Page 2 - FOREWORD; FEATURES; Large 2-digit Channel with scrolling comment; IMPORTANT; READ ALL INSTRUCTIONS; SAVE THIS INSTRUCTION MANUAL; EXPLICIT DEFINITIONS
i New2001 FOREWORD Thank you for purchasing this Icom product. The IC-M402A/M402SA VHF MARINE TRANSCEIVERS are designed and built with Icom’s state of the art technology and crafts-manship. With proper care, this product should provide youwith years of trouble-free operation. We want to take a coupl...
Page 3 - USING DIGITAL SELECTIVE CALLING; USING CHANNEL 16; DISTRESS CALL PROCEDURE
ii IN CASE OF EMERGENCY If your vessel requires assistance, contact other vessels andthe Coast Guard by sending a distress call on Channel 16. Or, transmit your distress call using digital selective calling onChannel 70. NOTE A WARNING STICKER is supplied with the transceiver. To comply with FCC reg...
Page 4 - RADIO OPERATOR WARNING
iii New2001 RADIO OPERATOR WARNING Icom requires the radio operator to meet theFCC Requirements for Radio Frequency Expo-sure. An omnidirectional antenna with gain notgreater than 9 dBi must be mounted a minimumof 5 meters (measured from the lowest point ofthe antenna) vertically above the main deck...
Page 5 - TABLE OF CONTENTS
iv New2001 FOREWORD ……………………………… iIMPORTANT ……………………………… iEXPLICIT DEFINITIONS ………………… iIN CASE OF EMERGENCY …………… iiNOTE ……………………………………… iiRADIO OPERATOR WARNING………… iiiTABLE OF CONTENTS ………………… ivPRECAUTION …………………………… v 1 OPERATING RULES ………………… 1 2 PANEL DESCRIPTION …………… 2–5 ■ Front panel ……………...
Page 6 - PRECAUTION
v New2001 PRECAUTION R WARNING! NEVER connect the transceiver to an AC outlet. This may pose a fire hazard or result in an electricshock. CAUTION: Changes or modifications to this device, not ex- pressly approved by Icom Inc., could void your authority tooperate this device under FCC regulations. NE...
Page 7 - OPERATING RULES; PRIORITIES
1 1 OPERATING RULES D D PRIORITIES • Read all rules and regulations pertaining to priorities and keep an up-to-date copy handy. Safety and distress callstake priority over all others. • You must monitor Channel 16 when you are not operating on another channel. • False or fraudulent distress signals ...
Page 8 - PANEL DESCRIPTION; Front panel
2 PANEL DESCRIPTION New2001 2 ■ Front panel q DISTRESS KEY [DISTRESS] Transmits Distress call when pushed for 5 sec. (p. 17) w POWER/VOLUME CONTROL [VOL] Turns power ON and OFF and adjusts the audio level. (p. 8) e SQUELCH CONTROL [SQL] Sets the squelch threshold level. (p. 8) r SCAN KEY [SCAN• TAG ...
Page 10 - Function display
4 2 PANEL DESCRIPTION New2001 ■ Function display q CHANNEL NUMBER READOUT ➥ Indicates the selected operating channel number. • “ ” appears when a simplex channel is selected. “ ” appears when a receive only channel for a Canadian channel groupis selected. (p. 7) ➥ In Set mode, indicates the selected...
Page 12 - BASIC OPERATION; Channel selection
6 BASIC OPERATION New2001 3 ■ Channel selection ï ï Channel 16 Channel 16 is the distress and safety channel. It is used forestablishing initial contact with another station and for emer-gency communications. Channel 16 is monitored during bothDualwatch and Tri-watch. While standing by, you must mon...
Page 13 - Weather channels
7 3 BASIC OPERATION New2001 ï ï U.S.A.,Canadian and international channels The IC-M402A/M402SA are preprogrammed with 57 U.S.A.,61 Canadian and 57 international channels. These channelgroups may be specified for the operating area. q Push [CH/WX• DUAL ] to select a regular channel. • If a weather ch...
Page 14 - Receiving and transmitting
8 3 BASIC OPERATION New2001 ■ Receiving and transmitting CAUTION: Transmitting without an antenna may dam- age the transceiver. q Rotate [VOL] to turn power ON. w Set the audio and squelch levels. ➥ Rotate [SQL] fully counterclockwise in advance. ➥ Rotate [VOL] to adjust the audio output level. ➥ Ro...
Page 15 - Call channel programming
9 3 BASIC OPERATION New2001 ■ Call channel programming Call channel is used to select Channel 9 (default), however,you can program the call channel with your most often-usedchannels in each channel group for quick recall. q Push both [ Y ] and [ Z ] on the transceiver one or moretimes to select the ...
Page 16 - Channel comments; Microphone lock function
10 3 BASIC OPERATION New2001 ■ Channel comments Memory channels can be labeled with alphanumeric com-ments of up to 10 characters each for easy channel recogni-tion.More than 6 characters comment scrolls automatically at thechannel comment indicator after the channel selection. Capital letters, smal...
Page 17 - Dualwatch
11 4 DUALWATCH/TRI-WATCH ■ Description Dualwatch monitors Channel 16 while you are receiving another channel; Tri-watch monitors Channel 16 and the callchannel while receiving another channel. Dualwatch/Tri-watchare convenient for monitor Channel 16 when you are operat-ing on another channel. ■ Oper...
Page 18 - SCAN OPERATION; Scan types
12 SCAN OPERATION New2001 5 ■ Scan types Scanning is an efficient way to locate signals quickly over awide frequency range. The transceiver has Priority scan andNormal scan. When the weather alert function is turned ON, the previouslyselected (used) weather channel is also checked while scan-ning. (...
Page 19 - Setting tag channels; Starting a scan
13 5 SCAN OPERATION New2001 ■ Setting tag channels For more efficient scanning, add desired channels as tagchannels or clear the tag for unwanted channels. Channels are not tagged will be skipped during scanning. Tagchannels can be assigned to each channel group (USA, INT,CAN) independently. q Selec...
Page 20 - DSC OPERATION; MMSI code programming; MMSI code check
14 DSC OPERATION New2001 6 ■ MMSI code programming The 9-digit MMSI (Maritime Mobile Service Identity: DSC selfID) code can be programmed at power ON. This function is not available when the MMSI code hasbeen programmed by the dealer. This code programmingcan be performed only twice. q Turn power OF...
Page 21 - DSC individual ID; Programming Address ID/Group ID
15 6 DSC OPERATION New2001 ■ DSC individual ID A total of 30 DSC address IDs (9-digit) can be programmedand named with up to 5 characters. D Programming Address ID/Group ID q Push [DSC• IC ] to enter the DSC menu. w Push [ Y ] or [ Z ] to select “ ,” and push [DSC• IC ] . e Push [ Y ] or [ Z ] to se...
Page 22 - Deleting Address ID/Group ID; Position indication
16 6 DSC OPERATION New2001 D Deleting Address ID/Group ID q Push [DSC• IC ] to enter the DSC menu. w Push [ Y ] or [ Z ] to select “ ” and push [DSC• IC ] . e Push [ Y ] or [ Z ] to select “ ”, then push [DSC• IC ] . • When no address ID is programmed, “ ” is displayed. r Push [ Y ] or [ Z ] to sele...
Page 23 - Distress call; NEVER
17 6 DSC OPERATION New2001 ■ Distress call A Distress call should be transmitted, if in the opinion of theMaster, the ship or a person is in distress and requires imme-diate assistance. NEVER USE THE DISTRESS CALL WHEN YOUR SHIP OR A PERSON IS NOT IN AN EMERGENCY.A DISTRESS CALL CAN BE USED ONLY WHE...
Page 24 - Transmitting DSC calls; Transmitting Individual call
18 6 DSC OPERATION New2001 ■ Transmitting DSC calls D Transmitting Individual call The Individual call function allows you to transmit a DSC sig-nal to a specific ship only. q Push [DSC• IC ] to enter the DSC menu. • “ ” scrolls at the channel comment indicator. w Push [DSC• IC ] and select the desi...
Page 25 - Transmitting Individual acknowledgement
19 6 DSC OPERATION New2001 t After transmitting the Individual call, stands by on Channel 70 until an acknowledgement is received. • “ ” scrolls at the channel comment indicator. y When the acknowledgement (‘able to comply’) is received,the specified channel (in step e ) is selected with beeps autom...
Page 26 - Transmitting Group call
20 6 DSC OPERATION New2001 r Push [DSC• IC ] to enter selected Individual call acknowl- edgement. • “ ” appears at the channel comment indicator. t Push [DSC• IC ] to transmit the acknowledgement to the se- lected station. y After the Individual acknowledgement has been transmit- ted, the display ch...
Page 28 - Transmitting All Ships call
22 6 DSC OPERATION New2001 D Transmitting All Ships call Large ships use Channel 70 as their ‘listening channel.’When you want to announce a message to these ships, usethe ‘All Ships call’ function. q Push [DSC• IC ] to enter the DSC menu. w Push [ Y ] or [ Z ] to select “ .” e Push [DSC• IC ] to en...
Page 29 - Transmitting Position Request call
23 6 DSC OPERATION New2001 D Transmitting Position Request call Transmit a Position Request call when you want to know aspecified ship’s current position, etc. q Push [DSC• IC ] to enter the DSC menu. w Push [ Y ] or [ Z ] to select “ ,” then push [DSC• IC ] . e Push [ Y ] or [ Z ] to select the des...
Page 30 - Transmitting Position Report call
24 6 DSC OPERATION New2001 D Transmitting Position Report call Transmit a Position Report call when you want to announceyour own position to a specific ship and to get an answer, etc. q Push [DSC• IC ] to enter the DSC menu. w Push [ Y ] or [ Z ] to select “ ,” and push [DSC• IC ] . e Push [ Y ] or ...
Page 31 - Receiving DSC calls; Receiving a Distress call; Receiving a Distress Relay call
25 6 DSC OPERATION New2001 ■ Receiving DSC calls D Receiving a Distress call While monitoring Channel 70 and a Distress call is received: ➥ The emergency alarm sounds for 2 minutes. • Push any key to stop the alarm. ➥ “ DSC ” appears and “ ” scrolls at the channel comment indicator, then Channel 16 ...
Page 32 - Receiving an Individual call; Receiving a Group call
26 6 DSC OPERATION New2001 D Receiving an Individual call While monitoring Channel 70 and an Individual call is re-ceived: ➥ The emergency alarm or beeps sound depending on thereceived category. ➥ “ DSC ” appears and “ ” scrolls at the channel comment indicator. ➥ Push [DSC• IC ] to change to the ch...
Page 33 - Receiving an All Ships call; Receiving a Geographical Area call
27 6 DSC OPERATION New2001 D Receiving an All Ships call While monitoring Channel 70 and an All Ships call is received: ➥ The emergency alarm sounds when the category is ‘Dis-tress’ or ‘Urgency’; 2 beeps sound for other categories. ➥ “ DSC ” appears and “ ” scrolls at the channel comment indicator. ...
Page 34 - Receiving a Position Request call; Receiving a Position Request Reply call; Receiving a Position Report call; Receiving a Position Report Reply call
28 6 DSC OPERATION New2001 D Receiving a Position Request call While monitoring Channel 70 and a Position Request call isreceived: ➥ “ DSC ” appears and “ ” scrolls at the chan- nel comment indicator. ➥ Push [DSC• IC ] to reply to the Position Request call; push any other key to ignore the Position ...
Page 35 - INTERCOM OPERATION; Intercom operation
29 7 INTERCOM OPERATION (IC-M402A only) 6 7 ■ Intercom operation The optional Intercom function allows you to talk to the deckfrom the cabin. The optional HM-127 REMOTE - CONTROL MICROPHONE is required for Intercom operation. Connect an optional HM-127 as described on pgs. 34, 57.• Transmitting is i...
Page 36 - SET MODE; Set mode programming; Set mode operation
30 SET MODE New2001 8 ■ Set mode programming Set mode is used to change the conditions of the trans-ceiver’s functions: Scan type (Normal or Priority,) Scan re-sume timer, Weather alert, Dual/Tri-watch, DSC watch, Beeptone (transceiver,) LCD contrast and Auto ACK. Available functions may differ depe...
Page 37 - SET mode items; Scan type
31 8 SET MODE New2001 ■ SET mode items D Scan type The transceiver has 2 scan types: Normal scan and Priorityscan. Normal scan searches all tag channels in the selectedchannel group. Priority scan searches all tag channels in se-quence while monitoring Channel 16. D D Scan resume timer The scan resu...
Page 38 - DSC watch
32 8 SET MODE New2001 D D DSC watch DSC watch monitors Channel 70 while you are receiving an-other channel.If a distress signal is received on Channel 70, the transceivermonitors Channel 16 and 70 alternately until the distress sig-nal disappears. If a signal is received on another channel,DSC watch...
Page 39 - CONNECTIONS AND MAINTENANCE; Supplied accessories; Antenna
33 9 CONNECTIONS AND MAINTENANCE ■ Supplied accessories The following accessories are supplied: Qty. q Mounting bracket ………………………………………… 1 w DC power cable (OPC-891) ……………………………… 1 e Microphone hanger ……………………………………… 1 r Knob bolts for mounting bracket ………………………… 2 t Screws for mounting bracket (5 ×...
Page 40 - CONNECTIONS AND MAINTENANCE; Connections
34 9 CONNECTIONS AND MAINTENANCE New2001 ■ Connections q DC POWER CONNECTOR Connects the supplied DC power cable from this connectorto an external 12 V battery. w EXTERNAL MICROPHONE JACK (IC-M402A only) Connects to optional HM-127 REMOTE - CONTROL MICRO - PHONE . e ANTENNA CONNECTOR Connects a mari...
Page 41 - Mounting the transceiver; Using the supplied mounting bracket; Optional MB-92 attachment
35 9 CONNECTIONS AND MAINTENANCE New2001 ■ Mounting the transceiver D D Using the supplied mounting bracket The universal mounting bracket supplied with your transceiverallows overhead or dashboard mounting. • Mount the transceiver securely with the 2 supplied screws (5 × 20) to a surface which is m...
Page 42 - Optional MB-69 installation
36 9 CONNECTIONS AND MAINTENANCE New2001 ■ Optional MB-69 installation An optional MB-69 FLUSH MOUNT is available for mounting the transceiver to a flat surface such as an instrument panel. CAUTION: KEEP the transceiver and microphone at least 1 meter away from your vessel’s magnetic navigation com-...
Page 43 - TROUBLESHOOTING
37 10 TROUBLESHOOTING PROBLEM POSSIBLE CAUSE SOLUTION REF. No sound from speaker. • Squelch level is too high. • Volume level is too low.• Speaker has been exposed to water. p. 8p. 8 — • Set squelch to the threshold point.• Set [VOL] to a suitable level. • Drain water from the speaker. The transceiv...
Page 44 - COMMANDMIC; Panel description; Front and side keys; OPTION
38 COMMANDMIC ® HM-127 New2001 11 ■ Panel description The optional HM-127 remotely controls the IC-M402A andprovides an optional Intercom function. D D Front and side keys q PTT SWITCH [PTT] (pgs. 8, 43) Push and hold to transmit; release to receive. w CHANNEL UP/DOWN KEYS [ Y Y ]/[ Z Z ] ➥ Push eit...
Page 48 - Call channel
42 11 COMMANDMIC ® HM-127 New2001 ■ Channel selection D D Channel 16 q Push [16] to select Channel 16. w Push [CH/WX] to return to the condition before selecting Chan-nel 16, or push [ Y Y ] or [ Z Z ] to se- lect an operating channel. D D Call channel q Push [16• 9 ] for 1 sec. to select call chann...
Page 50 - Lock functions; Activating the Lock function
44 11 COMMANDMIC ® HM-127 New2001 ■ Call channel programming q Push [CH/WX• U/I/C ] several times while pushing [H/L] to select the desired channel group (USA,INT, CAN) to be programmed. w Push [16• 9 ] for 1 sec. to select call channel of the selected channelgroup. • “ CALL ” and call channel numbe...
Page 51 - Display backlighting
45 11 COMMANDMIC ® HM-127 New2001 ■ Display backlighting The function display and keys can be backlit for better visibil-ity under low light conditions. The backlighting condition canalso be adjusted independently from the transceiver. q Push [VOL• ] for 1 sec. to enter Backlight adjusting mode. • “...
Page 53 - Entering Set mode
47 11 COMMANDMIC ® HM-127 New2001 ■ Set mode programming Set mode is used to change the condition of the transceiver’sfunctions and the microphone’s own functions: Transceiver’s functions— scan mode (Normal or Priority,) scan resume timer, Weatheralert, Dualwatch/Tri-watch, DSC watch, transceiver’s ...
Page 54 - Intercom beep function
48 11 COMMANDMIC ® HM-127 New2001 ■ Intercom operation q Push [LO/DX• SCR ] for 1 sec. to activate the Intercom function. • “ IC ” appears in the priority channel readout. • The channel comment disappears. w Push [PTT] to talk. • “ ” appears at the channel comment indicator. e Release [PTT] to liste...
Page 55 - HM-127 supplied accessories
49 11 COMMANDMIC ® HM-127 New2001 ■ HM-127 supplied accessories Accessories included with the HM-127: Qty. q Connection cable (OPC-1000: 6 m; 20 ft) ...................... 1 w Mounting base ................................................................ 1 e Microphone hanger ..........................
Page 56 - Installation
50 11 COMMANDMIC ® HM-127 New2001 ■ Installation The optional HM-127 can be connected to the transceiver di-rectly, as well as via the supplied connection cable for longerdistance remote operation. The connector of the connectioncable can be installed into a cabinet, wall, etc., as a built-inplug. F...
Page 58 - CHANNEL LIST
52 CHANNEL LIST New2001 New2001 12 Channel number USA CAN Transmit Receive 01 156.050 160.650 01A 156.050 156.050 02 156.100 160.700 03 156.150 160.750 03A 156.150 156.150 156.200 160.800 04A 156.200 156.200 156.250 160.850 05A 05A 156.250 156.250 06 06 156.300 156.300 156.350 160.950 07A 07A 156.35...
Page 59 - SPECIFICATIONS; Specifications; General
New2001 53 13 SPECIFICATIONS ■ Specifications D D General • Frequency coverage : Transmit 156.025–157.425 MHz Receive 156.050–163.275 MHz • Mode : FM (16K0G3E) DSC(16K0G2B) • Channel spacing : 25 kHz • Current drain (at 13.8 V) : TX high 5.5 A max. Max. audio 1.5 A max. • Power supply requirement : ...
Page 60 - Dimensions
54 13 SPECIFICATIONS New2001 ■ Dimensions Unit: mm (inch) 141.6 (5 9 16 ) 67 (2 5 8 ) 153 (6 1 32 ) 32.1 (1 1 4 ) 86.5 (3 13 32 ) 51 (2 ) 137 (5 13 32 ) !IC-M402A_SA.qxd 03.11.11 2:52 PM Page 54 (1,1)
Page 61 - TEMPLATE
55 14 TEMPLATE 13 14 Unit: mm (inch) 153 (6 1 32 ) 139 (5 15 32 ) 67 (2 5 8 ) 53 (2 3 32 ) HM-127 MB-69 24 to 27 (d) ( 15 16 to 1 1 16 ) 2 ( 3 32 ) Cut here !IC-M402A_SA.qxd 03.11.11 2:52 PM Page 55 (1,1)
Page 63 - OPTIONS
57 15 OPTIONS 15 New2001 • MB-69 FLUSH MOUNT KIT For mounting the transceiver to a panel. • MB-92 DUST COVER For attaching to the front panel of the transceiver to protect itwhen not in use. • SP-5 EXTERNAL SPEAKER A large, external speaker for superior audio output. • SP-10 EXTERNAL SPEAKER A compa...
