Sending with a Subaddress

If the destination fax machine is compatible with ITU-T (International Telecommunications Union-Telecommunications Sector) standard subaddresses and passwords, you can send or receive documents with increased security by attaching a subaddress and a password to all of your fax transactions.
For information on the optional products required to use this function, see "Optional Products Required for Each Function."
1.
Press [Fax].
2.
Enter the fax number → press [Subaddress].
If you have added additional lines, press [Set Details].
For instructions on performing this operation from the Fax screen, see "Fax Basic Features Screen" in "Overview of This Function."
IMPORTANT
You cannot insert a pause at the beginning of a number.
NOTE
If you enter a pause at the end of the number, the pause is always 10 seconds long.
3.
Press [Subaddress] or [Password].
4.
Enter the subaddress and password using - (numeric keys), , and .
5.
Press [OK].