GX1280SPage 2
TABLE OF CONTENTSSAFETY/WARNING INFORMATION................................................................ 4
FCC RADIO LICENSE INFORMATION............................................................ 5
FCC NOTICE..................................................................................................... 6
GETTING STARTED......................................................................................... 7
ABOUT VHF RADIO................................................................................................ 7
SELECTING AN ANTENNA..................................................................................... 7
COAXIAL CABLE...................................................................................................... 8
1 GENERAL INFORMATION ......................................................................... 9
1.1 INTRODUCTION ................................................................................................9
1.2 FCC / INDUSTRY CANADA INFORMATION................................................... 9
2 PACKING LIST.......................................................................................... 10
3 OPTIONS................................................................................................... 10
4 INSTALLATION......................................................................................... 11
4.1 LOCATION........................................................................................................ 11
4.2 ELECTRICAL CONNECTIONS ....................................................................... 11
4.3 ACCESSORY CABLE..................................................................................... 12
4.4 CONNECTION OF GPS WITH NMEA OUTPUT ........................................ 13
4.5 CHECKING GPS CONNECTIONS................................................................. 14
4.6 CHANGING THE GPS TIME......................................................................... 14
4.7 CHANGING COG TO TRUE OR MAGNETIC............................................. 15
4.8 OPTIONAL MMB-84 FLUSH MOUNT INSTALLATION.................................16
4.9 OPTIONAL CMP25 RAM+ MIC INSTALLATION..........................................17
5 CONTROLS AND INDICATORS............................................................... 18
5.1 CONTROLS AND CONNECTIONS................................................................ 18
6 BASIC OPERATION.................................................................................. 23
6.1 RECEPTION..................................................................................................... 23
6.2 TRANSMISSION............................................................................................... 23
6.3 TRANSMIT TIME-OUT TIMER (TOT) ............................................................ 23
6.4 SIMPLEX/DUPLEX CHANNEL USE .............................................................. 24
6.5 USA, CANADA, AND INTERNATIONAL MODE.............................................24
6.6 NOAA WEATHER CHANNELS.......................................................................24
6.7 NOAA WEATHER ALERT...............................................................................25
6.8 NOAA WEATHER ALERT TESTING............................................................. 25
6.9 EMERGENCY (CHANNEL 16 USE)................................................................. 26
6.10 CALLING ANOTHER VESSEL (CHANNEL 16 OR 9).................................. 26
6.11 MAKING TELEPHONE CALLS..................................................................... 27
6.12 OPERATING ON CHANNELS 13 AND 67................................................ 27
6.13 PROHIBITED COMMUNICATIONS .............................................................. 28
6.14 DUAL WATCH (TO CH16).............................................................................. 28
6.15 MEMORY SCANNING (M-SCAN) .................................................................28
6.16 PRIORITY SCANNING (P-SCAN)................................................................. 29
6.17 NAVIGATION INDICATION............................................................................29
6.18 VOICE SCRAMBLER .................................................................................... 30
6.19 RESETTING THE TRANSCEIVER’S MICROPROCESSOR...................... 30
7 DIGITAL SELECTIVE CALLING............................................................... 31
7.1 GENERAL......................................................................................................... 31
7.2 DSC SCAN ...................................................................................................... 31
7.3 USCG DSC WATCH....................................................................................... 32
7.3.1 Maritime Mobile Service Identity (MMSI).................................................... 32
7.3.2 Programming the MMSI............................................................................... 32