5 DV MODE OPERATION (Optional UT-123 is required) ..... 36–60■ Digital mode operation .......................................................... 36■ Call sign programming .......................................................... 36■ Digital voice mode operation ................................................. 39■ About D-STAR system .......................................................... 41■ Digital repeater operation ...................................................... 42■ Received call sign ................................................................. 47■ Copying the call sign ............................................................. 49■ Break-in communication ....................................................... 51■ Message operation ............................................................... 52■ Automatic reply function ........................................................ 55■ EMR communication ............................................................. 56■ Low-speed data communication ........................................... 57■ DV voice memory .................................................................. 58■ DV automatic detect ............................................................. 606 MEMORY MODE OPERATION .......................................... 61–71■ General description ............................................................... 61■ Memory channel selection .................................................... 61■ Programming a memory channel .......................................... 62■ Memory bank selection ......................................................... 64■ Memory bank setting ............................................................. 65■ Programming memory/bank/scan name ............................... 66■ Copying memory contents .................................................... 68■ Memory clearing ................................................................... 70■ Erasing/transferring bank contents ....................................... 717 CALL CHANNEL OPERATION ......................................... 72–73■ Call channel selection ........................................................... 72■ Call channel copying ............................................................. 72■ Programming a call channel ................................................. 738 SCAN OPERATION ........................................................... 74–79■ Scan types ............................................................................ 74■ Scan start/stop ...................................................................... 75■ Scan edges programming ..................................................... 76■ Scan resume condition ......................................................... 78■ Skip channel setting .............................................................. 799 PRIORITY WATCH ............................................................. 80–81■ Priority watch types ............................................................... 80■ Priority watch operation ........................................................ 8110 DTMF MEMORY ENCODER .............................................. 82–85■ Programming a DTMF tone sequence .................................. 82■ Transmitting a DTMF tone sequence .................................... 83■ DTMF speed ......................................................................... 8511 TONE SQUELCH AND POCKET BEEP ............................ 86–91■ Tone/DTCS squelch beep operation ..................................... 86■ DTCS polarity setting ............................................................ 89■ Tone scan .............................................................................. 90■ Digital call sign/digital code squelch ..................................... 91vTABLE OF CONTENTS