Adv. FAX settings• Contact the sender and ask the sender to check whether the machine is set to enable ECM transmission.If the sender's or recipient's fax machine is not compatible with ECM, the fax will be sent/received withoutautomatic error correction.• Reduce the reception start speed on RX start speed in Adv. communication in Adv. FAX settingsunder Fax settings.Adv. FAX settingsCheck5 Did you confirm the paper and print quality settings?Print Results Not SatisfactoryCannot Receive a Color FaxCheck Is ECM RX set to OFF?If OFF is select for ECM RX in Adv. communication in Adv. FAX settings under Fax settings, the machinecannot receive color faxes. The machine will disconnect the telephone line or receive color faxes in black &white according to the setting of the sender's fax machine.Set ECM RX to ON.Adv. FAX settingsErrors Often Occur When You Receive a FaxCheck1 Check the telephone line condition or the connection.If the telephone line or connection is poor, reducing the reception start speed may correct the error.Reduce the reception start speed on RX start speed in Adv. communication in Adv. FAX settings underFax settings.Adv. FAX settingsCheck2 Is the sender's fax machine operating normally?Contact the sender and ask the sender to check whether the fax machine is operating normally.652