Solution
1. Press [Menu].
2. Press [Left cursor] or [Right cursor] to select [FAX SETTINGS], then press [OK].
3. Press [Left cursor] or [Right cursor] to select [TX SETTINGS] or [RX SETTINGS], then press [OK].
- Select [TX SETTINGS] for outgoing documents.
- Select [RX SETTINGS] for incoming documents.
4. Press [Left cursor] or [Right cursor] to select [ECM TX] or [ECM RX], then press [OK].
5. Press [Left cursor] or [Right cursor] to select [ON] or [OFF], then press [OK].
6. Press [Stop/Reset] to return to the standby display.