FOREWORD ....................................................................... i
IMPORTANT ....................................................................... ii
EXPLICIT DEFINITIONS .................................................... ii
NOTE .................................................................................. ii
IN CASE OF EMERGENCY .............................................. iii
RADIO OPERATOR WARNING ........................................ iv
TABLE OF CONTENTS ...................................................... v
PRECAUTION .................................................................. vii
1 OPERATING RULES .......................................... 1
2 PANEL DESCRIPTION .................................. 2– 7
■ Panel description ...................................................... 2
■ Function display ........................................................ 6
■ Microphone (HM-136) ............................................... 7
3 BASIC OPERATION .................................... 8– 13
■ Channel selection ..................................................... 8
■ Receiving and transmitting ..................................... 10
■ Call channel programming ...................................... 11
■ Channel comments ................................................. 11
■ Optional voice scrambler operation ........................ 13
4 DUALWATCH/TRI-WATCH ......................... 14–15
■ Description .............................................................. 14
■ Operation ................................................................ 15
5 SCAN OPERATION ................................... 16– 17
■ Scan types .............................................................. 16
■ Setting tag channels ............................................... 17
■ Starting a scan ........................................................ 17
6 DSC OPERATION ...................................... 18– 45
■ MMSI code programming ....................................... 18
■ DSC individual ID .................................................... 18
■ Position and Time programming ............................. 21
■ Position/Time indication .......................................... 22
■ Distress call ............................................................ 23
■ Transmitting DSC calls ........................................... 27
■ Receiving DSC calls ............................................... 38
■ Received messages ............................................... 42
■ DSC set mode ........................................................ 44
7 OTHER FUNCTIONS .................................. 46–49
■ Intercom operation .................................................. 46
■ Hailer operation ...................................................... 47
■ Automatic fog horn .................................................. 48
■ Microphone lock function ........................................ 49
8 SET MODE ................................................. 50 –53
■ Set mode programming .......................................... 50
■ Set mode items ....................................................... 51
9 CONNECTIONS AND MAINTENANCE ..... 54 –59
■ Supplied accessories .............................................. 54
■ Antenna ................................................................... 54
■ Fuse replacement ................................................... 54
■ Cleaning .................................................................. 54
■ Connections ............................................................ 55
v
TABLE OF CONTENTS