Brother MFC-J2330DW User Manual

Home > Troubleshooting > If You Are Having Difficulty with Your Machine > Telephone and Fax
problems > Telephone Line Interference/VoIP
Telephone Line Interference/VoIP
If you are having problems sending or receiving a fax due to possible interference on the telephone line or if you
are using a VoIP system, we recommend changing the modem speed to minimise errors in fax operations.
>> MFC-J2330DW/MFC-J5330DW/MFC-J5335DW
>> MFC-J2730DW/MFC-J5730DW/MFC-J5930DW
MFC-J2330DW/MFC-J5330DW/MFC-J5335DW
1. Press [Settings] > [All Settings] > [Initial Setup] > [Compatibility].
2. Press the option you want.
• [Basic(for VoIP)] reduces the modem speed to 9,600 bps and turns off colour fax receiving and
ECM, except for colour fax-sending. Unless interference is a recurring problem on your telephone line,
you may prefer to use it only when needed.
To improve compatibility with most VoIP services, Brother recommends changing the compatibility setting
to [Basic(for VoIP)].
• [Normal] sets the modem speed at 14,400 bps.
3. Press
.
• VoIP (Voice over IP) is a type of phone system that uses an Internet connection, rather than a traditional
phone line.
MFC-J2730DW/MFC-J5730DW/MFC-J5930DW
1. Press
[Settings] > [All Settings] > [Initial Setup] > [Compatibility].
2. Press the option you want.
• [Basic(for VoIP)] reduces the modem speed to 9,600 bps and turns off colour fax receiving and
ECM, except for colour fax-sending. Unless interference is a recurring problem on your telephone line,
you may prefer to use it only when needed.
To improve compatibility with most VoIP services, Brother recommends changing the compatibility setting
to [Basic(for VoIP)].
• [Normal] sets the modem speed at 14,400 bps.
• [High] sets the modem speed at 33,600 bps.
3. Press .
• VoIP (Voice over IP) is a type of phone system that uses an Internet connection, rather than a traditional
phone line.
Related Information
• Telephone and Fax problems
• Voice Over Internet Protocol (VoIP/Telephone Line Interference)
• Error and Maintenance Messages
656

Brother MFC-J2330DW Specifications

General

Print Technology	Inkjet
Functions	Print, Copy, Scan, Fax
Connectivity	USB, Ethernet, Wi-Fi, Wi-Fi Direct
Scan Resolution	1200 x 2400 dpi
Fax Speed	33.6 kbps
Max Print Resolution	4800 x 1200 dpi
Print Speed (Black)	22 ppm
Print Speed (Color)	20 ppm
Duplex Printing	Automatic
Display	2.7" Touchscreen
ADF Capacity	50 sheets
Supported Paper Sizes	A3, A4
Operating System Support	Windows, macOS, Linux
Scanner Type	Flatbed, ADF
Mobile Printing	Brother iPrint&Scan, AirPrint, Google Cloud Print
Ink Cartridges	Black, Cyan, Magenta, Yellow
Paper Input Capacity	250 sheets