Sending a Fax by Automatic Dialling553. SendingFaxesError Correction ModeThe fax machine is set to automatically correct any distortions in atransmission due to noise on the telephone line before printing at thereceiving end. This function is called Error Correction Mode (ECM). ECM iseffective for both transmissions and receptions, and is only effective when theother fax machine has ECM as well.If desired, you can turn ECM off. This will increase slightly the amount ofmemory available for memory transmission and reception.1 Press once and twice.2 Press once and 4 times.3 Press once.4 Press to select YES, or toselect NO.5 Press to return to the date andtime display.FUNCTION1 2STOPOPTION SETTINGECM MODE1=YES, 2=NOThe display briefly showsyour selection, then:RECEIVE RATIO