Telephone line interference

If you are having problems sending or receiving a fax due to possible interference on the telephone line, you can change the compatibility setting, which reduces the modem speed to minimise errors.
1
Press MENU.
2
Press Bsymbol.utri or Bsymbol.dtri to display Initial Setup.
3
Press Initial Setup.
4
Press Bsymbol.utri or Bsymbol.dtri to display Compatibility.
5
Press Compatibility.
6
Press High, Normal or Basic(for VoIP).
•
Basic(for VoIP) cuts the modem speed to 9,600 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 14,400 bps.
•
High increases the modem speed to 33,600 bps. (factory setting)
7
Press Stop/Exit.
Note Note
When you change the compatibility to Basic(for VoIP), the ECM feature is only available for colour fax sending.