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