Fax TX Line Auto Select Adjustment
You can set to automatically select the fax line instead of using the line registered to the recipient, when sending a fax to a destination obtained from a remote address book.
For information on the optional products required to use this function, see "Optional Products Required for Each Function."
1.
Press 
.
.2.
Press [Set Destination] → [Acquire Remote Address Book] → [Fax TX Line Auto Select Adjustment].
3.
Select [On] → press [OK].
Select [Off] if you do not want to automatically select adjustment for Fax TX Line.