- SMTP server details (server name and confirm that SMTP Server authentication is OFF)
- Admin email address (this is used to populate the "From" field when the email is received)
- Ensure "Auto specify senders name" is set to ON.
https://ricoh-kb-en.custhelp.com/app/answers/detail/a_id/126833
https://ricoh-kb-en.custhelp.com/app/answers/detail/a_id/137275