Canon MAXIFY MB5420 MB5400 series PDF User Manual Mac - Page 977

Quality of Received Fax is Poor Check1 Check scan settings of sender's fax device. Ask the sender to adjust the scan settings of the fax device. Check2 Is ECM RX set to OFF? Select ON for ECM RX in Adv. communication settings in Advanced FAX settings under FAX settings. If ECM RX is enabled, the sender's fax device resends the fax after correcting errors automatically. FAX settings Check3 Is sender's original document or scanning area of sender's fax device dirty? The image quality of the fax is mainly determined by the sender's fax device. Contact the sender and ask the sender to check whether the scanning area of the fax device is dirty. Check4 Is ECM transmission/reception enabled although line/connection is poor, or is sender's fax device compatible with ECM? • Select ON for ECM RX in Adv. communication settings in Advanced FAX settings under FAX settings. FAX settings • Contact the sender and ask the sender to check whether the fax device is set to enable ECM transmission. If the sender's or recipient's fax device is not compatible with ECM, the fax will be sent/received without automatic error correction. • Reduce the reception start speed on RX start speed in Adv. communication settings in Advanced FAX settings under FAX settings. FAX settings Check5 Did you confirm paper and print quality settings? Print Results Are Unsatisfactory 977