Icom IC-M72 Instruction Manual
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Icom IC-M72 Instruction Manual

Vhf marine transceiver
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INSTRUCTION MANUAL
VHF MARINE TRANSCEIVER
iM72
This device complies with Part 15 of the FCC
Rules. Operation is subject to the condition that
this device does not cause harmful interference.

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  • Page 1 INSTRUCTION MANUAL VHF MARINE TRANSCEIVER iM72 This device complies with Part 15 of the FCC Rules. Operation is subject to the condition that this device does not cause harmful interference.

  • Page 2: Safety Training Information

    This radio has been evaluated for compliance at the distance of 2.5 cm with the FCC RF exposure limits for “Occupational Use Only”. In addition, your Icom radio complies with the fol- W ARN ING lowing Standards and Guidelines with regard to RF energy...

  • Page 3: In Case Of Emergency

    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. “MAYDAY MAYDAY MAYDAY.” 2. “THIS IS ...” (name of vessel) 3.

  • Page 4: Foreword

    FOREWORD Thank you for purchasing this Icom radio. The IC-M72 is designed and built with Icom’s state of the RINE TRANSCEIVER art technology and craftsmanship. With proper care this prod- uct should provide you with years of trouble-free operation. IMPORTANT READ ALL INSTRUCTIONS pletely before using the transceiver.

  • Page 5: Precaution

    For the U.S.A. only CAUTION: Changes or modifications to this device, not or above (–4°F) expressly approved by Icom Inc., could void your authority to operate this device under FCC regulations. away from (3.0 ft) Icom, Icom Inc. and the porated (Japan) in the United States, the United Kingdom, Germany, France, Spain, Russia and/or other countries.

  • Page 6: Table Of Contents

    TABLE OF CONTENTS SAFETY TRAINING INFORMATION ... i IN CASE OF EMERGENCY ... ii RECOMMENDATION ... ii FOREWORD ... iii IMPORTANT ... iii EXPLICIT DEFINITIONS ... iii FEATURES ... iii PRECAUTION ... iv TABLE OF CONTENTS ... v 1 OPERATING RULES ... 1 2 SUPPLIED ACCESSORIES AND ATTACHMENTS ...

  • Page 7: Operating Rules

    NOTE: Even though the IC-M72 is capable of operation on VHF marine channels 3, 21, 23, 61, 64, 81, 82 and 83, according to FCC regulations these simplex channels can- not be lawfully used by the general public in USA waters.

  • Page 8: Supplied Accessories And Attachments

    SUPPLIED ACCESSORIES AND ATTACHMENTS I Supplied accessories The following accessories are supplied: q Handstrap …………………………………………………… 1 w Battery charger …………………………………………… 1 e Screws for the battery charger r Belt clip ……………………………………… 1 (with screws) t AC adapter ………………………………………………… 1 y Li-Ion battery pack ………………………………………… 1 u Flexible antenna ……………………………………………...

  • Page 9: Battery Pack

    D Battery pack q Attach the battery pack into the transceiver as below. w Lock the battery pack with the latch. CAUTION!: NEVER attach or detach the battery pack when wet. Be careful when releasing the latch. Because the latch is tightly locked, don’t use a finger nail to open it—...

  • Page 10: Panel Description

    PANEL DESCRIPTION I Front, top and side panels Microphone q VOLUME CONTROL [VOL] Turns power ON and adjusts the audio level. w PTT SWITCH [PTT] Push and hold to transmit; release to receive. e MONITOR KEY [ • Manually opens the squelch for monitoring the channel while pushed and held.

  • Page 11: I Function Display

    y TRANSMIT POWER/LOCK KEY [H/L•LOCK] • Selects high, middle or low power when pushed. • Toggles the lock function ON/OFF when pushed and held for 1 sec. (p. 10) u SCAN KEY [SCAN•DUAL] • Starts and stops normal or priority scan when pushed. (pgs.
  • Page 12 PANEL DESCRIPTION r MONITOR INDICATOR (p. 10) Appears when the monitor function is activated. t DUALWATCH/TRI-WATCH INDICATORS (p. 16) “DUAL” blinks during dualwatch; “TRI” blinks during tri- watch. y VOX INDICATOR (p. 12) Appears when the VOX function is used. u SCRAMBLER INDICATOR (pgs.

  • Page 13: Basic Operation

    I Channel selection IMPORTANT!: Prior to using the transceiver for the first time, fully charge the battery pack. This will help maximize the capability and life of the battery. To avoid damage to the transceiver, turn the radio OFF while charging. D Channel 16 Channel 16 is used for establishing initial...

  • Page 14: Weather Channels

    BASIC OPERATION D U.S.A., International and Canadian channels The IC-M72 has 57 U.S.A., 57 International and 61 Cana- dian* channels. You must select the proper channels for the operating area. *Available with the USA versions only. q Push [CH/WX•U/I/C] to select the regular channel.

  • Page 15: I Receiving And Transmitting

    I Receiving and transmitting CAUTION: Transmitting without an antenna may damage the transceiver. q Rotate [VOL] clockwise to turn power ON. • Opening comment scrolls across the function display. (p. 13) • Push [16•9] to skip the opening comment indication. w Set the volume and squelch level.

  • Page 16: I Call Channel Programming

    BASIC OPERATION I Call channel programming The call channel key is used to select Channel 9 by default, however, you can program your most often-used channel in each channel group for quick recall. q Push and hold [CH/WX•U/I/C] for 1 sec. several times to select the desired channel group grammed.

  • Page 17: I Adjusting The Squelch Level

    I Adjusting the squelch level To adjust the IC-M72’s squelch level, use the [Y Y ]/[Z Z ] keys as desired below. In order to receive signals properly, as well as for the scan to function effectively, the squelch must be ad- justed to the proper level.

  • Page 18: I Vox Function

    You may replace the factory-set opening comment with a comment of your own. The opening comment appears each time the IC-M72 is powered ON. The comment may be up to 16 characters long. D D Available characters (water that might otherwise muf- .
  • Page 19 D D Channel name/comment programming q Push [Y Y ]/[Z Z ] to select a channel to program. • Push and hold [CH/WX•U/I/C] for 1 sec. to select a channel group, if necessary. w While pushing and holding [ push [CH/WX•U/I/C]. •...

  • Page 20: Scan Operation

    SCAN OPERATION I Scan types Scanning is an efficient way to quickly locate signals over a wide frequency range. The transceiver has a priority scan set- ting and normal scan setting. In addition, the “Weather alert” and “Auto scan” functions are also available for scanning.

  • Page 21: I Setting Tag Channels

    I Setting TAG channels For more efficient scanning, add desired channels as TAG channels or clear the TAG for unwanted channels. Untagged will be skipped during scanning. TAG channels can be assigned to each channel group (USA, INT, CAN) dently. q Select the desired channel to set as a TAG channel.

  • Page 22: Dualwatch/Tri-Watch

    DUALWATCH/TRI-WATCH I Description Dualwatch monitors Channel 16 while you are receiving another channel; tri-watch monitors Channel 16 and the call channel while receiving another channel. DUALWATCH/TRI-WATCH SIMULATION Dualwatch • If a signal is received on Channel 16, dualwatch/tri-watch pauses on Channel 16 until the signal disappears. •...

  • Page 23: Set Mode

    I SET mode programming SET mode is used to change the condition of 18 transceiver functions: beep tone function, weather alert function, scan type, scan resume timer, auto scan function, dual/tri-watch function, monitor key action, backlighting function, LCD con- trast selection, auto power save function, self check function, battery voltage indication, squelch sensitivity, channel name scroll type, scroll speed, scrambler code, VOX gain and VOX delay.

  • Page 24: I Set Mode Items

    When the weather alert function is turned ON, any detected weather alert will make the IC-M72 activate a blinking “WXALT” alert indicator on the function display and repeatedly sound a beep tone. The blinking and beeping stops when the radio is picked up and operated.

  • Page 25: Auto Scan Function

    D Auto scan function The auto scan function starts the desired scan automatically when no signal is received, and no operation is performed for 30 sec. Push Auto scan OFF Auto scan ON D Dual/Tri-watch function This item selects dual or tri-watch as desired. See p. 16 for details.
  • Page 26 SET MODE D LCD contrast selection The contrast of the LCD can be selected from Hi (default) and Push High contrast (default) D Auto power save function The auto power save function reduces current drain by deac- tivating the receiver circuit for preset intervals. •...
  • Page 27 D Battery voltage indicator This function controls display or non-display settings of the connected battery pack’s voltage when the power is ON. • The voltage of the connected battery pack is displayed for 2 sec. after power is turned ON. Push Voltage indication Voltage indication ON...
  • Page 28 SET MODE D D Voice scrambler code available with some versions only) There are 32 codes available for programming. In (1 to 32) order to understand each other, all transceivers in your group must share the same scrambler code. Push Scramble code 1 (default) D VOX gain...

  • Page 29: Battery Charging

    Misuse can also cause other battery damage or degra- dation of battery performance. • R DANGER! Use and charge only specified Icom battery pack with Icom transceiver. Only Icom battery pack is tested and approved for use with Icom transceiver. Using third- party or counterfeit battery packs may cause smoke, fire, or...
  • Page 30 • CAUTION! DO NOT charge the battery outside of the spec- ified temperature range: ±0˚C to +45˚C (+32˚F to +113˚F). Icom recommends charging the battery at +20˚C (+68˚F). The battery may heat up or rupture if charged out of the specified temperature range.

  • Page 31: I Supplied Battery Charger

    I Supplied battery charger D BC-166 installation • To a desktop • To a wall Supplied screws Supplied screws • For added stability Eyelet: Use a rubber band to secure the transceiv- er, if desired. D Charging q Connect the AC adapter as shown below. w Insert the battery pack with/without the transceiver into the charger.

  • Page 32: I Optional Battery Chargers

    BATTERY CHARGING I Optional battery chargers D AD-114 installation qConnect both the 3-pin and 10-pin connectors of the charger to the AD-114 desktop charger adapter’s plug. wInstall the adapter into the charger in the direction of the arrow, then use the supplied 2 screws to secure the charger adapter to the charger.
  • Page 33 D Rapid charging with the BC-121N+AD-114 The optional BC-121N allows up to 6 battery packs to be charged simultaneously. The following options are addition- ally required. • Six AD-114 charger adapters • An AC adapter or the DC power cable (BC-157) Transceiver Turn power OFF...

  • Page 34: Optional Swivel Belt Clip

    OPTIONAL SWIVEL BELT CLIP I Attachment q Screw the base clip to the back of the transceiver using the two screws (sup- , as shown at right. plied) w Clip the belt clip over your belt and insert the transceiver. e Once the transceiver is locked in place, it swivels.

  • Page 35: Optional Speaker-Microphone

    OPTIONAL SPEAKER-MICROPHONE I HM-125 descriptions Alligator type clip To attach the speaker-mic. to your shirt or collar, etc. PTT switch Transmits during push. Receives during release. Microphone Speaker Turn the transceiver power OFF when connecting the HM-125. NEVER immerse the connector in water. If the connector be- comes wet, be sure to dry it BEFORE attaching it to the trans- ceiver.

  • Page 36: Troubleshooting

    TROUBLESHOOTING PROBLEM The transceiver does not • The battery is depleted. turn ON. • Bad connection to the battery pack. sound from • Squelch level is too tight. speaker. • Volume level is too low. • Speaker has been exposed to water. •...

  • Page 37: Vhf Marine Channel List

    Channel number Frequency (MHz) Channel number Frequency (MHz) CAN Transmit Receive 156.050 160.650 156.050 156.050 156.100 160.700 156.150 160.750 156.150 156.150 156.200 160.800 04A 156.200 156.200 156.250 160.850 05A 156.250 156.250 156.300 156.300 156.350 160.950 07A 156.350 156.350 156.400 156.400 156.450 156.450 156.500 156.500 156.550 156.550...

  • Page 38: Specifications

    SPECIFICATIONS D D GENERAL • Frequency coverage : TX • Mode : 16K0G3E • Power supply requirement : Specified Icom’s battery pack only • Current drain (at 7.5 V DC; approx.) TX High 1.7 A (at 6 W) TX Mid.

  • Page 39: Options

    D BATTERY CASE AND PACK • BP-245 Li-Ion BATTERY PACK 7.4 V/2000 mAh Li-Ion battery pack. D CHARGERS • BC-119N + AD-114 DESKTOP CHARGER CHARGER ADAPTER + BC-145 AC ADAPTER For rapid charging of battery packs. An AC adapter is supplied with the charger depending on versions.
  • Page 40 A-6479D-1EX-q Printed in Japan 1-1-32 Kamiminami, Hirano-ku, Osaka 547-0003, Japan 2005–2006 Icom Inc. ©...

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