Canon imageCLASS D1650 All-in-One Monochrome Laser Printer - Manual (Page 607)

Faxing/Telephone Problems
3JX3-0A8
See Common Problems(P. 591) also.
Sending Problems(P. 599)
Receiving Problems(P. 600)
Sending Problems
A fax cannot be sent.
● Is an external phone line busy? Wait until the line becomes free.
● Has an error occurred? Print and check a Communication Management Report.
Communication Management Report(P. 582)
● Is a telephone line set correctly?
Connecting the Telephone Line(P. 84)
● When sending the fax overseas, insert pauses in the fax number.
Basic Operations for Sending Faxes(P. 215)
A fax cannot be sent with a destination in the history specified.
● Did you turn OFF the machine? If so, the stored history was deleted.
● Did you set to ? If so, the history before you set was deleted.
● Did you set to ? If so, the destinations in the history cannot be specified.
A fax cannot be sent on an optical fiber line.
● The machine is compliant with use on analog lines. When using an optical fiber line or IP phone line, the
machine may not work correctly depending on the connection environment or connected devices. In such a
case, contact the provider of the optical fiber line or IP phone.
The results of a sent fax are not satisfactory.
● Clean the platen glass or feeder. If cleaning does not improve the results, the recipient's fax machine may be
a cause.
Cleaning the Platen Glass(P. 561)
Cleaning the Feeder(P. 562)
Troubleshooting
599