Lexmark X340 User Manual page 90

Problem
Can receive but not send faxes Make sure the document is loaded correctly into the ADF or on the scanner
MFP receives a blank fax
Received fax has poor quality
Solution
glass. For more information, see Faxing on page 42.
Check the Prefix setting.
1 From the control panel, press Fax.
2 Press Menu.
3 Press or repeatedly until FAX DEFAULTS appears.
4 Press .
5 Press or repeatedly until Prefix appears.
6 Press .
7 Enter the numbers you would like to have dialed before each telephone
number.
8 Press .
9 Press Stop to return to the Ready prompt.
If you used a Speed Dial button:
• Check to make sure it has been programmed for the number that you
wish to dial. For more information, see Setting up shortcuts on
page 47.
• As an alternative, dial the telephone number manually.
Ask the sender to verify the original document was loaded correctly.
Check the toner cartridge, and replace it if necessary.
Ask that the sender:
• Check that the quality of the original document is satisfactory.
• Resend the fax. There may have been a problem with the quality of the
telephone line connection.
• Increase the fax scan resolution.
Fax troubleshooting
90