SOLiscontroledbytheMAINSQLcontrolof thewomtransceiver.-SQLcan be controledbypressingtheFkeyand thenthe2TransceiverRC-10keyoftheRC-10.Note: 7-3-4.FunctionSelectionThe[BUP)indicator oftheRC-10isnotONwithsingleThevariouscontrolfunctionsoftheRC-10whenusedwithtransceiverduplexoperation. theTM-621A/721A/721Eare asfollows:iKey operations FunctionDuringtheDUPLEXoperationwithasingletransceiver,Fthen1Contia|duplexoperationwithsingletransceivertheLCDdisplayoftheiverindi:LOMWOEEplayo’transceiverindicatesasfollowsFithen2SQL OFF/ONcontrolReceiverfrequencyTransmitterfrequencyFthen3ShiftselectionF then4ReverseON/OFFFthen5Tonefrequencyof theMAINBand (ON/OFF)Fthen6CTCSSON/OFFFthen 7MemoryChannelLockout(ON/OFF)Fthen8KeyLock(RC-10only)FthenO Duplex OperationwithtwotransceiversON/OFFF thenVFO CALLChannelON/OFFF thenSCANExchangetheMAINband andSUBbanddataSieteRP materRefertotheRC-10InstructionManualforother operations.3.ToreleaseDuplexoperation, press theF key and then1keyoftheRC-10again.Note:1.TheTONEfrequencyisselectedintheMAINband.2.During theDUPLEXoperations, speaker outputdependsuponthe followingSQLconditions.SQLisclosed:Nosignalornoiseisheared.SQLisopened: The receiving signalornoiseof the MAIN Band is heared.36