226 DSC OPERATION Position/Time indicationWhen a GPS receiver (NMEA0183 ver. 2.0 or 3.01) is con-nected, the transceiver displays the current position and time.When no GPS receiver is connected, the transceiver displaysthe manually entered position and time.A GPS receiver appropriate for the IC-M602 is not suppliedfrom Icom. A GPS receiver with NMEA0183 ver. 2.0 or 3.01format is required for position/time indication. Ask your dealerabout suitable GPS receivers.➥ A GPS receiver is compatible with several sentence for-matters. The order of input precedence is ‘RMC,’ ‘GGA,’‘GNS’ and ‘GLL.’➥ When sentence formatter ‘RMC’ is received, time indi-cation includes a date, and UTC time only.➥ “??” may blink instead of position and time indicationswhen the GPS data is invalid, or has not been manuallyupdated after 4 hours.BUSY-25W---INT---CALLLOCAL--DUPSCRAM--TAGNORMAL-SCAN-34°34.506N123°23.236WMAR15-19:10--CALLING• Sentence formatter ‘RMC’BUSY-25W---INT---CALLLOCAL--DUPSCRAM--TAGNORMAL-SCAN-34°34.506N123°23.236W--UTC-19:10--CALLING• Sentence formatteres ‘GGA,’ ‘GNS,’ ‘GLL’No offset timeBUSY-25W-LLOCAL--DUPSCRAM--TAGNORMAL-SCAN-34°34.506N123°23.236WLocal--9:10Offset time is–10 hours. (p. 44)BUSY-25W---INT---CALLLOCAL--DUPSCRAM--TAGNORMAL-SCAN-34°34.506N123°23.236W--UTC-19:10--CALLING

instruction manual

explicit definitions

in case of emergency

OPERATING RULES

PANEL DESCRIPTION

I Function display

BASIC OPERATION

I Receiving and transmitting

I Call channel programming

DUALWATCH/TRI-WATCH

SCAN OPERATION

DSC OPERATION

I Position and Time programming

I Position/Time indication

I Distress call

I Transmitting DSC calls

I Receiving DSC calls

I Received messages

dsc set mode

OTHER FUNCTIONS

I Hailer operation

I Automatic fog horn

SET MODE

I Set mode items

Set Mode-

CONNECTIONS AND MAINTENANCE

I Connections

I Mounting the transceiver

I Optional unit installation

TROUBLESHOOTING

CHANNEL LIST

SPECIFICATIONS AND OPTIONS

MICROPHONE

I HM-127 supplied accessories

I Installation

I Channel selection

I Lock functions

I Starting a scan

I Set mode programming

TEMPLATE

Icom IC-M602 Instruction Manual

I Panel description

panel description 2

PANEL DESCRIPTION .......... 2

BASIC OPERATION ............ 8

I Description

I Operation

I Scan types

I Setting tag channels

I MMSI code programming

I Position indication

dsc operation

I Setting the distress information

I DSC individual ID

I Intercom operation

I Microphone lock function

I Supplied accessories

I Dimensions

channel list

SPECIFICATIONS AND

I Options

i rf attenuator function

I Optional voice scrambler operation

I Channel comments

IC-M602

vhf marine channel list

circuit description

transmitter circuits

pll circuits

logic circuits

pll adjustments

receiver adjustments

logic board

main unit

mechanical parts and disassembly

SCAN OPERATIONS

MAINTENANCE

i panel description