Icom IC-M31 Instruction Manual
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Icom IC-M31 Instruction Manual

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INSTRUCTION MANUAL
VHF MARINE TRANSCEIVER
iM31

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  • Page 1 INSTRUCTION MANUAL VHF MARINE TRANSCEIVER iM31...

  • Page 2: In Case Of Emergency

    IN CASE OF EMERGENCY RECOMMENDATION If your vessel requres assstance, contact other vessels and CLEAN THE TRANSCEIVER THOROUGHLY WITH FRESH WATER after exposure to saltwater, and dry t before opera- the Coast Guard by sendng a dstress call on Channel 16. ton.

  • Page 3: Foreword

    FOREWORD FEATURES ☞ Waterproof construction Thank you for purchasng ths Icom product. The IC-M31 VHF MARINE TRANSCEIVER s desgned and bult wth Icom’s Bult tough to wthstand the punshng marne envron- state of the art technology and craftsmanshp. Wth proper care ment, the transcever’s submersble constructon meets...

  • Page 4: Precaution

    0.9 meters away from your any water or salt resdue. vessel’s magnetc navgaton compass. Icom, Icom Inc. and the Icom logo are regstered trademarks of Icom Incor- porated (Japan) n the Unted States, the Unted Kngdom, Germany, France, Span, Russa and/or other countres.

  • Page 5: Table Of Contents

    TABLE OF CONTENTS IN CASE OF EMERGENCY .......... 5 SCAN OPERATION ����������������������������������������������� 13–14 RECOMMENDATION ............ ■ Scan types ..............13 FOREWORD .............. ■ Settng tag channels ..........14 IMPORTANT .............. ■ Startng a scan ............14 EXPLICIT DEFINITIONS ............

  • Page 6: Operating Rules

    OPERATING RULES D Priorities (2) OPERATOR’S LICENSE A restrcted Radotelephone Operator Permt s the lcense • Read all rules and regulatons pertanng to prortes and most often held by small vessel rado operators when a rado keep an up-to-date copy handy. Safety and dstress calls s not requred for safety purposes.

  • Page 7: Supplied Accessories And Attachments

    SUPPLIED ACCESSORIES AND ATTACHMENTS ■ Supplied accessories D Handstrap Pass the handstrap through the loop on the sde of the The followng accessores are suppled: Qty. transcever as llustrated at • Flexble antenna ....... . 1 rght.
  • Page 8 n the drecton of the arrow as shown below. CAUTION: To attach the battery pack: Insert the battery pack n the IC-M31 completely, then turn When attachng or removng a battery pack, make sure the screw clockwse. the rubber seal s set n the groove of the battery pack correctly.

  • Page 9: Panel Description

    PANEL DESCRIPTION ■ Front, top and side panels q POWER SWITCH [PWR] Push and hold to turn power ON and OFF. w ANTENNA CONNECTOR (p. 2) Connects the suppled antenna. e SCAN/DUAL KEY [SCN• DUAL Speaker • Starts and stops normal or prorty scan. (p. 14) •...

  • Page 10: Function Display

    PANEL DESCRIPTION ■ Function display ■ Front, top and sde panels (Contnued) u CHANNEL UP/DOWN KEYS [Y]/[Z]• [TAG] • Selects an operatng channel. (pgs. 7, 8) • Selects the SET mode condton of the tem. (p. 16) • Checks tag channels or changes scannng drecton dur- ng scan.

  • Page 11: Panel Description

    PANEL DESCRIPTION t LOCK INDICATOR (p. 12) !1 SQUELCH LEVEL INDICATOR Appears whle the lock functon s actvated. Shows the squelch level. y BATTERY INDICATOR !2 VOLUME LEVEL INDICATOR Indcates remanng battery power. Shows the volume level. !3 VOLUME LEVEL ADJUSTING INDICATOR Indication Blnks whle adjustng the volume level.

  • Page 12: Basic Operation

    BASIC OPERATION ■ Channel selection D Call channel IMPORTANT: Pror to usng the transcever for the frst tme, the battery pack must be fully charged for optmum Each regular channel group has a separate call channel. In lfe and operaton. To avod damage to the transcever, addton, the call channel s montored durng tr-watch.
  • Page 13 BASIC OPERATION D International, U�S�A�* and ATIS* channels There are 57 (58)* Internatonal, 58 U.S.A.* and 57 ATIS* channels. These channel groups may be specfed for the operatng area. q Push [DIAL] to select a regular channel. w Push [Y]/[Z] to select a channel. •...

  • Page 14: Adjusting The Volume Level

    ■ Adjusting the squelch level The volume level can be adjusted wth [+]/[–]. The IC-M31 has a squelch level adjustment, even though there s no control knob for t. In order to receve sgnals properly, as ➥ Push [+]/[–] to adjust the volume level.

  • Page 15: Receiving And Transmitting

    BASIC OPERATION ■ Receiving and transmitting CAUTION: Transmttng wthout an antenna may damage IMPORTANT: To maxmze the readablty of your trans- the transcever. mtted sgnal, pause a few sec. after pushng [PTT], hold the mcrophone 5 to 10 cm from your mouth and speak q Push and hold [PWR] to turn power ON.

  • Page 16: Call Channel ProgrammNg

    BASIC OPERATION ■ Call channel programming t Push [16 ] to program the ds- The call channel key s used to select the default channel, •C however, you can program your most often-used channel n played channel as the call chan- nel.

  • Page 17: Lock FunctOn

    BASIC OPERATION ■ Lock function ■ Monitor function Ths functon electroncally locks all keys (except for [+]/[–], The montor functon releases the nose squelch mute. See [PTT], [SQL• ] and [H/L ]) to prevent accdental p. 18 for detals of the montor swtch acton. MONI •LOCK channel changes and functon access.

  • Page 18: Scan Operation

    SCAN OPERATION ■ Scan types Set the tag channels (scanned channel) before scannng. Scannng s an efficent way to locate sgnals quckly over a wde frequency range. The transcever has prorty scan and Clear the tag channels whch nconvenently stop scannng, such as dgtal communcatons.

  • Page 19: SettNg Tag Channels

    SCAN OPERATION ■ Setting tag channels ■ Starting a scan For more effcent scannng, add desred channels as tag Set the prorty scan functon, scan resume tmer and auto channels or clear the tag for unwanted channels. Non-tag scan functon n advance, usng SET mode. (pgs. 17, 18) channels wll be skpped durng scannng.

  • Page 20: Dualwatch/Tri-Watch

    DUALWATCH/TRI-WATCH ■ Description ■ Operation Dualwatch montors Channel 16 whle you are recevng q Select the desred operatng channel. another channel; tr-watch montors Channel 16 and the call w Push [SCN ] for 1 sec. to start dualwatch or tr-watch •DUAL channel whle recevng another channel.

  • Page 21: Set Mode

    SET MODE ■ SET mode programming D SET mode operation SET mode s used to change the condton of 11 transcever functons: Beep tone functon, Prorty scan functon, Scan q Turn power OFF. resume tmer, Auto scan functon, Dual/Tr-watch functon, w Whle pushng [SQL•...

  • Page 22: Set Mode Tems

    SET MODE ■ SET mode items D Priority scan function “Pr” D Beep tone function “bP” The transcever has 2 scan types—normal (OFF) and pror- You can select slent operaton by turnng the beep tones OFF, or you can have 2 types of confirmaton beeps sound ty (ON) scans.
  • Page 23 SET MODE D Auto scan function “AS” D Monitor switch action “Sq” The auto scan functon starts the desred scan automatcally The montor swtch acton cuts off the squelch functon tem- when no sgnal s receved, and no operaton s performed porarly.
  • Page 24 SET MODE D LCD contrast selection “LC” D Self check function “SC” The contrast of the LCD can be turned ON (hgh contrast) The self check functon checks transcever condtons by t- and OFF (low contrast). self, and nforms you n case a problem s found. The follow- ng tems are checked after the power s turned ON, then t swtches to operaton mode.

  • Page 25: Set Mode

    SET MODE D Battery voltage indicator “bt” SET MODE LIST The voltage of the connected battery pack can be turned ON Function Indication Switch (dsplayed for 2 sec.) or OFF (non-dsplayed) after power s turned ON. Beep tone functon "bP" OFF / ON* / US Prorty scan functon "Pr"...

  • Page 26: Battery Charging

    BATTERY CHARGING ■ Battery charging ■ Battery cautions CAUTION! NEVER Please refer to the BC-162 nstructon manual when nsert battery pack/transcever chargng the BP-252 wth the BC-162 (wth the battery pack attached) wth wet or soled nto the on battery pack charger.

  • Page 27: Optional Battery Case

    BATTERY CHARGING ■ Optional battery case D Charging connections q Attach the BC-150 to a flat surface, such as desk or cabn, etc., f desred. When usng a battery case attached to the transcever, n- w Connect the AC adapter as shown below. stall 6 ×...

  • Page 28: Optional Battery Chargers

    BATTERY CHARGING ■ Optional battery chargers D AD-103 installation w Connect the plugs of the BC-119N/121N to the AD-103 q Install the AD-103 desktop charger adapter nto the holder space of the BC-119N/121N. desktop charger adapter wth the connector, then nstall the adapter nto the charger wth the suppled screws.
  • Page 29 BATTERY CHARGING D Rapid charging with the BC-119N+AD-103 D Rapid charging with the BC-121N+AD-103 The optonal BC-119N provdes rapd chargng of battery The optonal BC-121N allows up to 6 battery packs to be packs. The followng are addtonally requred. charged smultaneously. The followng are addtonally re- •...

  • Page 30: Optional Swivel Belt Clip

    OPTIONAL SWIVEL BELT CLIP ■ MB-87 contents e Once the transcever s locked n place, t swvels as llus- trated below. Qty. q Belt clp ................1 w Base clp ................ 1 ■ To attach q Slde the base clp nto the plastc loop on the back of the ■...

  • Page 31: Troubleshooting

    TROUBLESHOOTING PROBLEM POSSIBLE CAUSE SOLUTION REF� The transcever does • The battery s exhausted. • Recharge the battery pack. p. 21 not turn ON. • Bad connecton to the battery pack. • Check the connecton to the transcever. p. 3 No sound from speaker.

  • Page 32: Channel List

    CHANNEL LIST International channels Frequency (MHz) Frequency (MHz) Frequency (MHz) Frequency (MHz) Frequency (MHz) Frequency (MHz) Transmt Receve Transmt Receve Transmt Receve Transmt Receve Transmt Receve Transmt Receve 156.575 156.575 156.050 160.650 156.550 156.550 157.050 161.650 156.075 160.675 157.075 161.675 156.625 156.625 156.100...

  • Page 33: Specifications

    SPECIFICATIONS D GENERAL D RECEIVER • Frequency coverage : Transmt 156.000–161.450 MHz • Receve system : Double-converson superhetero- Receve 156.000–163.425 MHz dyne • Mode : FM (16K0G3E) • Senstvty (20 dB SINAD) : –2 dBµ EMF typcal • Channel spacng : 25 kHz •...

  • Page 34: Options

    We are not responsble for the transcever ac adapter For rapd chargng of up to 6 battery packs (sx AD-103’s are re- beng damaged or any accdent caused when usng non-Icom op- qured) smultaneously. An AC adapter should be purchased sepa- tonal equpment.

  • Page 35: Doc

    CE versons of the IC-M31 whch dsplay the Ths warnng symbol ndcates that ths equp- “CE” symbol on the seral number seal, comply ment operates n non-harmonsed frequency wth the essental requrements of the Euro- bands and/or may be subject to lcensng cond- pean Rado and Telecommuncaton Termnal tons n the country of use.
  • Page 36 < Intended Country of Use > A-6298D-1EU-r Prnted n Japan 1-1-32 Kammnam, Hrano-ku, Osaka 547-0003, Japan 2003–2009 Icom Inc. ©...

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