1. DL manuals
  2. Icom
  3. Transceiver
  4. IC-M422
  5. Instruction Manual

Icom IC-M422 Instruction Manual

Other manuals for IC-M422: Service Manual, Service Manual
Manual is about: ICOM IC-M422 Radio-Marine: Instruction Manual

Summary of 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

    I new2001 foreword thank you for purchasing this icom product. The ic-m422 vhf marine transceivers are 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. We want to take a couple of mom...

  • Page 3

    Ii in case of emergency if your vessel requires assistance, contact other vessels and the coast guard by sending a distress call on channel 16. Or, transmit your distress call using digital selective calling on channel 70. Note a warning sticker is supplied with the transceiver. To comply with fcc r...

  • Page 4

    Iii new2001 radio operator warning icom requires the radio operator to meet the fcc requirements for radio frequency expo- sure. An omnidirectional antenna with gain not greater than 9 dbi must be mounted a minimum of 5 meters (measured from the lowest point of the antenna) vertically above the main...

  • Page 5

    Iv new2001 foreword ……………………………… i important ……………………………… i explicit definitions ………………… i in case of emergency …………… ii note ……………………………………… ii radio operator warning………… iii table of contents ………………… iv precautions ………………………… v 1 operating rules ………………… 1 2 panel description …………… 2–4 ■ front pane...

  • Page 6

    V new2001 precautions rwarning! Never connect the transceiver to an ac outlet. This may pose a fire hazard or result in an electric shock. Caution: changes or modifications to this device, not ex- pressly approved by icom inc., could void your authority to operate this device under fcc regulations. ...

  • Page 7

    1 1 operating rules d 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...

  • Page 8

    2 panel description new2001 2 ■ front panel 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 con- dition when call channel is...

  • Page 9

    3 2 panel description new2001 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 se...

  • Page 10

    4 2 panel description new2001 ■ function display q channel comment indicator ➥ channel comment appears and scrolls if programmed. (p. 9) ➥ “ ” or “ ” blinks during dualwatch or tri-watch, re- spectively. (p. 12) ➥ “ ” or “ ” appears during priority or normal scan, respectively. (p. 11) ➥ in set mode...

  • Page 11

    5 3 basic operation 2 3 ■ channel selection ï ï channel 16 channel 16 is the distress and safety channel. It is used for establishing initial contact with another station and for emer- gency communications. Channel 16 is monitored during both dualwatch and tri-watch. While standing by, you must moni...

  • Page 12

    6 3 basic operation new2001 ï ï u.S.A., international and canadian channels the ic-m422 is pre-programmed with 57 u.S.A., 57 interna- tional and 61 canadian channels. These channel groups may be specified for the operating area. Q push [ch/wx• dual ] to select a regular channel. • if a weather chann...

  • Page 13

    7 3 basic operation new2001 3 ■ receiving and transmitting caution: transmitting without an antenna may dam- age 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 ...

  • Page 14

    8 3 basic operation new2001 ■ 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 d...

  • Page 15

    9 3 basic operation new2001 3 ■ channel comments memory channels can be labeled with alphanumeric com- ments of up to 10 characters each for easy channel recogni- tion. Comments more than 7 characters long automatically scroll at the channel comment indicator after the channel selection. Capital let...

  • Page 16

    10 scan operation new2001 4 ■ 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 scan...

  • Page 17

    11 4 scan operation new2001 4 ■ setting tag channels 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) independ...

  • Page 18

    12 dualwatch/tri-watch new2001 5 ■ 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 is convenient for monitoring channel 16 when you are oper- ating on another ch...

  • Page 19

    13 6 dsc operation 5 6 ■ mmsi code programming the 9-digit mmsi (maritime mobile service identity: dsc self id) code can be programmed at power on. This function is not available when the mmsi code has been programmed by the dealer. This code programming can be performed only twice. Q turn power off...

  • Page 20

    14 6 dsc operation new2001 ■ 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• ...

  • Page 21

    15 6 dsc operation new2001 6 d deleting address id q push [dsc• pos ] to enter the dsc menu. W push [y] or [z] to select “ ,” and push [dsc• pos ]. E push [y] or [z] to select “ ,” push [dsc• pos ]. • when no address id is programmed, “ ” is displayed. R push [y] or [z] to select the desired id name...

  • Page 22

    16 6 dsc operation new2001 ■ 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 imme- diate assistance. Never use the distress call when your ship or a person is not in an emergency. A distress call can be used only ...

  • Page 23

    17 6 dsc operation new2001 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 sig- nal to a specific ship only. Q push [dsc• pos...

  • Page 24

    18 6 dsc operation new2001 y stands by on channel 70 until an acknowledgement is re- ceived. • “ ” scrolls at the channel comment indicator. U when the acknowledgement ‘able to comply’ is received, the specified channel (in step r) is selected with beeps automatically. Or, when the acknowledgement ‘...

  • Page 25

    19 6 dsc operation new2001 6 e push [y] or [z] to select the acknowledgement “ ” or “ .” • when “ ” is selected, the reason “no reason given” will be transmitted. R push [dsc• pos ] to enter selected individual call acknowl- edgement. • “ ” appears at the channel comment indicator. T push [dsc• pos ...

  • Page 26

    D transmitting a group call the group call function allows you to transmit a dsc signal to a specific group only. 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 the desired pre-programmed group address, push [dsc• pos ]. • the...

  • Page 27

    21 6 dsc operation new2001 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. Q push [dsc• pos ] to enter the dsc menu. W push [y] or [z] to select “ .” e push [dsc• pos ] ...

  • Page 28

    22 6 dsc operation new2001 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 ]. E push [y] or [z] to select the desired pre-...

  • Page 29

    23 6 dsc operation new2001 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 ]. E push [y] or [z] ...

  • Page 30

    24 6 dsc operation new2001 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 “ ,” push [dsc• pos ]. E push [y] or [z] to select the desir...

  • Page 31

    25 6 dsc operation new2001 6 d transmitting a position request reply call transmit a position request reply call when a position re- quest call is received. Q when a position request call is received, “dsc” appears and “ ” scrolls at the channel comment in- dicator. W push [dsc• pos ] to reply to th...

  • Page 32

    26 6 dsc operation new2001 ■ receiving dsc calls 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...

  • Page 33

    27 6 dsc operation new2001 6 d receiving a group call while monitoring channel 70 and a group call is received: ➥ the emergency alarm or beeps sound for 2 minutes de- pending on the received category. • push any key to stop the alarm or beeps. ➥ “dsc” appears and “ ” scrolls at the channel comment i...

  • Page 34

    28 6 dsc operation new2001 d receiving a position request call while monitoring channel 70 and a position request call is received: ➥ “dsc” appears and “ ” scrolls at the chan- nel comment indicator. ➥ the beeps sound for 2 minutes. • push any key to stop the beeps. ➥ push [dsc• pos ] to reply to th...

  • Page 35

    29 6 dsc operation new2001 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 ...

  • Page 36

    30 other functions new2001 7 ■ 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...

  • Page 37

    31 7 other functions new2001 7 ■ public address (pa) function the ic-m422 has a public address function for voice amplifi- cation, making an announcement on-board via an external speaker or hailer. Connect an external speaker or hailer as described on p. 35. • transmitting is not possible during pub...

  • Page 38

    32 set mode new2001 8 ■ set mode programming set mode is used to change the conditions of the trans- ceiver’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 diff...

  • Page 39

    33 8 set mode new2001 8 d d weather alert a noaa broadcast station transmits a weather alert tone be- fore 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 previou...

  • Page 40

    34 8 set mode new2001 d d lcd backlight 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) ➥ while pushing [scan •tag ], • “ ” scrolls at the channel comment indicator. D d lcd contrast the lcd contrast can be ...

  • Page 41

    35 9 connections and maintenance 8 9 ■ connections 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 speak...

  • Page 42

    36 9 connections and maintenance new2001 ■ supplied accessories ■ antenna a key element in the performance of any communication sys- tem is the antenna. Ask your dealer about antennas and the best place to mount them. ■ fuse replacement one fuse is installed in the supplied dc power cable. If a fuse...

  • Page 43

    37 9 connections and maintenance new2001 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. Caution: keep the transceiver and microphone at least 1 meter away from your vessel’s magnetic navigation co...

  • Page 44

    38 troubleshooting new2001 new2001 10 problem possible cause solution ref. No sound from speaker. • squelch level is too high. • volume level is too low. • speaker has been exposed to water. P. 7 p. 7 — • set [sql] to the threshold point. • set [vol] to a suitable level. • drain water from the speak...

  • Page 45

    New2001 39 11 specifications and options ■ specifications d d general • frequency coverage : tx 156.025–157.425 mhz rx 156.050–163.275 mhz • mode : fm (16k0g3e), dsc (16k0g2b) • channel spacing : 25 khz • current drain (at 13.8 v) : tx high 5.5 a max. Max. Audio 1.5 a max. • power supply requirement...

  • Page 46

    40 commandmic ii™ hm-157 new2001 12 ■ panel description the optional hm-157 remotely controls the ic-m422 and pro- vides an optional intercom function. D d front and side keys q volume/dimmer/pa/rx speaker key [vol• pa/rx ] ➥ push [y y] or [z z] to adjust the audio level after pushing [vol• pa/rx ] ...

  • Page 47

    41 12 commandmic ii™ hm-157 new2001 12 e attenuator/intercom/scrambler key [lo/dx• 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 push...

  • Page 48

    42 12 commandmic ii™ hm-157 new2001 d d top keys 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• ] (p. 48) ➥ push to start and stop normal or priority scan when tag channels are programmed. ➥ push for 1 sec. To set t...

  • Page 49

    43 12 commandmic ii™ hm-157 new2001 12 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 selecte...

  • Page 50

    44 12 commandmic ii™ hm-157 new2001 ■ channel selection d d channel 16 q push [16• 9 ] to select channel 16. W push [ch/wx] to return to the condition before selecting chan- nel 16, or push [y y] or [z z] to se- lect an operating channel. D d call channel q push [16• 9 ] for 1 sec. To select call ch...

  • Page 51

    45 12 commandmic ii™ hm-157 new2001 12 ■ receiving and transmitting q push [pwr] for 2 sec. To turn power on. W set the audio and squelch levels. ➥ push [sql• l ], then push [z z] until the noise ap- pears. ➥ push [vol• pa/rx ], then push [y y] or [z z] to ad- just the audio output level. ➥ push [sq...

  • Page 52

    46 12 commandmic ii™ hm-157 new2001 ■ call channel programming q while pushing [h/l], push [ch/wx• u/i/c ] several times to select the desired channel group (usa, int, can) to be pro- grammed. W push [16• 9 ] for 1 sec. To select call channel of the selected channel group. • “call” and call channel ...

  • Page 53

    47 12 commandmic ii™ hm-157 new2001 12 ■ display backlight the function display and keys can be backlit for better visibil- ity under low light conditions. The backlighting condition can also be adjusted independently from the transceiver. Q push [vol• pa/rx ] for 1 sec. To enter the backlight adjus...

  • Page 54

    48 12 commandmic ii™ hm-157 new2001 ■ setting tag channels q while pushing [h/l], push [ch/wx• u/i/c ] several times to select the desired channel group (usa, int or can). W push [y y] or [z z] to select the desired channel to be set as a tag channel. E push [scan• ] for 1 sec. To set the displayed ...

  • Page 55

    49 12 commandmic ii™ hm-157 new2001 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 contra...

  • Page 56

    50 12 commandmic ii™ hm-157 new2001 ■ intercom operation q push [lo/dx• scr ] for 1 sec. To activate the intercom function. 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 trans- ceiver ...

  • Page 57

    51 12 commandmic ii™ hm-157 new2001 12 ■ channel comments q push [y y] or [z z] to select a channel to program a channel comment. • while pushing [h/l], push [ch/wx• u/i/c ] several times to select the channel group (usa, int, can), if desired. W while pushing [ch/wx• u/i/c ], push [16• 9 ]. • a cur...

  • Page 58

    52 12 commandmic ii™ hm-157 new2001 ■ installation the optional hm-157 can be connected to the transceiver di- rectly, 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 p...

  • 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

    54 channel list new2001 new2001 13 channel number usa can transmit receive 01 156.050 160.650 01a 156.050 156.050 02 156.100 160.700 03 156.150 160.750 03a 156.150 156.150 156.200 160.800 04a 156.200 156.200 156.250 160.850 05a 05a 156.250 156.250 06 06 156.300 156.300 156.350 160.950 07a 07a 156.35...

  • Page 61

    New2001 55 14 template 13 14 unit: mm (inch) 164 (6 15 ⁄ 32 ) 78 (3 1 ⁄ 16 ) 149 (5 7 ⁄ 8 ) 61.6 (2 7 ⁄ 16 ) r8 (max.) hm-157 mb-69 24 to 27 (d) ( 15 ⁄ 16 to 1 1 ⁄ 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).