is compatible with the machine (which is a G3 fax machine).
The other party’s telephone may be busy or the other party’s fax machine may be turned off.
BUSY/NO SIGNAL
is shown on the ERROR TX REPORT.
• The telephone number you dialled is busy. Try sending the document later.
• The other party’s fax machine is not working. Contact the other party and have them check their fax machine.
The receiving fax machine did not answer within 55 seconds (after all automatic redialling attempts).
• Contact the other party and have them check their fax machine. For an overseas call, add pauses to the
registered number. (
→ p. 7-1)
The In Use/Memory lamp may flash.
• The In Use/Memory lamp may flash, which means the extension phone is busy. Please wait until the extension
phone becomes free.
• There may be other documents being sent from memory. Allow time for those documents to finish sending.
❚ Faxes sent from the machine are spotted or dirty.
The receiving fax machine may not be working properly.
• Check the machine by making a copy (
→ User’s Guide). If the copy is clear, the problem may be in the
receiving fax machine. If the copy is spotted or dirty, clean the platen glass or the read area of the platen glass.
(
→ User’s Guide)
The document may not have been loaded.
• Remove the document, stack it if necessary, and place it on the platen glass or load it into the ADF correctly.
(
→ User’s Guide)
❚ Can not send using Error Correction Mode (ECM).
The other party’s fax machine may not support ECM.
• If the other party’s fax machine does not support ECM, the document is sent in normal mode without error
checking.
ECM may be disabled.
• Make sure ECM is on. (
→ p. 10-6)
❚ Errors occur frequently while sending.
The telephone lines may be in poor condition, or you may have a bad connection.
• Lower the transmission speed. (
→ p. 10-4)