OKIFAX 5700/5900 2 - 342.9.2.2.6 T/F Tone Att.Adjusts the attenuation (dB) for the quasi-ring back tone send signal of TEL/FAX switching.Adjusting value is 0 to 15dB in one dB steps.S E T U P2 1 A T T E N U A T O R2 2 > T / F T O N E A T T .2 3 M F A T T .T E C H N I C A L P R G . 2 21 > L O C A L T E S T2 S E T U P3 S Y S T E M R E S E T2 2 T / F T O N E A T T .V A L U E : 0 - 1 5[ 8 ] D BE N T E R W H E N D O N E2 2 T / F T O N E A T T .V A L U E : 0 - 1 5[ 9 ] D BE N T E R W H E N D O N EENTER/ā KeyENTER KeyENTER Key9'22' Key400ms2.9.2.2.7 MF Att.Adjusts the attenuation (dB) for the send MF tone power level.Adjusting value is 0 to 15dB in one dB steps.S E T U P2 2 T / F T O N E A T T .2 3 > M F A T T .2 4 R I N G D U R A . * 1 0 M ST E C H N I C A L P R G . 2 31 > L O C A L T E S T2 S E T U P3 S Y S T E M R E S E T2 3 M F A T T .V A L U E : 0 - 1 5[ 6 ] D BE N T E R W H E N D O N E2 3 M F A T T .V A L U E : 0 - 1 5[ 6 ] D BE N T E R W H E N D O N EENTER/ā KeyENTER KeyENTER Key6'23' Key400ms