Icom IC-M422 User Manual Download

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INSTRUCTION MANUAL

New2001

iM422

VHF MARINE TRANSCEIVER

!IC-M422.qxd 05.2.23 2:20 PM Page A (1,1)

Summary of Contents for IC-M422

Page 1: ...INSTRUCTION MANUAL New2001 iM422 VHF MARINE TRANSCEIVER IC M422 qxd 05 2 23 2 20 PM Page A 1 1 ...

Page 2: ... ALL INSTRUCTIONS carefully and completely before using the transceiver SAVE THIS INSTRUCTION MANUAL This in struction manual contains important operating instructions for the IC M422 EXPLICIT DEFINITIONS WORD DEFINITION R WARNING CAUTION NOTE Personal injury fire hazard or electric shock may occur Equipment damage may occur Recommended for optimum use No risk of personal injury fire or electric s...

Page 3: ... DIGITAL SELECTIVE CALLING Ch 70 DISTRESS CALL PROCEDURE 1 While lifting up the key cover push and hold DISTRESS for 5 sec until you hear 5 short beeps change to one long beep 2 Wait for an acknowledgment on Channel 70 from a coast station After the acknowledgement is received Channel 16 is automatically selected 3 Push and hold PTT then transmit the appropriate information as listed above USING C...

Page 4: ...antenna when persons are within the MPE radius of the antenna unless such persons such as driver or radio operator are shielded from antenna field by a grounded metallic barrier The MPE Radius is the minimum distance from the antenna axis that person should maintain in order to avoid RF exposure higher than the allow able MPE level set by FCC WARNING FAILURE TO OBSERVE THESE LIMITS MAY ALLOW THOSE...

Page 5: ... 30 31 Intercom operation 30 Public Address PA function 31 RX Speaker function 31 8 SET MODE 32 34 Set mode programming 32 Set mode items 32 9 CONNECTIONS AND MAINTENANCE 35 37 Connections 35 Supplied accessories 36 Antenna 36 Fuse replacement 36 Mounting the transceiver 36 Optional MB 69 installation 37 10 TROUBLESHOOTING 38 11 SPECIFICATIONS AND OPTIONS 39 Specifications 39 Options 39 12 COMMAND...

Page 6: ...1 m away from the ship s navigation compass DO NOT use or place the transceiver in areas with temper atures below 4 F 20 C or above 140 F 60 C or in areas subject to direct sunlight such as the dashboard AVOID the use of chemical agents such as benzine or al cohol when cleaning as they may damage the transceiver surfaces If the transceiver becomes dusty or dirty wipe it clean with a soft dry cloth...

Page 7: ...PERATOR S LICENSE A Restricted Radiotelephone Operator Permit is the license most often held by small vessel radio operators when a radio is not required for safety purposes The Restricted Radiotelephone Operator Permit must be posted or kept with the operator Only a licensed radio opera tor may operate a transceiver However non licensed individuals may talk over a transceiver if a licensed operat...

Page 8: ...h to stop Dualwatch or Tri watch when either is acti vated p 12 Advance the cursor while in the channel comment pro gramming condition p 9 e DSC POSITION KEY DSC POS Push to select the DSC menu p 13 Push for 1 sec to show the current position from a GPS receiver p 15 r POWER VOLUME CONTROL VOL p 7 Push for 2 sec to turn power ON and OFF Rotate to adjust the audio level t SQUELCH CONTROL SQL Rotate...

Page 9: ...htness of the LCD and key backlight p 9 Push both keys to select one of three channel groups in sequence p 6 U S A International and Canadian channels are available Checks TAG channels changes scanning direction or resumes the scan manually during scan p 11 Push Y or Z to adjust the audio level in Public Ad dress mode p 31 While pushing PA RX push Y or Z to adjust the audio level in RX Speaker mod...

Page 10: ...S REPLY appears when a Position Request Reply call or Position Report Reply call is received pgs 28 29 u GPS INDICATOR Appears while valid position data is received Blinks when invalid position data is received Disappears when no GPS receiver is connected i DUPLEX INDICATOR p 6 Appears when a duplex channel is selected o CHANNEL NUMBER READOUT Indicates the selected operating channel number appear...

Page 11: ...hannel ï ï Channel 9 Call channel Each regular channel group has a separate leisure use call channel The call channel is monitored during Tri watch The call channels can be programmed p 8 and are used to store your most often used channel in each channel group for quick recall Push 16 9 for 1 sec to select the call channel of the se lected channel group CALL and call channel number appear Each cha...

Page 12: ... channels appears when a simplex channel is selected ï ï Weather channels The IC M422 has 10 weather channels These are used for monitoring broadcasts from NOAA National Oceanographic and Atmospheric Administration The transceiver can detect a weather alert tone on the se lected weather channel while receiving the channel during standby on a regular channel or while scanning p 33 q Push CH WX DUAL...

Page 13: ... necessary LOC appears when the receive Attenuator function is in use y Push HI LO to select the output power if necessary LOW appears when low power is selected Choose low power for short range communications choose high power for longer distance communications Some channels are for low power only u Push and hold PTT to transmit then speak into the mi crophone M appears Channel 70 cannot be used ...

Page 14: ...n ternational or Canada to be programmed w Push 16 9 for 1 sec to se lect the call channel of the selected channel group CALL and call channel num ber appear e Push 16 9 again for 3 sec until a long beep changes to 2 short beeps to enter the call channel program ming condition Channel number starts blink ing r Push Y or Z to select the desired channel t Push 16 9 to program the displayed channel a...

Page 15: ...ward or backward respectively r Repeat step e to input all characters t Push DSC POS to input and set the comment Push LO DX IC to cancel The cursor and the character stop blinking y Repeat steps q to t to program other channel com ments if desired Microphone Lock function The Microphone Lock function electrically locks Y Z and HI LO keys on the supplied microphone This prevents ac cidental channe...

Page 16: ...ght page for details Choose Priority or Normal scan in Set mode p 32 PRIORITY SCAN Priority scan searches through all TAG channels in se quence while monitoring Channel 16 When a signal is de tected on Channel 16 scan pauses until the signal disap pears when a signal is detected on a channel other than Channel 16 scan becomes Dualwatch until the signal dis appears CH 06 CH 01 CH 16 CH 02 CH 05 CH ...

Page 17: ...Starting a scan Set scan type Priority or Normal scan and scan resume timer in advance using Set mode p 32 q Push both Y and Z to select the desired channel group USA INT CAN if desired w Set TAG channels as described at left e Make sure the squelch is closed to start a scan r Push SCAN TAG to start Priority or Normal scan appears at the channel comment indicator during Pri ority scan appears at t...

Page 18: ...atch A beep tone sounds when a signal is received on Channel 16 r To cancel Dualwatch Tri watch push CH WX DUAL again DUALWATCH TRI WATCH SIMULATION If a signal is received on Channel 16 Dualwatch Tri watch pauses on Channel 16 until the signal disappears If a signal is received on the call channel during Tri watch Tri watch becomes Dualwatch until the signal disappears To transmit on the selected...

Page 19: ... DSC POS A cursor starts blinking r Enter the specified MMSI code by pushing Y or Z Push CH WX DUAL or 16 9 to move the cursor forward or backward respectively t Input 9 digit code then push DSC POS to set the code Returns to the normal operation MMSI code check The 9 digit MMSI DSC self ID code can be checked q Push DSC POS to enter the DSC menu w Push Y or Z to select and push DSC POS e Check th...

Page 20: ... 16 9 to move the cursor forward or backward respectively Push LO DX IC to cancel and exit the condition 1st digit 0 is fixed for a Group ID When you input 1st digit 0 and other 8 digits the ID is automatically registered as a Group ID t After entering the 9 digit code push DSC POS to set up to a 7 character ID name using Y or Z Push CH WX DUAL or 16 9 to move the cursor forward or backward respec...

Page 21: ...01 is con nected the transceiver displays the current position data in seconds of accuracy A NMEA0183 ver 2 0 or 3 01 sentence formatters RMC GGA GNS GLL compatible GPS receiver is required Ask your dealer about suitable GPS receivers Push DSC POS for 1 sec to display the current position Latitude and Longitude scroll in sequence at the channel com ment indicator scrolls when no GPS is connected W...

Page 22: ...backlighting is blinking e After transmitting the Distress call the transceiver waits for an acknowledgment call on Ch70 The Distress call is automatically transmitted every 3 5 to 4 5 minutes scrolls at the channel comment indicator r After receiving the acknowledgment reply using the mi crophone Channel 16 is automatically selected scrolls at the channel comment indicator A distress alert contai...

Page 23: ...elect the desired pre programmed In dividual address push DSC POS The ID code must be set in advance p 13 r Push Y or Z to select the desired intership channel push DSC POS Intership channels are already preset into the transceiver in pre ferred order After pushing DSC POS Channel 70 is selected and appears at the channel comment indicator t Push DSC POS to transmit the Individual call If Channel ...

Page 24: ...to the responding ship D Transmitting an Individual acknowledgement When receiving an Individual call you can transmit an ac knowledgement Able to comply or Unable to comply by using the on screen prompts see page 26 for details Alter natively you can send an acknowledgement through the menu system as follows q Push DSC POS to enter the DSC menu w Push Y or Z to select push DSC POS item appears af...

Page 25: ... comment indicator t Push DSC POS to transmit the acknowledgement call to the selected station y After the Individual acknowledgement call has been trans mitted the specified channel specified by the calling sta tion is selected automatically when is selected or returns to the previous condition before entering the DSC menu when is selected in step e Scrolls Transmitting ABLE is selected IC M422 q...

Page 26: ...ip channels are already preset into the transceiver in pre ferred order After pushing DSC POS Channel 70 is selected and appears at the channel comment indicator t Push DSC POS to transmit the Group call If Channel 70 is busy the transceiver stands by until the channel becomes clear Routine category only is available y After the Group call has been transmitted the specified channel in step r is se...

Page 27: ... POS to enter the DSC menu w Push Y or Z to select e Push DSC POS to enter the standby condition for All Ships call Channel 70 is selected and appears at the channel comment indicator r Push DSC POS to transmit the All Ships call Routine category only is available t After the All Ships call has been transmitted Channel 16 is selected automatically Transmitting Scrolls IC M422 qxd 05 2 23 2 20 PM P...

Page 28: ...be set in advance p 13 r Push DSC POS to enter the standby condition for Posi tion Request call Channel 70 is selected and appears at the channel comment indicator t Push DSC POS to transmit the Position Request call y After the Position Request call has been transmitted the following indication is displayed scrolls at the channel comment indicator u Push any key to exit the condition and return t...

Page 29: ... ID code must be set in advance p 13 r Push DSC POS to enter the standby condition for Posi tion Report call Channel 70 is selected and appears at the channel comment indicator t Push DSC POS to transmit the Position Report call y After the Position Report call has been transmitted the fol lowing indication is displayed scrolls at the channel comment indicator u Push any key to exit the condition ...

Page 30: ...must be set in advance p 13 r Push DSC POS to enter the standby condition for Polling Request call Channel 70 is selected and appears at the channel comment indicator t Push DSC POS to transmit the Polling Request call y After the Polling Request call has been transmitted the fol lowing indication is displayed scrolls at the channel comment indicator u Push any key to exit the condition and return...

Page 31: ...ly call when a Position Report call is received q When a Position Report call is received DSC appears and scrolls at the channel comment indicator w Push DSC POS to reply to the Position Report call push other key to ignore the Position Report call D Transmitting a Polling Request Reply call Transmit a Polling Request Reply call when a Polling Request call is received q When a Polling Request call...

Page 32: ...ceiving a Distress Relay call While monitoring Channel 70 and a Distress Relay acknowl edgement is received The emergency alarm sounds for 2 minutes Push any key to stop the alarm DSC appears and scrolls at the channel com ment indicator then Channel 16 is selected automatically D Receiving an Individual call While monitoring Channel 70 and an Individual call is received The emergency alarm or bee...

Page 33: ...s and scrolls at the channel comment indicator Push DSC POS to monitor Channel 16 for an announce ment from the calling vessel push any other key to ignore the call D Receiving a Geographical Area call While monitoring Channel 70 and a Geographical Area call for the area you are in is received The emergency alarm or beeps sound for 2 minutes de pending on the received category Push any key to stop...

Page 34: ...ore the call D Receiving a Polling Request call While monitoring Channel 70 and a Polling Request call is re ceived DSC appears and scrolls at the channel comment indicator The beeps sound for 2 minutes Push any key to stop the beeps Push DSC POS to reply to the call push any other key to ignore the call D Receiving a Position Request Reply call While monitoring Channel 70 and a Position Request R...

Page 35: ...ude co ordinates and then Longitude co ordinates scrolls when no GPS is connected The beeps sound for 2 minutes Push any key to stop the beeps D Receiving a Polling Request Reply call While monitoring Channel 70 and a Polling Request reply call is received DSC appears and scrolls at the channel comment indicator The beeps sound for 2 minutes Push any key to stop the beeps Push DSC POS to reply to ...

Page 36: ...listener function dis play respectively To adjust the IC M422 s speaker output level rotate VOL To adjust the HM 157 s speaker output level push Y or Z after pushing VOL PA RX on the HM 157 r After releasing PTT you can hear the response through the speaker t To return to the normal operation push LO DX IC mo mentarily 16 9 and DISTRESS keys are also available While in the Intercom mode the transc...

Page 37: ... push Y or Z e To return to normal operation push PA RX 16 9 and DISTRESS keys are also available While in the Public Address mode the transceiver func tions transmit and receive are interrupted If the trans ceiver is in transmit condition the Public Address function is not available RX Speaker function The IC M422 has an RX Speaker function When this func tion is turned ON the received audio can ...

Page 38: ...ble only when optional HM 157 is connected Set mode items D Scan type The transceiver has 2 scan types Normal scan and Priority scan Normal scan searches all TAG channels in the selected channel group Priority scan searches all TAG channels in se quence while monitoring Channel 16 D D Scan resume timer The scan resume timer can be selected as a pause OFF or timer scan ON When OFF is selected the s...

Page 39: ...70 while you are receiving an other channel If a distress signal is received on Channel 70 the transceiver monitors Channel 16 and 70 alternately until the distress sig nal disappears If a signal is received on another channel DSC watch pauses until the signal disappears This function may not be available for some channel groups depending on dealer setting scrolls at the channel comment indicator ...

Page 40: ...ceiver automatically transmits the reply call respectively scrolls at the channel comment indicator D D Radio power Available only when optional HM 157 is connected This item sets the Radio Power function ON or OFF scrolls at the channel comment indicator ON The transceiver s power is controlled by the HM 157 When the HM 157 is turned OFF the transceiver will also be turned OFF automatically OFF T...

Page 41: ...Ask your dealer about suitable GPS receivers t NMEA OUT LEAD White Connects to a PC or navigation equipment NMEA0183 ver 3 01 sentence formatters DSC DSE compatible for plotting position data received from other ships y ANTENNA CONNECTOR Connects a marine VHF antenna with a PL 259 connector to the transceiver CAUTION Transmitting without an antenna may dam age the transceiver u EXTERNAL MICROPHONE...

Page 42: ...r allows overhead or dashboard mounting Mount the transceiver securely with the 2 supplied screws 5 20 to a surface which is more than 10 mm thick and can support more than 5 kg Mount the transceiver so that the face of the transceiver is at 90 to your line of sight when operating it CAUTION KEEP the transceiver and microphone at least 1 meter away from your vessel s magnetic navigation com pass N...

Page 43: ...rans ceiver w Slide the transceiver through the hole as shown below e Attach the clamps on either side of the transceiver with 2 supplied bolts 5 8 mm Make sure that the clamps align parallel to the transceiver body r Tighten the end bolts on the clamps rotate clockwise so that the clamps press firmly against the inside of the in strument control panel t Tighten the locking nuts rotate countercloc...

Page 44: ...e selected Some channels are for low power or re ceive only The output power is set to low pgs 5 6 54 p 7 Change channels Push HI LO on the microphone to select high power Scan does not start TAG channel is not programmed Set the desired channels as TAG channels p 11 No beeps Beep tones are turned OFF The squelch is open Turn the beep tone ON in Set mode Set SQL to the threshold point p 33 p 7 Dis...

Page 45: ...22 µV typical Squelch sensitivity 0 22 µV Intermodulation rejection ratio More than 70 dB Spurious response rejection ratio More than 70 dB Adjacent channel selectivity More than 70 dB Audio output power 4 5 W typical at 10 distortion with a 4 Ω load All stated specifications are subject to change without notice or obligation D D Dimensions Options MB 69 FLUSH MOUNT KIT For mounting the transceive...

Page 46: ... push to turn the Public Address mode ON or OFF p 50 While pushing H L push for 1 sec to turn the RX Speaker mode ON or OFF p 50 w SQUELCH MONITOR LOCK KEY SQL L Push Y Y or Z Z to set the squelch threshold level after pushing SQL L p 45 Push for 1 sec to turn the monitor function ON p 47 While pushing H L push SQL L to toggle the microphone Key Lock function ON or OFF p 46 T appears while microph...

Page 47: ...s selected Push for 3 sec to enter call channel programming con dition when call channel is selected p 46 While pushing CH WX U I C push to enter the channel comment programming condition p 51 While turning power ON push to enter Set mode p 49 y CHANNEL UP DOWN KEYS Y Y Z Z Push to select the operating channel Set mode set tings etc pgs 44 49 Push and hold Y to move upward through the operat ing c...

Page 48: ...pushing this key other keys perform secondary functions While turning power ON push to toggle the All key Lock function ON or OFF p 46 T blinks while the All key Lock function is in use Only PWR and PTT are functional when the All key Lock function is in use Function display q TRANSMIT INDICATOR p 45 Appears while transmitting w BUSY INDICATOR p 45 Appears when receiving a signal or when the squel...

Page 49: ... appears during Priority or Normal scan respectively p 48 In Set mode indicates and scrolls the selected item p 49 0 SQUELCH INDICATOR p 45 Appears while noise squelch level is adjusted 1 VOLUME INDICATOR p 45 Appears while audio output level is adjusted 2 CHANNEL NUMBER READOUT Indicates the selected operating channel number appears when a simplex channel is selected p 44 In Set mode indicates th...

Page 50: ...annel group w Push Y Y or Z Z to select a weather channel e Push CH WX to return to the condition before selecting the weather channel group D D U S A International and Canadian channels q Push CH WX U I C to select a regular channel Push CH WX U I C again if a weather channel appears w While pushing H L push CH WX U I C to select a channel group U S A International and Canadian channels can be se...

Page 51: ...f necessary LOW appears when low power is selected Choose low power for short range communications choose high power for longer distance communications Some channels are for low power only u Push and hold PTT to transmit then speak into the mi crophone appears Channel 70 cannot be used for transmission other than DSC i Release PTT to receive Simplex channels 3 21 23 61 64 81 82 and 83 CAN NOT be l...

Page 52: ...layed channel as the call chan nel The channel number stops blinking Push CH WX U I C to cancel Lock functions The Lock function electronically locks keys and switches to prevent accidental changes and function access from the mi crophone All keys switches and controllers on the transceiver are functional D D Activating the Lock function While pushing H L push SQL L to turn the Lock function ON or...

Page 53: ...mployed Push SQL L for 1 sec to activate the Monitor function blinks and audio is emitted Any key cancels the Monitor function Dualwatch Tri watch operation q Select Dualwatch or Tri watch in Set mode P 33 w Push Y Y or Z Z to select the desired channel While pushing H L push CH WX U I C several times to select the channel group USA INT CAN if desired e Push CH WX U I C for 1 sec to start Dualwatc...

Page 54: ...advance using Set mode p 32 q While pushing H L push CH WX U I C several times to select the desired channel group USA INT or CAN w Set TAG channels as described at left e Make sure the squelch is closed to start a scan r Push SCAN to start Priority or Normal scan or appears at the channel comment indicator during Priority or Normal scan respectively When a signal is detected scan pauses until the...

Page 55: ... q Turn power OFF w While pushing 16 9 turn power ON After a beep emission a Set mode item appears at the channel comment indicator e After the display appears release 16 9 r Push 16 9 to select the desired item if necessary t Push Y Y or Z Z to select the desired condition of the item y Turn power OFF then ON again to exit Set mode Beep tone You can select the silent operation by turning beep ton...

Page 56: ...tion q While pushing H L push VOL PA RX to enter the Public Address mode w Push and hold PTT to talk appears at the channel comment indicator e Release PTT to listen appears at the channel comment indicator when the transceiver is in talking mode To adjust the audio output level push Y or Z r To cancel the Public Address mode repeat step q Pushing 16 9 also cancels the Intercom function While in t...

Page 57: ...ckward respectively r Repeat step e to input all characters t Push 16 9 to input and set the comment Push CH WX U I C to cancel The cursor and the character stop blinking y Repeat steps q to t to program other channel com ments if desired Available characters HM 157 supplied accessories Accessories included with the HM 157 Qty q Connection cable OPC 1000 6 m 20 ft 1 w Mounting base 1 e Microphone ...

Page 58: ...ansceiver and the connection cable is available and up to 2 OPC 999 can be added q Insert the supplied cable into the external microphone jack and tighten the cable nut as shown below w To use the supplied cable as a wall socket follow the below steps e Using the mounting base carefully mark off the 2 spots where the cable and screws will be fastened r Drill holes at these marks t Install the moun...

Page 59: ...53 12 COMMANDMIC II HM 157 New2001 12 50 d mm 1 31 32 23 d mm 29 32 24 to 27 d mm 15 16 to 1 1 16 5 mm 3 16 Gasket Mounting base Cap Nut 2 mm 3 32 IC M422 qxd 05 2 23 2 21 PM Page 53 1 1 ...

Page 60: ... CAN Transmit Receive 64A 64A 156 225 156 225 65A 65A 156 275 156 275 156 325 160 925 67 2 67 156 375 156 375 68 68 156 425 156 425 69 69 156 475 156 475 70 3 70 3 156 525 156 525 71 71 156 575 156 575 72 72 156 625 156 625 73 73 156 675 156 675 74 74 156 725 156 725 77 1 77 1 156 875 156 875 156 925 161 525 78A 78A 156 925 156 925 156 975 161 575 79A 79A 156 975 156 975 157 025 161 625 80A 80A 15...

Page 61: ...New2001 55 14 TEMPLATE 13 14 Unit mm inch 164 615 32 78 3 1 16 149 57 8 61 6 2 7 16 R8 Max HM 157 MB 69 24 to 27 d 15 16 to 11 16 2 3 32 Cut here IC M422 qxd 05 2 23 2 21 PM Page 55 1 1 ...

Page 62: ... IC M422 qxd 05 2 23 2 21 PM Page 56 1 1 ...

Page 63: ...57 MEMO New2001 IC M422 qxd 05 2 23 2 21 PM Page 57 1 1 ...

Page 64: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan A 6431D 1US Printed in Japan 2005 Icom Inc New2001 IC M422 qxd 05 2 23 2 21 PM Page 58 1 1 ...

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