!IC-M422-3.qxd 06.8.
!IC-M422-3.qxd 06.8.11 9:23 AM Page i (1,1) New2001 FOREWORD IMPORTANT Thank you for purchasing this Icom product. The IC-M422 VHF MARINE TRANSCEIVER is designed and built with Icom’s state of the art technology and craftsmanship. With proper care, this product should provide you with years of trouble-free operation.
!IC-M422-3.qxd 06.8.11 9:23 AM Page ii (1,1) New2001 IN CASE OF EMERGENCY NOTE If your vessel requires assistance, contact other vessels and the Coast Guard by sending a Distress call on Channel 16. A WARNING STICKER is supplied with the transceiver. To comply with FCC regulations, this sticker must be affixed in such a location as to be readily seen from the operating controls of the radio as in the diagram below. Make sure the chosen location is clean and dry before applying the sticker. (p.
!IC-M422-3.qxd 06.8.11 9:23 AM Page iii (1,1) New2001 RADIO OPERATOR WARNING Icom requires the radio operator to meet the FCC Requirements for Radio Frequency Exposure. An omnidirectional antenna with gain not greater than 9 dBi must be mounted a minimum W ARN ING of 5 meters (measured from the lowest point of the antenna) vertically above the main deck and all possible personnel. This is the minimum safe separation distance estimated to meet all RF exposure compliance requirements.
!IC-M422-3.qxd 06.8.
!IC-M422-3.qxd 06.8.11 9:23 AM Page v (1,1) New2001 PRECAUTIONS RWARNING! NEVER connect the transceiver to an AC BE CAREFUL! The transceiver rear panel will become outlet. This may pose a fire hazard or result in an electric shock. hot when operating continuously for long periods. Place the transceiver in a secure place to avoid inadvertent use by children. CAUTION: Changes or modifications to this device, not expressly approved by Icom Inc.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 1 (1,1) OPERATING RULES 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. • You must monitor Channel 16 when you are not operating on another channel. • False or fraudulent distress signals are prohibited and punishable by law. D PRIVACY • Information overheard but not intended for you cannot lawfully be used in any way.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 2 (1,1) New2001 2 PANEL DESCRIPTION ■ Front panel q Speaker w Function e display (p. 4) r !0 o i u y t q CHANNEL 16/CALL CHANNEL KEY [16•9] ➥ Push to select Channel 16. (p. 5) ➥ Push for 1 sec. to select Call channel. (p. 5) • “CALL” appears when Call channel is selected. ➥ Push for 3 sec. to enter Call channel programming condition when Call channel is selected. (p.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 3 (1,1) New2001 PANEL DESCRIPTION i PUBLIC ADDRESS/RX SPEAKER KEY [PA•RX ] ➥ Push to turn the Public Address mode ON or OFF. (p. 31) ➥ Push for 1 sec. to turn the RX Speaker mode ON or OFF. (p. 31) o SCAN KEY [SCAN•TAG] (p. 11) ➥ Push to start and stop Normal or Priority scan. ➥ Push for 1 sec. to set or clear the displayed channel as a TAG (scanned) channel. ➥ While pushing [HI/LO] on the microphone, push for 3 sec.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 4 (1,1) New2001 2 PANEL DESCRIPTION ■ Function display !3 !4 y DSC INDICATOR Indicates the DSC status. !5 q !2 !1 w e r !0 t o iu y q CHANNEL COMMENT INDICATOR ➥ Channel comment appears and scrolls if programmed. (p. 9) ➥ “ ” or “ ” blinks during Dualwatch or Tri-watch, respectively. (p. 12) ➥“ ” or “ ” appears during Priority or Normal scan, respectively. (p. 11) ➥ In Set mode, indicates and scrolls the selected item. (p.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 5 (1,1) BASIC OPERATION 3 ■ Channel selection ï Channel 16 ï Channel 9 (Call channel) Channel 16 is the distress and safety channel. It is used for establishing initial contact with another station and for emergency communications. Channel 16 is monitored during both Dualwatch and Tri-watch. While standing by, you must monitor Channel 16. Each regular channel group has a separate leisure-use call channel. The call channel is monitored during Tri-watch.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 6 (1,1) New2001 3 BASIC OPERATION ï U.S.A., international and Canadian channels ï Weather channels The IC-M422 is pre-programmed with 57 U.S.A., 57 international and 61 Canadian channels. These channel groups may be specified for the operating area. The IC-M422 has 10 weather channels. These are used for monitoring broadcasts from NOAA (National Oceanographic and Atmospheric Administration.) q Push [CH/WX•DUAL] to select a regular channel.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 7 (1,1) New2001 BASIC OPERATION 3 ■ Receiving and transmitting CAUTION: Transmitting without an antenna may damage the transceiver. q Push [VOL] for 2 sec. 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. ➥ Rotate [SQL] clockwise until the noise disappears. e To change the channel group, push both [Y] and [Z] on the transceiver. (p.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 8 (1,1) New2001 3 BASIC OPERATION ■ Call channel programming Call channel is used to select Channel 9 (default), however, you can program the call channel with your most often-used channels in each channel group for quick recall. q Push both [Y] and [Z] on the transceiver one or more times to select the desired channel group (U.S.A., International or Canada) to be programmed. w Push [16•9] for 1 sec. to select the call channel of the selected channel group.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 9 (1,1) New2001 BASIC OPERATION 3 ■ Channel comments ■ Microphone Lock function Memory channels can be labeled with alphanumeric comments of up to 10 characters each for easy channel recognition. The Microphone Lock function electrically locks [Y]/[Z] and [HI/LO] keys on the supplied microphone. This prevents accidental channel changes and function access.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 10 (1,1) New2001 4 SCAN OPERATION ■ Scan types Scanning is an efficient way to locate signals quickly over a wide frequency range. The transceiver has Priority scan and Normal scan. When the Weather Alert function is turned ON, the previously selected (last used) weather channel is also checked while scanning. (p. 33) PRIORITY SCAN CH 01 CH 02 CH 16 CH 05 CH 03 CH 04 Priority scan searches through all TAG channels in sequence while monitoring Channel 16.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 11 (1,1) New2001 SCAN OPERATION 4 ■ Setting TAG channels ■ Starting a scan For more efficient scanning, add the desired channels as TAG channels or clear the TAG for unwanted channels. Channels that are not tagged will be skipped during scanning. TAG channels can be assigned to each channel group (USA, INT, CAN) independently. Set scan type (Priority or Normal scan) and scan resume timer in advance, using Set mode. (p.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 12 (1,1) New2001 5 DUALWATCH/TRI-WATCH ■ Description ■ Operation 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 is convenient for monitoring Channel 16 when you are operating on another channel. q Select Dualwatch or Tri-watch in Set mode. (p. 33) w Push [Y] or [Z] to select the desired operating channel. e Push [CH/WX•DUAL] for 1 sec.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 13 (1,1) DSC OPERATION ■ MMSI code programming ■ MMSI code check The 9-digit MMSI (Maritime Mobile Service Identity: DSC self ID) code can be programmed at power ON. The 9-digit MMSI (DSC self ID) code can be checked. This function is not available when the MMSI code has been programmed by the dealer. This code programming can be performed only twice. 6 q Push [DSC•POS] to enter the DSC menu. w Push [Y] or [Z] to select “ ” and push [DSC•POS].
!IC-M422-3.qxd 06.8.11 9:23 AM Page 14 (1,1) New2001 6 DSC OPERATION ■ DSC Address ID A total of 100 DSC address IDs (9-digit) can be programmed and named with up to 7 characters. D Programming Address ID q Push [DSC•POS] to enter the DSC menu. w Push [Y] or [Z] to select “ ,” push [DSC•POS]. e Push [Y] or [Z] to select “ ,” push [DSC•POS]. r Push [Y] or [Z] to set the 9-digit Individual/Group ID. • Push [CH/WX•DUAL] or [16•9] to move the cursor forward or backward, respectively.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 15 (1,1) New2001 DSC OPERATION D Deleting Address ID q Push [DSC•POS] to enter the DSC menu. w Push [Y] or [Z] to select “ ,” and push [DSC•POS]. 6 ■ Position indication When a GPS receiver (NMEA0183 ver. 2.0 or 3.01) is connected, 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.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 16 (1,1) New2001 6 DSC OPERATION ■ Distress call A Distress call should be transmitted, if in the opinion of the Master, the ship or a person is in distress and requires immediate assistance. NEVER USE THE DISTRESS CALL WHEN YOUR SHIP OR A PERSON IS NOT IN AN EMERGENCY. A DISTRESS CALL CAN BE USED ONLY WHEN IMMEDIATE HELP IS NEEDED. q Confirm no Distress call is being received. w While lifting up the key cover, push [DISTRESS] for 5 sec.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 17 (1,1) New2001 DSC OPERATION 6 ■ Transmitting DSC calls To ensure correct operation of the DSC function, please make sure you set the squelch correctly. (P. 7) D Transmitting an Individual call The Individual call function allows you to transmit a DSC signal to a specific ship only. r Push [Y] or [Z] to select the desired intership channel, push [DSC•POS]. • Intership channels are already preset into the transceiver in preferred order.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 18 (1,1) New2001 6 DSC OPERATION y Stands by on Channel 70 until an acknowledgement is received. •“ ” scrolls at the channel comment indicator. Scrolls u When the acknowledgement ‘Able to comply’ is received, the specified channel (in step r) is selected with beeps automatically. Or, when the acknowledgement ‘Unable to comply’ is received, the display returns to the operated channel (before entering the DSC menu) with beeps. •“ ” or “ comment indicator.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 19 (1,1) New2001 DSC OPERATION e Push [Y] or [Z] to select the acknowledgement “ “ .” ” or • When “ ” is selected, the reason “No Reason Given” will be transmitted. 6 y After the Individual acknowledgement call has been transmitted, the specified channel (specified by the calling station) is selected automatically when “ ” is selected, or returns to the previous condition (before entering the DSC menu) when “ ” is selected in step e.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 20 (1,1) New2001 6 DSC OPERATION D Transmitting a Group call The Group call function allows you to transmit a DSC signal to a specific group only. Push q Push [DSC•POS] to enter the DSC menu. w Push [Y] or [Z] to select “ ,” push [DSC•POS]. t Push [DSC•POS] to transmit the Group call. e Push [Y] or [Z] to select the desired pre-programmed Group address, push [DSC•POS]. • If Channel 70 is busy, the transceiver stands by until the channel becomes clear.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 21 (1,1) New2001 DSC OPERATION 6 D Transmitting an All Ships call Large ships use Channel 70 as their ‘listening channel.’ When you want to announce a message to these ships, use the ‘All Ships call’ function. r Push [DSC•POS] to transmit the All Ships call. • Routine category only is available. q Push [DSC•POS] to enter the DSC menu. w Push [Y] or [Z] to select “ .
!IC-M422-3.qxd 06.8.11 9:23 AM Page 22 (1,1) New2001 6 DSC OPERATION D Transmitting a Position Request call Transmit a Position Request call when you want to know a specified ship’s current position, etc. q Push [DSC•POS] to enter the DSC menu. w Push [Y] or [Z] to select “ ,” push [DSC•POS]. r Push [DSC•POS] to enter the standby condition for Position Request call. • Channel 70 is selected and “ comment indicator.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 23 (1,1) New2001 DSC OPERATION 6 D Transmitting a Position Report call Transmit a Position Report call when you want to announce your own position to a specific ship and to get an answer, etc. q Push [DSC•POS] to enter the DSC menu. w Push [Y] or [Z] to select “ ,” push [DSC•POS]. r Push [DSC•POS] to enter the standby condition for Position Report call. • Channel 70 is selected and “ comment indicator.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 24 (1,1) New2001 6 DSC OPERATION D Transmitting a Polling Request call Transmit a Polling Request call when you want to know a specific ship is in the communication area, etc. q Push [DSC•POS] to enter the DSC menu. w Push [Y] or [Z] to select “ [DSC•POS]. r Push [DSC•POS] to enter the standby condition for Polling Request call. • Channel 70 is selected and “ comment indicator.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 25 (1,1) New2001 DSC OPERATION 6 D Transmitting a Position Request Reply call D Transmitting a Polling Request Reply call Transmit a Position Request Reply call when a Position Request call is received. Transmit a Polling Request Reply call when a Polling Request call is received. q When a Position Request call is received, “DSC” appears and “ ” scrolls at the channel comment indicator.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 26 (1,1) New2001 6 DSC OPERATION ■ Receiving DSC calls D Receiving a Distress Relay call 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 is selected automatically. ➥ Continue monitoring Channel 16 as a coast station may require assistance.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 27 (1,1) New2001 DSC OPERATION D Receiving a Group call While monitoring Channel 70 and a Group call is received: ➥ The emergency alarm or beeps sound for 2 minutes depending on the received category. • Push any key to stop the alarm or beeps. ➥ “DSC” appears and “ comment indicator. ” scrolls at the channel Scrolls ➥ Push [DSC•POS] to monitor Channel 16 for an announcement from the calling vessel, push any other key to ignore the call.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 28 (1,1) New2001 6 DSC OPERATION D Receiving a Position Request call D Receiving a Polling Request call While monitoring Channel 70 and a Position Request call is received: ➥ “DSC” appears and “ ” scrolls at the channel comment indicator. ➥ The beeps sound for 2 minutes. While monitoring Channel 70 and a Polling Request call is received: ➥ “DSC” appears and “ ” scrolls at the channel comment indicator. ➥ The beeps sound for 2 minutes.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 29 (1,1) New2001 DSC OPERATION 6 D Receiving a Position Report Reply call While monitoring Channel 70 and a Position Report Reply call is received: ➥ “DSC” and “POS REPLY” appear in the display. • The ‘Latitude’ and ‘Longitude’ you have sent is displayed and scrolled at the channel comment indicator in order of Latitude co-ordinates and then Longitude co-ordinates. •“ ” scrolls when no GPS is connected. ➥ The beeps sound for 2 minutes.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 30 (1,1) New2001 7 OTHER FUNCTIONS ■ Intercom operation The optional Intercom function allows you to talk to the deck from the cabin. The optional HM-157 COMMANDMIC II™ is required for Intercom operation. Connect an optional HM-157 as described on pgs. 35, 52. • Transmitting is impossible during Intercom operation. • The received signal is muted during Intercom operation. q Push [LO/DX•IC] for 1 sec. to enter Intercom mode.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 31 (1,1) New2001 OTHER FUNCTIONS 7 ■ Public Address (PA) function ■ RX Speaker function The IC-M422 has a Public Address function for voice amplification, making an announcement on-board via an external speaker or hailer. The IC-M422 has an RX Speaker function. When this function is turned ON, the received audio can be heard on the deck or tower via an external speaker or hailer. Connect an external speaker or hailer as described on p. 35.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 32 (1,1) New2001 8 SET MODE ■ Set mode programming ■ Set mode items Set mode is used to change the conditions of the transceiver’s functions: Scan type, Scan resume timer, Weather alert, Dual/Tri-watch, DSC watch, Beep tone, LCD backlight, LCD contrast, Auto acknowledgement and Radio power.* Available functions may differ depending on dealer setting. D Scan type The transceiver has 2 scan types: Normal scan and Priority scan.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 33 (1,1) New2001 SET MODE 8 D Weather alert D DSC watch A NOAA broadcast station transmits a weather alert tone before important weather information. When the Weather Alert function is turned ON, the transceiver detects the alert, then the “WX ALT” indicator blinks until the transceiver is operated. The previously selected (used) weather channel is checked any time during standby or while scanning.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 34 (1,1) New2001 8 SET MODE D LCD backlight D Automatic acknowledgement The LCD backlight brightness can be adjusted from OFF, 1 (dark) to 7 (bright.) LCD backlight is also adjustable via [SCAN•TAG] key. (p. 9) •“ ” scrolls at the channel comment indicator. This item sets the automatic acknowledgement function ON or OFF. When Position Request, Position Report or Polling Request call is received, transceiver automatically transmits the reply call, respectively.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 35 (1,1) CONNECTIONS AND MAINTENANCE 9 ■ Connections w q e r t u y q DC POWER CONNECTOR Connects the supplied DC power cable from this connector to an external 12 V battery. w EXTERNAL SPEAKER LEAD (Yellow) Connects to an external speaker or hailer speaker. e PUBLIC ADDRESS LEAD (Blue) Connects to an external speaker or hailer speaker. t NMEA OUT LEAD (White) Connects to a PC or navigation equipment (NMEA0183 ver. 3.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 36 (1,1) New2001 9 CONNECTIONS AND MAINTENANCE ■ Supplied accessories Mounting bracket For mounting bracket Knob bolts Flat washers (M5) Screws (5×20) Spring washers (M5) Microphone hanger and screws (3×16) DC power cable Warning sticker ■ Mounting the transceiver D Using the supplied mounting bracket The universal mounting bracket supplied with your transceiver allows overhead or dashboard mounting.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 37 (1,1) New2001 CONNECTIONS AND MAINTENANCE 9 ■ 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. 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. CAUTION: KEEP the transceiver and microphone at least 1 meter away from your vessel’s magnetic navigation compass.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 38 (1,1) New2001 New2001 10 TROUBLESHOOTING PROBLEM POSSIBLE CAUSE SOLUTION REF. The transceiver does • Bad connection to the power supply. not turn ON. • Check the connection to the transceiver. p. 35 No sound from speaker. • Squelch level is too high. • Volume level is too low. • Speaker has been exposed to water. • Set [SQL] to the threshold point. • Set [VOL] to a suitable level. • Drain water from the speaker. p. 7 p. 7 — Sensitivity is low.
06.8.11 9:23 AM Page 39 (1,1) New2001 11 SPECIFICATIONS AND OPTIONS ■ Specifications • Power supply requirement • Frequency stability • Dimensions (Projections not included) • Weight 148 (5 13⁄16) 60.6 (2 3⁄8) • Mode • Channel spacing • Current drain (at 13.8 V) D Dimensions : Tx 156.025–157.425 MHz Rx 156.050–163.275 MHz : FM (16K0G3E), DSC (16K0G2B) : 25 kHz : TX high 5.5 A max. Max. audio 1.5 A max. : 13.8 V DC : ±10 ppm (–20°C to +60°C; –4°F to +140°F) : 164(W) × 78(H) × 139.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 40 (1,1) New2001 12 COMMANDMIC II™ HM-157 ■ Panel description The optional HM-157 remotely controls the IC-M422 and provides an optional Intercom function. D Front and side keys Top keys (p. 42) u y t q w e r Speaker q VOLUME/DIMMER/PA/RX SPEAKER KEY [VOL• DIM PA/RX ] Y] or [Z Z] to adjust the audio level after pushing ➥ Push [Y [VOL• DIM PA/RX ] (p.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 41 (1,1) New2001 COMMANDMIC II™ HM-157 e ATTENUATOR/INTERCOM/SCRAMBLER KEY [LO/DX• IC SCR] ➥ Push to toggle the Attenuator function ON or OFF. (p. 45) • “LOCAL” appears when the Attenuator function is turned ON. ➥ Push for 1 sec. to activate the Intercom function. (p. 50) ➥ Calls the IC-M422 when pushed and held while in Intercom mode. (p. 50) NOTE: Voice scrambler is not available for the ICM422.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 42 (1,1) New2001 12 COMMANDMIC II™ HM-157 D Top keys q w e ■ Function display q PWR TAG SCAN e r t H/L q POWER KEY [PWR] (p. 45) Push for 2 sec. to turn the HM-157 power ON or OFF when the IC-M422 power is turned ON. w SCAN KEY [SCAN• TAG ] (p. 48) ➥ Push to start and stop Normal or Priority scan when TAG channels are programmed. ➥ Push for 1 sec. to set the displayed channel as a TAG (scanned) channel. ➥ While pushing [H/L], push for 3 sec.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 43 (1,1) New2001 COMMANDMIC II™ HM-157 y WEATHER CHANNEL INDICATOR (pgs. 33, 44) ➥ “WX” appears when a weather channel is selected. ➥ “WX ALT” appears when the Weather Alert function is in use; blinks when an alert tone is received. u DUPLEX INDICATOR (p. 44) Appears when a duplex channel is selected. 12 !3 KEY LOCK INDICATOR (p. 46) ➥ Appears while the Key Lock function is in use. ➥ Blinks while the All Key Lock function is in use. !4 CHANNEL GROUP INDICATOR (p.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 44 (1,1) New2001 12 COMMANDMIC II™ HM-157 ■ Channel selection D Channel 16 D U.S.A., International and Canadian channels q Push [16•9] to select Channel 16. w Push [CH/WX] to return to the condition before selecting ChanY] or [Z Z] to senel 16, or push [Y lect an operating channel. q Push [CH/WX• • Push [CH/WX• U/I/C] to select a regular channel. DW DW U/I/C] again, if a weather channel appears. w While pushing [H/L], push [CH/WX• channel group.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 45 (1,1) New2001 COMMANDMIC II™ HM-157 12 ■ Receiving and transmitting q Push [PWR] for 2 sec. to turn power ON. w Set the audio and squelch levels. Z] until the noise ap➥ Push [SQL• MONI L], then push [Z pears. Y] or [Z Z] to ad➥ Push [VOL• DIM PA/RX ], then push [Y just the audio output level. Y] until the noise dis➥ Push [SQL• MONI L], then push [Y appears. e To change the channel group, push [CH/WX• DW U/I/C] while pushing [H/L]. (p.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 46 (1,1) New2001 12 COMMANDMIC II™ HM-157 ■ Call channel programming ■ Lock functions q While pushing [H/L], push [CH/WX• DW U/I/C] several times to select the desired channel group (USA, INT, CAN) to be programmed. The Lock function electronically locks keys and switches to prevent accidental changes and function access from the microphone. w Push [16•9] for 1 sec. to select call channel of the selected channel group. • “CALL” and call channel number appear.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 47 (1,1) New2001 COMMANDMIC II™ HM-157 ■ Display backlight The function display and keys can be backlit for better visibility under low light conditions. The backlighting condition can also be adjusted independently from the transceiver. ■ Dualwatch/Tri-watch operation q Select Dualwatch or Tri-watch in Set mode. (P. 33) Y] or [Z Z] to select the desired channel.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 48 (1,1) New2001 12 COMMANDMIC II™ HM-157 ■ Setting TAG channels ■ Starting a scan q While pushing [H/L], push [CH/WX• DW U/I/C] several times to select the desired channel group (USA, INT or CAN). Y] or [Z Z] to select the desired channel to be set as w Push [Y a TAG channel. e Push [SCAN• TAG ] for 1 sec. to set the displayed channel as a TAG channel. Set scan type (Priority or Normal scan) and scan resume timer in advance, using Set mode. (p.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 49 (1,1) New2001 COMMANDMIC II™ HM-157 12 ■ Set mode programming Set mode is used to change the condition of the transceiver’s functions and the microphone’s own functions: Transceiver’s functions— Scan type, Scan resume timer, Weather alert, Dual/Tri-watch, Beep tone*1, LCD backlight*1, LCD contrast*1 and Radio PWR.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 50 (1,1) New2001 12 COMMANDMIC II™ HM-157 ■ Intercom operation ■ Public Address function q Push [LO/DX• IC SCR] for 1 sec. to activate the Intercom function. w Push and hold [PTT] to talk. q While pushing [H/L], push [VOL• DIM 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.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 51 (1,1) New2001 COMMANDMIC II™ HM-157 12 ■ Channel comments ■ HM-157 supplied accessories Y] or [Z Z] to select a channel to program a channel q Push [Y comment. Accessories included with the HM-157: Qty. q Connection cable (OPC-1000: 6 m; 20 ft) ...................... 1 w Mounting base ................................................................ 1 e Microphone hanger ........................................................ 1 r Screws (M3 × 16; tapping) ....
!IC-M422-3.qxd 06.8.11 9:23 AM Page 52 (1,1) New2001 12 COMMANDMIC II™ HM-157 ■ Installation The optional HM-157 can be connected to the transceiver directly, as well as via the supplied connection cable for longer distance remote operation. The connector of the connection cable can be installed into a cabinet, wall, etc., as a built-in plug.
06.8.11 9:23 AM Page 53 (1,1) New2001 COMMANDMIC II™ HM-157 12 Mounting base 5 mm; 3⁄16˝ 3 32 23 (d) mm; 29⁄32˝ 50 (d) mm; 131⁄32˝ 2 mm; ⁄ ˝ 24 to 27 (d) mm (15⁄16 to 11⁄16˝) !IC-M422-3.
!IC-M422-3.qxd 06.8.11 9:23 AM Page 54 (1,1) New2001 New2001 13 CHANNEL LIST Channel number Frequency (MHz) Channel number Frequency (MHz) Channel number Frequency (MHz) Channel number Frequency (MHz) USA INT CAN Transmit Receive USA INT CAN Transmit Receive USA INT CAN Transmit Receive USA INT CAN Transmit Receive 156.050 160.650 19A 64A 83A 156.050 156.050 20 20A 01 01 01A 02 02 156.100 160.700 03 03 156.150 160.750 03A 156.150 156.150 04 156.250 160.
06.8.11 9:23 AM Page 55 (1,1) New2001 TEMPLATE 14 164 (615⁄32) 149 (57⁄8) 24 to 27 (d) (15⁄16 to 11⁄16) 2 (3⁄32) MB-69 78 (31⁄16) HM-157 61.6 (27⁄16) R8 (Max.) 13 14 Cut here !IC-M422-3.
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!IC-M422-3.qxd 06.8.11 9:23 AM Page 58 (1,1) New2001 A-6431D-1US-e Printed in Japan © 2005–2006 Icom Inc.
