Top Page > Connecting the Machine/ System Settings > Registering Addresses and Users > Fax Destination > Changing a Registered IP-Fax Destination > To program the SUB Code for IP-Fax destination
Press [Adv. Features], and then press [SUB Code].
Press [Change] under "TX SUB Code".
Enter a SUB Code, and then press [OK].
To enter a password, press [Change] under "Password (SID)".
Enter a password using the number keys, and then press [OK].
Press [OK].