Brother MFC-5100C - Custom Features on Your Phone Line

2 - 18 ASSEMBLY AND CONNECTIONS
BHL-FB-MFC-5100C-FM5.5
Custom Features on Your Phone Line
If you have Voice Mail, Call Waiting, Caller ID, Caller Waiting/Caller ID,
RingMaster, an answering service, an alarm system or other custom feature on
one phone line it may create a problem with the operation of your MFC. (See
Custom Features on a Single Line, page 19-8.)