Brother FAX-1840CN - Manual (Page 176)

APPENDIX A A - 7
When you are using a TAD, the LCD shows Telephone
(FAX-1835C, MFC-3240C and MFC-3340CN only) or Ext. Tel in
Use (FAX-1840C and FAX-1940CN only).
Connections
The external TAD must be connected as shown above.
1
Set your external TAD to one or two rings. (The machine’s Ring
Delay setting does not apply.)
2
Record the outgoing message on your external TAD.
3
Set the TAD to answer calls.
4
For FAX-1940CN, set the Receive Mode to Manual .
(See Choosing the Receive Mode on page 4-3.)
—OR—
For FAX-1835CN, FAX-1840C, MFC-3240C and MFC-3340CN,
set the Receive Mode to
External TAD .
(See Choosing the Receive Mode on page 4-1.)
Do not connect a TAD elsewhere on the same phone line.
TAD
TAD