My product is unable to receive faxes after I changed the number of rings to answer, V.34, and DRD settings. What should I do?

• Do the following:
  1. Press the Copy/Fax button to select Fax mode.
  2. Press the Menu button.
  3. Press  or  to select Restore Default Settings, then press OK.
  4. Select Reset Fax Send/Receive Settings.
  5. Press the 1 key to confirm your selection or the 2 key to cancel it.
  6. Press the Menu button to return to the Fax mode screen.