Canon MX310 Telephone Problems, „ Cannot Dial, „Cannot Send a Fax Clearly, „Telephone Disconnects During a Call, „Repeated Errors Occur When You Send a Fax

„Cannot Send a Fax Clearly

Cause	Action
The document is not loaded correctly,	z Remove the document, then reload it on the Platen Glass or the ADF. See
or the Platen Glass, the inner side of	“Loading Original Documents” on page 8.
the Document Cover, or the ADF is	z Clean the Platen Glass, the inner side of the Document Cover, or the ADF
dirty.
	and reload the document. See “Cleaning Your Machine” on page 73.
The image quality setting or the scan	On the LCD, set an image quality suitable and a scan contrast suitable for the
contrast setting is not suitable for the	document. See “Adjusting the Scan Contrast or the Image Quality (Fax
document.	Resolution)” on page 42.
The original document is loaded with	When loading the document on the Platen Glass, the side to be scanned should
the wrong side facing upwards.	be face down.
	When loading in the ADF, the side to be scanned should be face up.
You are scanning thick (max. 0.39	Press on the Document Cover with your hand when scanning.
inches / 10 mm) or curled documents.

„Repeated Errors Occur When You Send a Fax

Cause	Action
The telephone line condition or the	Reduce the transmission start speed. Refer to “TX START SPEED” in “FAX
connection is poor.	SETTINGS” of the User’s Guide on-screen manual.
	If there is a poor line or connection, reducing the transmission start speed may
	correct the error.

Telephone Problems

„ Cannot Dial

Cause	Action
The telephone line is not correctly	Check that the telephone line is connected correctly. Refer to your setup sheet.
connected.
The telephone line type is not set	Check the telephone line type setting and change it as necessary. See “Setting
correctly.	the Telephone Line Type” on page 32.

„Telephone Disconnects During a Call

Cause	Action
The power cord, the telephone line, or	Check that the power cord, the telephone line, and the telephone (or another
the telephone (or another external	external device such as an answering machine or a computer modem) are
device such as an answering machine	connected securely.
or a computer modem) is not
connected securely.

100Troubleshooting