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Genius IC-M21 - page 1
INSTRUCTION MANUAL iM21 VHF MARINE TRANSCEIVER ...
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Genius IC-M21 - page 2
i IN CASE OF EMERGENCY If your vessel requires assistance, contact other vessels and the Coast Guard by sending a distress call on Channel 16. ❍ USING CHANNEL 16 DISTRESS CALL PROCEDURE 1. “MA YDA Y MA YDA Y MA YDA Y .” 2. “THIS IS ...........................” (name of vessel) 3. Y our call sign or other indication of the ves - sel. 4. ? ...
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Genius IC-M21 - page 3
ii FOREWORD Thank you for purchasing this Icom product. The IC-M21 VHF MARINE TRANSCEIVER is designed and built with Icom’ s su- perior technology and craftsmanship. With proper care this product should provide you with years of trouble-free operation. IMPOR T ANT READ ALL INSTRUCTIONS carefully and com- pletely before using the transceiver . SA ...
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Genius IC-M21 - page 4
CAUTIONS R W ARNING! NEVER connect the transceiver to an AC outlet. This may pose a fi re hazard or result in an electric shock. R W ARNING! NEVER hold the transceiver so that the antenna is very close to, or touching exposed parts of the body , especially the face or eyes, while transmitting. The transceiver will perform best if the microphone is ...
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Genius IC-M21 - page 5
iv IN CASE OF EMERGENCY ................................................ i RECOMMENDA TION ........................................................... i FOREWORD ....................................................................... ii IMPORT ANT ........................................................................ ii EXPLICIT DEFINITIONS ..... ...
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Genius IC-M21 - page 6
D Priorities • Read all rules and regulations pertaining to priorities and keep an up-to-date copy handy . Safety and distress calls take priority over all others. • Y ou must monitor Channel 16 when you are not operating on another channel. • False or fraudulent distress calls are prohibited under law . D Privacy • Information overheard bu ...
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Genius IC-M21 - page 7
2 2 P ANEL DESCRIPTION q DIAL / CHANNEL GROUP SWITCH [DI A L ] • Selects and changes the regular channels. (p. 6) • Selects one of 2 regular channels in se- quence when pushed for 1 sec. (p. 6) - International and U.S.A. (U.K. version only) channels* are available for regular channels. *Germany version is International and A TIS channels. w CHA ...
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Genius IC-M21 - page 8
3 2 P ANEL DESCRIPTION CAUTION!: When attaching or releasing a battery pack, make sure the rubber seal is set in the groove of the battery pack/case correctly . If the seal is not neatly in the groove it may be damaged when attaching the battery pack/case. If the seal is damaged, water resistant is not guaranteed. OPEN LO C K Screw position when re ...
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Genius IC-M21 - page 9
4 2 P ANEL DESCRIPTION ■ Function display q TRANSMIT INDICA T OR (p. 8) Appears while transmitting. w BUSY INDICA T OR (p. 8) Appears when receiving a signal or when the squelch opens. e T AG CHANNEL INDICA T OR (p. 12) Appears when a tag channel is selected. r SCAN INDICA T OR (p. 12) Blinks while scanning. t CALL CHANNEL INDICA T OR (p. 6) Appe ...
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Genius IC-M21 - page 10
5 2 P ANEL DESCRIPTION o SUB CHANNEL READOUT • Indicates Channel 16 during priority scan. • Indicates Channel 16 during dualwatch or tri-watch. (p. 10) • Indicates the SET mode item while in SET mode !0 BA TTER Y INDICA TOR Indicates remaining battery power . !1 SQUELCH LEVEL INDICA TOR (p. 7) Shows squelch level when set. This indicator can ...
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Genius IC-M21 - page 11
6 3 BASIC OPERA TION D International and U.S.A. channels There are 57 International and 57 U.S.A. channels. These channel groups may be speci fi ed for the operating area. q Push [DIAL] to select a regular channel. w Push [ Y ]/[ Z ] switches to select a channel. - “ DUP ” appears for duplex channels. e T o change the channel group, push [DIAL ...
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Genius IC-M21 - page 12
7 3 BASIC OPERA TION ■ Lock function This function electronically locks all keys, except [PTT], [SQL • MONI ] and [H/L • LOCK ] to prevent accidental channel changes and function access. • Push [H/L • LOCK ] for 1 sec. to turn the lock function ON and OFF . - Only [PTT], [H/L • LOCK ] and [SQL • MONI ] are functional. Appears while th ...
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Genius IC-M21 - page 13
8 3 BASIC OPERA TION q Rotate [OFF/VOL] clockwise to turn power ON. - Use the squelch function to mute any audio noise if necessary . Refer to the previous page for details. w Push* [SQL • MONI ] for 1 sec., and rotate volume to set audio output level. *According to Monitor action selection in SET mode (p. 14). e Push [ Y ]/[ Z ] to select the de ...
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Genius IC-M21 - page 14
9 3 BASIC OPERA TION ■ Call channel programming The call channel switch is used to select Channel 9 by de - fault, however , you can program your most often-used chan- nels in each channel group for quick recall. q Push [DIAL] for 1 sec. to select the desired channel group (INT , USA) to be programmed. w Push [16 • C ] for 1 sec. to select the ...
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Genius IC-M21 - page 15
10 4 DUAL W A TCH/TRI-W A TCH ■ Description Dualwatch monitors Channel 16 while you are receiving an- other channel; tri-watch monitors Channel 16 and the call channel while receiving another channel. DUAL W A TCH/TRI-W A TCH SIMULA TION • If a signal is received on Channel 16, dualwatch/tri-watch pauses on Channel 16 until the signal disappear ...
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Genius IC-M21 - page 16
11 5 SCAN OPERA TION ■ Scan types Scanning is an ef fi cient way to locate signals quickly over a wide frequency range. The transceiver has a priority scan and a normal scan. Set the tag channels (channels to be scanned) before scan- ning. Clear the tag channels which inconveniently stop scan- ning, such as those used for digital communications. ...
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Genius IC-M21 - page 17
12 5 SCAN OPERA TION ■ Setting tag channels For more efficient scanning, add desired channels as tag channels or clear tag channels for unwanted channels. Chan- nels set as non-tag channels will be skipped during scanning. T ag channels can be assigned to each channel group (INT , USA) independently . q Select the desired channel group (INT , USA ...
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Genius IC-M21 - page 18
13 6 SET MODE ■ SET mode programming SET mode is used to change the conditions of 1 1 transceiver functions: beep tone, scan type, scan resure timer , auto scan, monitor action, automatic backlighting, LCD contrast, auto power save, self check, battery voltage and S/RF meter . q T urn power OFF . w While pushing [SQL • MONI ], turn power ON and ...
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Genius IC-M21 - page 19
D Scan resume timer “ St ” The scan resume timer can be selected as a pause (OFF) or timer scan (ON). When OFF is selected, the scan pauses until a received signal disappears. When ON is selected, the scan pauses for 5 sec. after receiving a signal and then re- sumes even if the signal is still being received. D Auto scan function “ AS ” Wh ...
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Genius IC-M21 - page 20
D Self check function “ SC ” The self check function checks transceiver conditions by it- self, and informs you in case a problem is found. The follow- ing items are checked after the power is turned ON, then it switches to operation mode. • T emperature (Outside of – 15 ° C to +55 ° C) • Connected battery voltage • W ater intrusion W ...
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Genius IC-M21 - page 21
16 6 SET MODE D Battery voltage indicator “ bt ” This function contains display or non-display settings of the voltage of the connected battery pack when the power is ON. • The voltage of the connected battery pack is displayed for 2 sec. after power is turned ON. D S-meter/RF meter indicator “ Sr ” This function contains display or non-d ...
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Genius IC-M21 - page 22
17 7 BA TTER Y CHARGING ■ Battery charging Prior to using the transceiver for the fi rst time, the Ni-Cd bat- teries must be fully charged for optimum life and operation. • Recommended temperature range for charging: +10 ° C to +40 ° C (+50 ° F to +104 ° F) • Use the supplied charger (BC-150) only . NEVER use an other manufactures charge ...
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Genius IC-M21 - page 23
18 7 BA TTERY CHARGING ■ Installing batteries in the battery case (Not supplied with some versions) When using a battery case attached to the transceiver , install 6 × AA(R6) size alkaline batteries as illustrated below . q Remove the battery case from the transceiver . w Install 6 × AA(R6) size alkaline batteries. • Be sure to observe the co ...
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Genius IC-M21 - page 24
19 7 BA TTERY CHARGING D Rapid charging with the BC-121N+AD-103 The optional BC-121N allows up to 6 battery packs to be charged simultaneously . The following are additionally re- quired. • Six AD-103. • An AC adapter (BC-124) or the DC power cable (OPC-656). AC adapter (purchased separately) AD-103 charger adapters are installed in each slot. ...
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Genius IC-M21 - page 25
20 8 SUPPLIED ACCESSORIES AND A TT ACHMENTS D Supplied accessories The following accessories are supplied: Qty . q Flexible antenna . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 w Swivel belt clip . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 e Handstrap . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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Genius IC-M21 - page 26
D Swivel belt clip T o attach: q Slide the stopper into the plastic loop on the back of the transceiver . w Clip the belt clip to a part of your belt. 21 8 SUPPLIED ACCESSORIES AND A TT ACHMENTS e Insert the stopper to the back of the belt clip. Once the transceiver is locked in place, it will swivel 360 de- grees. ...
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Genius IC-M21 - page 27
22 8 SUPPLIED ACCESSORIES AND A TT ACHMENTS T o remove: q T urn the transceiver upside down, and then lift to release the transceiver from the belt clip. w Release the belt clip. e Push the top of the stopper towards the transceiver and out at the same time, then push it downwards and free of the plastic loop. R R CAUTION! HOLD THE TRANSCEIVER TIGH ...
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Genius IC-M21 - page 28
23 9 TROUBLESHOOTING PROBLEM POSSIBLE CAUSE SOLUTION . REF . No sound comes from the speaker . • Squelch level is too deep. • V olume level is too low . • Speaker has been exposed to water . p. 7 p. 8 — • Set squelch to the threshold point. • Set [OFF/VOL] to a suitable level. • Drain water from the speaker . No power comes ON. • Th ...
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Genius IC-M21 - page 29
24 10 CHANNEL LIST International channels CH Frequency (MHz) CH Frequency (MHz) CH Frequency (MHz) CH Frequency (MHz) CH Frequency (MHz) CH Frequency (MHz) T ransmit Receive T ransmit Receive T ransmit Receive T ransmit Receive T ransmit Receive T ransmit Receive 01 156.050 160.650 1 1 156.550 156.550 21 157.050 161.650 62 156.125 160.725 72 156.62 ...
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Genius IC-M21 - page 30
25 11 SPECIFICA TIONS AND OPTIONS ■ Speci fi cations • GENERAL Frequency coverage : T ransmit 156.000 – 161.450 MHz Receive 156.000 – 163.425 MHz Mode : FM (16K0G3E) Channel spacing : 25 kHz Current drain (at 7.5 V DC) : TX High (5 W) 1.5 A typical (1 W) 0.7 A typical Max. audio 200 mA typical Power save 20 mA typical Frequency stability : ...
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Genius IC-M21 - page 31
DECLARATION OF CONFORMITY We Icom Inc. Japan 1-1-32 Kamiminami, Hirano-ku, Osaka 547-0003 Japan Kind of equipment: VHF MARINE TRANSCEIVER This compliance is based on conformity with the following harmonised standards, specifications or documents: i) EN 301 178-2 V1.1.1 (2000-08) ii) EN 60945 1997 iii) EN 60950 1992 iv) EN 300 698-2 V1.1.1 ( 2000-8) ...
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Genius IC-M21 - page 32
Count on us! 1-1-32 Kamiminami, Hirano-ku, Osaka 547-0002 Japan A-61 17H-1EU Printed in Japan © 2001 Icom Inc. GER BEL SWE FRA AUT LUX DEN SUI NED GRE IRL POR ITA GBR ESP FIN < Intended Country of Use > ...
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