Brother FAX-1840CN - Manual (Page 98)

REMOTE FAX OPTIONS 6 - 7
98 Change the Receive Mode
(Except for FAX-1940CN)
1 External TAD If you hear one long beep, your change has
been accepted.
2 Fax/Tel
3 Fax Only
98 Change the Receive Mode
(FAX-1940CN only) If you hear one long beep, your change has
been accepted.
1 TAD
2 Fax/Tel
3 Fax Only
90 Exit Press 90 to exit Remote Retrieval. Wait for
the long beep, then replace the handset.
Remote commands Operation details