Lexmark 7500 Series - Manual (Page 190)

4 Press or repeatedly until the Fax Setup submenu is highlighted.
5 Press .
6 Press or repeatedly until the Dialing and Sending submenu is highlighted.
7 Press .
8 Press or repeatedly until you reach Dial Method.
9 Press or repeatedly until Behind PBX (Dial Tone Detect Off) appears.
10 Press to save.
Printer receives a blank fax
These are possible causes and solutions. Try one or more of the following:
Check original document
Ask the sender to verify the original document was loaded correctly.
Check ink
Check the ink levels, and install a new print cartridge if necessary.
Check cartridges
1 Remove the print cartridges.
2 Make sure the sticker and tape have been removed.
3 Reinsert the print cartridges.
Received fax has poor print quality
These are possible solutions. Try one or more of the following:
Review checklist for 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.
Check ink
Check the ink levels and install a new print cartridge if necessary.
Decrease the transmission speed
1 From the control panel, press or repeatedly until Fax is highlighted.
2 Press .
3 Press or repeatedly until the Fax Setup submenu is highlighted.
Troubleshooting
190