Xerox WorkCentre 7970-3795 - Manual (Page 274)

Troubleshooting
Fax Problems
This section includes:
•
Problems Sending Faxes .............................................................................................................................................. 274
• Problems Receiving Faxes ........................................................................................................................................... 275
Note: If you cannot send and receive faxes, ensure that you are connected to an approved analog
telephone line. The fax cannot send or receive when connected directly to a digital telephone line
without the use of an analog filter. It can also require you to set the fax starting rate to Forced (4800
bps). For details, see Selecting the Starting Rate on page 157.
Problems Sending Faxes
Symptoms Probable Causes Solutions
The document is not feeding
properly through the document
feeder.
The document is too thick, too thin, or
too small.
Use the document glass.
The document is scanned at an
angle.
The document feeder width guides are
not adjusted to fit the width of the
document.
Adjust the document feeder width
guides so that they fit against the
document.
The fax received by the recipient
is blurry.
The document is positioned incorrectly. Position the document correctly.
The document glass is dirty.
Clean the document glass.
The text in the document is too light. Adjust the resolution. Adjust the
contrast.
There is a problem with the telephone
connection.
Verify that the telephone line is working,
then send the fax again.
There is a problem with one of the fax
machines.
Make a copy to verify that the printer
can make clean copies and prints. If the
copy prints correctly, have the recipient
verify that their fax machine is
operating correctly.
The fax received by the recipient
is blank.
The document was loaded incorrectly. • If using the document feeder, place
the original document face up.
• If using the document glass, place
the original document face down.
Fax was not transmitted. The fax number is wrong. Verify the fax number.
The telephone line is connected
incorrectly.
Verify the telephone line connection. If
the telephone line is disconnected,
connect it.
There is a problem with the fax
machine of the recipient.
Contact the recipient.
274 Xerox ® WorkCentre ® 7970 Multifunction Printer
User Guide