Icom IC-R20 Instruction Manual - Page 5

TABLE OF CONTENTS 1 2 FOREWORD i IMPORTANT i ■ RF gain 19 ■ Duplex operation 20 ■ Tone squelch frequency/DTCS code set- ting 46 3 EXPLICIT DEFINITIONS i PRECAUTION ii ■ AFC function 21 ■ NB/ANL functions 21 ■ DTCS polarity setting 47 ■ Tone scan 48 4 SUPPLIED ACCESSORIES iii OPERATING THEORY iii ■ Band scope 22 ■ [DIAL] function assignment 23 10 SET MODE 49-59 ■ General 49 5 OPERATING NOTES iii TABLE OF CONTENTS iv 5 DUALWATCH OPERATION 24-25 ■ Main band selection 24 ■ Set mode items 50 11 OTHER FUNCTIONS 60-67 6 QUICK REFERENCE GUIDE I-VIII ■ Preparations I ■ Band exchange 24 ■ Setting audio volume 25 ■ Antenna selection 60 ■ Weather channel operation 61 7 ■ Your first scanning experience IV ■ Memory programming VI ■ Squelch level setting 25 6 MEMORY CHANNELS 26-33 ■ Data cloning 62 8 ■ Auto power-off function 63 ■ Programmed scan operation VII 1 PANEL DESCRIPTION 1-7 ■ Front, top and side panels 1 ■ Function display 6 2 BATTERY INSTALLATION/CHARGING ... 8-10 ■ Battery installation 8 ■ Caution 9 ■ General description 26 ■ Memory channel programming 26 ■ IC recorder 64 9 ■ Partial reset 67 ■ Memory bank setting 27 ■ All reset 68 10 ■ Memory bank selection 28 12 CONTROL COMMAND 68-69 ■ Programming memory/bank name ....... 29 ■ General 68 11 ■ Selecting memory/bank name indication..... 30 ■ Copying memory contents 31 ■ Data format 68 ■ Command table 68 12 ■ Battery charging 9 3 FREQUENCY AND CHANNEL SETTING ■ Memory clearing 32 ■ Erasing/transferring bank contents....... 33 13 FREQUENCY TABLE 70-77 ■ TV channels 70 13 11-16 ■ Mode selection 11 7 SCAN OPERATION 34-41 ■ Scan types 34 ■ VHF marine channels 73 ■ Weather channels 73 14 ■ Operating band selection 12 ■ Setting a tuning step 14 ■ Full/band/programmed scan 35 ■ Scan edges programming 36 ■ Other communications in the USA ....... 74 ■ Other communications-other countries .... 76 15 ■ Setting a frequency 14 ■ Receive mode selection 16 ■ Memory/bank/all bank scan 37 ■ Auto-memory write scan 38 14 MAINTENANCE 78 ■ Troubleshooting 78 16 ■ Lock function 16 4 BASIC OPERATION 17-23 ■ Skip channel/frequency setting 39 15 SPECIFICATIONS 79 17 ■ Scan resume condition 40 16 OPTIONS 80 ■ Receiving 17 8 PRIORITY WATCH 42-44 17 DRIVER INSTALLATION 81 18 ■ Setting audio volume 17 ■ Priority watch types 42 18 POCKET GUIDE 92 ■ Squelch level setting 18 ■ Priority watch operation 43 19 CE 94 19 ■ Monitor function 18 9 COMFORTABLE RECEIVING........... 45-48 ■ Attenuator function 19 ■ Tone/DTCS squelch operation 45 iv