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 minimize errors.
| 1 | Press Menu. |
| 2 | Press  or  to choose Fax. Press OK. |
| 3 | Press or to choose Miscellaneous. Press OK. |
| 4 | Press or to choose Compatibility. |
| 5 | Press  or  to choose High, Normal or Basic(for VoIP). | • | Basic(for VoIP) cuts 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. | | • | High increases the modem speed to 33600 bps. (factory setting) |
Press OK. |
| 6 | Press Stop/Exit. |
Note
| | When you change the compatibility to Basic(for VoIP), the ECM feature is only available for colour fax sending. |
