Canon MultiPASSTM C50 manual Problem Possible cause Solution

Problem	Possible cause	Solution
Images on faxes	The receiving fax machine may	Check the MultiPASS C50 by
received from the	not be working properly.	making a copy. If the copy is clear,
MultiPASS C50 are		the problem may be in the receiving
spotted or dirty		fax machine.
	The document may not be	Remove the document and feed it
	properly inserted in the	correctly into the Automatic
	Automatic Document Feeder	Document Feeder (ADF). See page
	(ADF).	6-6.
The MultiPASS C50	The receiving fax machine may	If the receiving fax does not support
cannot send a fax using	not support ECM.	ECM, then the MultiPASS C50
ECM (ECM TX does		sends the fax in normal mode
not appear in the LCD		without error checking.
display when sending)

ECM receiving on the receiving fax machine may not be turned on.

If the receiving fax does support ECM reception, call the other party and have them check if ECM reception is turned on.

Errors occur frequently	The phone line may be in poor
while sending faxes	condition, or you may have a
	poor connection.

Lower the speed at which the unit starts sending faxes in the Speed option in the Send Fax tab. See the MultiPASS Desktop Manager User's Guide.

Chapter 8 Troubleshooting 8-13