vTABLE OF CONTENTSFOREWORD .................................................................................... iIMPORTANT .............................................................................. iEXPLICIT DEFINITIONS ........................................................... iPRECAUTION ........................................................................... iiSUPPLIED ACCESSORIES ..................................................... ivTABLE OF CONTENTS ............................................................ v1 PANEL DESCRIPTION .................................................. 1–12 Front panel ........................................................................ 1 Rear panel ........................................................................ 2 Microphones (HM-118N) ................................................... 3 Application screens (on PC screen) ................................. 4 Remote controller (RC-24; Optional for some versions) ... 92 INSTALLATION AND CONNECTIONS ....................... 13–17 Unpacking ....................................................................... 13 Selecting a location ......................................................... 13 Antenna connection ........................................................ 13 Power supply connections .............................................. 15 Microphone and speaker connections ............................ 16 Connecting a PC ............................................................. 173 DRIVER INSTALLATION ............................................. 18–29 Microsoft® Windows® XP ................................................. 18 Microsoft ® Windows® 98/Me ............................................ 22 Microsoft ® Windows® 2000 .............................................. 23 COM port confirmation .................................................... 284 APPLICATION INSTALLATION .................................. 30–315 BASIC OPERATION .................................................... 32–38 Preparation ..................................................................... 32 Squelch level adjustment (FM mode only) ...................... 33 Audio level adjustment .................................................... 34 VFO and memory mode ................................................. 34 Setting a frequency ......................................................... 35 Tuning step selection ...................................................... 37 Lock function (RC-24 only) ............................................. 38 Operating mode selection ............................................... 386 CALL SIGN SETTING ................................................. 39–44 Your call sign setting ....................................................... 39 Station/Repeater call sign setting ................................... 427 TRANSMIT AND RECEIVE— VOICE .......................... 45–54 FM mode operation ......................................................... 45 Digital voice mode operation .......................................... 45 When receiving a Digital call............................................ 47 Short message function .................................................. 49 Monitor function .............................................................. 538 REPEATER OPERATION— VOICE ............................ 55–63 About D-STAR system .................................................... 55 General ........................................................................... 56 Accessing an FM repeater .............................................. 57 Repeater tone frequency setting...................................... 59 Offset frequency setting .................................................. 60 Accessing a Digital repeater ........................................... 619 DATA OPERATION ...................................................... 64–70 General ........................................................................... 64 Precaution ....................................................................... 64 Internet access ............................................................... 65 Data transferring ............................................................. 68 Low-speed data communication ..................................... 70