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IMPORTANT .............................................. i
IN CASE OF EMERGENCY ...................... i
TABLE OF CONTENTS ............................ ii
CAUTIONS ............................................... iii
1 OPERATING RULES .................. 1
2 PANEL DESCRIPTION .......... 2–5
■ Panel description ............................ 2
■ Function display .............................. 4
■ Microphone ..................................... 5
3 BASIC OPERATION ............ 6–10
■ Channel selection ........................... 6
■ Microphone lock function ................ 7
■ Receiving and transmitting ............. 8
■ Call channel programming .............. 9
■ Channel names .............................. 9
■ Optional voice scrambler
operation ....................................... 10
4 DUALWATCH/TRI-WATCH ....... 11
■ Description .................................... 11
■ Operation ...................................... 11
5 SCAN OPERATIONS ......... 12–13
■ Scan types .................................... 12
■ Setting tag channels ..................... 13
■ Starting a scan .............................. 13
6 DSC OPERATION .............. 14–28
■ MMSI code programming ............. 14
■ Position and time programming .... 14
■ Position indication ......................... 15
■ Distress call .................................. 16
■ Transmitting DSC calls ................. 17
■ Setting the distress information .... 21
■ DSC individual ID ......................... 22
■ Receiving DSC calls ..................... 23
■ DSC set mode .............................. 26
■ Receive messages ....................... 28
7 INTERCOM OPERATION ......... 29
■ Intercom operation ........................ 29
8 SET MODE ........................ 30–33
■ Set mode programming ................ 30
■ Set mode items ............................. 31
9 CONNECTIONS AND
MAINTENANCE ................. 34–39
■ Supplied accessories .................... 34
■ Antenna ........................................ 34
■ Fuse replacement ......................... 34
■ Cleaning ....................................... 34
■ Connections .................................. 35
■ Mounting the transceiver .............. 36
■ Optional unit installation ............... 38
■ Dimensions.................................... 39
10 TROUBLESHOOTING .............. 40
11 CHANNEL LIST ........................ 41
12 SPECIFICATIONS AND
OPTIONS ........................... 42–43
■ Specifications ............................... 42
■ Options ......................................... 43
13 HM-127 REMOTE-CONTROL
MICROPHONE ................... 44–56
■ Panel description .......................... 44
■ Function display ............................ 46
■ HM-127 supplied accessories ...... 47
■ Installation .................................... 48
■ Channel selection ......................... 50
■ Receiving and transmitting ........... 51
■ RF attenuator function .................. 51
■ Lock functions ............................... 52
■ Display backlighting ...................... 52
■ Monitor function ............................ 52
■ Call channel programming ............ 53
■ Optional voice scrambler
operation ....................................... 53
■ Starting a scan .............................. 54
■ Setting tag channels ..................... 54
■ Dualwatch/Tri-watch operation ..... 54
■ Set mode programming ................ 55
■ Intercom operation ........................ 56
■ Channel names ............................ 56
TEMPLATE
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TABLE OF CONTENTS