Brother MFC-250C - Manual (Page 115)

Troubleshooting and Routine Maintenance
101
B
Dial Tone
B
Setting the dial tone to Detection will shorten
the dial detect pause.
a
Press Menu, 0, 5.
b
Press a or b to choose Detection or
No Detection.
Press OK.
c
Press Stop/Exit.
Telephone line interference
B
If you are having problems sending or
receiving a fax due to possible interference
on the telephone line, we recommend that
you adjust the Equalization for compatibility
to reduce the modem speed for fax
operations.
a
Press Menu, 2, 0, 2.
b
Press a or b to choose Normal (or
Basic(for VoIP)).
„ Basic(for VoIP) reduces the
modem speed to 9600 bps. Unless
interference is a recurring problem
on your telephone line, you may
prefer to use it only when needed.
„ Normal sets the modem speed at
14400 bps. (Default)
Press OK.
c
Press Stop/Exit.
Note
When you change the compatibility to
Basic(for VoIP), the ECM feature is
only available for color fax sending.