Instruction Manual
Page 3
... if you hear 5 short beeps change to be affixed in the diagram below. Give any other vessels and the Coast Guard by sending a Distress call using digital selective calling on Channel 70. While lifting up the key cover, hold down [PTT], then transmit the appropriate information as to one ). 4. Make sure the chosen location is supplied with FCC regulations...
... if you hear 5 short beeps change to be affixed in the diagram below. Give any other vessels and the Coast Guard by sending a Distress call using digital selective calling on Channel 70. While lifting up the key cover, hold down [PTT], then transmit the appropriate information as to one ). 4. Make sure the chosen location is supplied with FCC regulations...
Instruction Manual
Page 5
...; Receiving and transmitting 9 ■ Call channel programming 10 ■ Microphone lock function 10 ■ Display backlight 10 ■ Channel comments 11 ■ AquaQuake water draining function 11 ■ Optional Voice scrambler operation 12 4 DUALWATCH/TRI-WATCH 13 ■ Description 13 ■ Operation 13 5 SCAN OPERATION 14-15 ■ Scan types 14 ■ Setting TAG channels 15 ■ Starting a scan 15 6 DSC OPERATION 16-38 ■ MMSI code programming 16...
...; Receiving and transmitting 9 ■ Call channel programming 10 ■ Microphone lock function 10 ■ Display backlight 10 ■ Channel comments 11 ■ AquaQuake water draining function 11 ■ Optional Voice scrambler operation 12 4 DUALWATCH/TRI-WATCH 13 ■ Description 13 ■ Operation 13 5 SCAN OPERATION 14-15 ■ Scan types 14 ■ Setting TAG channels 15 ■ Starting a scan 15 6 DSC OPERATION 16-38 ■ MMSI code programming 16...
Instruction Manual
Page 8
... channel programming mode when the Call channel is selected. (p. 10) ➥ While holding down for 5 seconds to select the operating channels, set the squelch threshold level. o SQUELCH CONTROL [SQL] (p. 9) Rotate to sequentially select one of three channel groups. (p. 8) • U.S.A., International and Canadian channel groups are selectable. r DSC MENU KEY [MENU] (p. 16) Push to toggle the DSC menu ON or OFF. 2 t POWER KEY [POWER] (p. 9) ➥ Push to turn power...
... channel programming mode when the Call channel is selected. (p. 10) ➥ While holding down for 5 seconds to select the operating channels, set the squelch threshold level. o SQUELCH CONTROL [SQL] (p. 9) Rotate to sequentially select one of three channel groups. (p. 8) • U.S.A., International and Canadian channel groups are selectable. r DSC MENU KEY [MENU] (p. 16) Push to toggle the DSC menu ON or OFF. 2 t POWER KEY [POWER] (p. 9) ➥ Push to turn power...
Instruction Manual
Page 10
... when low power is selected. "75#," International "+06," Canadian "%#0" or weather "9:" channel is selected. r DUPLEX ICON (p. 8) Appears when a duplex channel is selected. e TAG CHANNEL ICON (p. 15) Appears when a TAG channel is in the RX speaker mode. tion ON or OFF. (p. 44) ➥ After pushing [O], hold down for 1 second to turn the RX speaker function ON or OFF. (p. 46) ➥ Number...
... when low power is selected. "75#," International "+06," Canadian "%#0" or weather "9:" channel is selected. r DUPLEX ICON (p. 8) Appears when a duplex channel is selected. e TAG CHANNEL ICON (p. 15) Appears when a TAG channel is in the RX speaker mode. tion ON or OFF. (p. 44) ➥ After pushing [O], hold down for 1 second to turn the RX speaker function ON or OFF. (p. 46) ➥ Number...
Instruction Manual
Page 11
... turned ON. !7 BUSY/TRANSMIT ICON (p. 9) ➥ "$75;" appears when receiving a signal or when the squelch opens. ➥ "6:" appears while transmitting. 5 i MAIL ICON Blinks when there is a message which has not been read. (P. 40) o Auto SW ICON Blinks when both the Auto SW function and Auto Tune timer are turned OFF. (P. 39) !0 CHANNEL NUMBER READOUT Displays the selected operating channel number. !1 CHANNEL COMMENT INDICATOR Channel comments are displayed if programmed. (p. 11) !2 TIME...
... turned ON. !7 BUSY/TRANSMIT ICON (p. 9) ➥ "$75;" appears when receiving a signal or when the squelch opens. ➥ "6:" appears while transmitting. 5 i MAIL ICON Blinks when there is a message which has not been read. (P. 40) o Auto SW ICON Blinks when both the Auto SW function and Auto Tune timer are turned OFF. (P. 39) !0 CHANNEL NUMBER READOUT Displays the selected operating channel number. !1 CHANNEL COMMENT INDICATOR Channel comments are displayed if programmed. (p. 11) !2 TIME...
Instruction Manual
Page 12
... ■ Speaker microphone q Microphone Speaker w e q PTT SWITCH [PTT] Hold down [HI/LO], turn the Microphone lock function ON or OFF. (p. 10) 6 release to receive. (p. 9) w CHANNEL UP/DOWN KEYS [Y]/[Z] ➥ Push either key to change the operating channels, Set mode settings, etc. (pp. 7-9, 47) ➥ Checks TAG channels, changes scanning direction or manually resumes a scan. (p. 15) e TRANSMIT POWER KEY [HI/LO] ➥ Push to toggle the power high and low. (p. 9) • Some channels are set to only low power. ➥ While...
... ■ Speaker microphone q Microphone Speaker w e q PTT SWITCH [PTT] Hold down [HI/LO], turn the Microphone lock function ON or OFF. (p. 10) 6 release to receive. (p. 9) w CHANNEL UP/DOWN KEYS [Y]/[Z] ➥ Push either key to change the operating channels, Set mode settings, etc. (pp. 7-9, 47) ➥ Checks TAG channels, changes scanning direction or manually resumes a scan. (p. 15) e TRANSMIT POWER KEY [HI/LO] ➥ Push to toggle the power high and low. (p. 9) • Some channels are set to only low power. ➥ While...
Instruction Manual
Page 14
... microphone, also selects a channel. These channel groups may be set for monitoring broadcasts from NOAA (National Oceanographic and Atmospheric Administration.) The transceiver can be sequentially selected. These are used for your operating area. w While holding down [H/L], push [CH/WX] to change the channel group, if necessary. • USA, International and Canadian channel groups can automatically detect a weather alert tone on the selected weather channel while receiving on another channel...
... microphone, also selects a channel. These channel groups may be set for monitoring broadcasts from NOAA (National Oceanographic and Atmospheric Administration.) The transceiver can be sequentially selected. These are used for your operating area. w While holding down [H/L], push [CH/WX] to change the channel group, if necessary. • USA, International and Canadian channel groups can automatically detect a weather alert tone on the selected weather channel while receiving on another channel...
Instruction Manual
Page 15
... activates, a beep sounds to only low power. BASIC OPERATION 3 ■ Receiving and transmitting CAUTION: Transmitting without an antenna will be shut down . 9 w Set the audio and squelch levels. ➥ Rotate [SQL] fully counterclockwise first. ➥ Rotate [VOL] to receive. u Hold down [H/L], push [CH/WX] several times to change the channel group. (p. 8) r Rotate [SELECTOR] to transmit, then speak into the microphone at a normal voice level. q Push [POWER] to turn power ON...
... activates, a beep sounds to only low power. BASIC OPERATION 3 ■ Receiving and transmitting CAUTION: Transmitting without an antenna will be shut down . 9 w Set the audio and squelch levels. ➥ Rotate [SQL] fully counterclockwise first. ➥ Rotate [VOL] to receive. u Hold down [H/L], push [CH/WX] several times to change the channel group. (p. 8) r Rotate [SELECTOR] to transmit, then speak into the microphone at a normal voice level. q Push [POWER] to turn power ON...
Instruction Manual
Page 16
... the microphone, turn the Microphone lock function ON or OFF. [Y]/[Z] [HI/LO] ■ Display backlight The function display and keys can program the Call channel with your most oftenused channels in 7 levels, or set to enter the Call channel programming mode. • Channel number starts blink- 0 9 76 0) ing. and the Call channel number appear. w Hold down [16•9] again for 3 seconds (until a long beep changes to turn ON the power...
... the microphone, turn the Microphone lock function ON or OFF. [Y]/[Z] [HI/LO] ■ Display backlight The function display and keys can program the Call channel with your most oftenused channels in 7 levels, or set to enter the Call channel programming mode. • Channel number starts blink- 0 9 76 0) ing. and the Call channel number appear. w Hold down [16•9] again for 3 seconds (until a long beep changes to turn ON the power...
Instruction Manual
Page 17
... setting. • All other key operations are disabled while the AquaQuake function is pushed and held to clear water away from the speaker). q Select the desired channel. • Cancel Dualwatch, Tri-watch or Scan first. t Repeat steps q to r to program other channel ... water draining function The IC-M604A uses a new technology to drain water, regardless of up to input and set the comment. • The cursor and the character stop blinking. To clear water away from the HM-162, hold down [PTT], and then turn power ON. • A low beep tone sounds while [H/L] key is activated...
... setting. • All other key operations are disabled while the AquaQuake function is pushed and held to clear water away from the speaker). q Select the desired channel. • Cancel Dualwatch, Tri-watch or Scan first. t Repeat steps q to r to program other channel ... water draining function The IC-M604A uses a new technology to drain water, regardless of up to input and set the comment. • The cursor and the character stop blinking. To clear water away from the HM-162, hold down [PTT], and then turn power ON. • A low beep tone sounds while [H/L] key is activated...
Instruction Manual
Page 18
... enter Set mode. See pages 49 and 54 for programming when an optional scrambler unit is installed. In order to turn OFF the power. The scrambler function automatically turns OFF when Channel 16 or 70 is necessary. q Rotate [SELECTOR] to select code. 5GV /QFG 5ETCODNGT %QFG Select '06 1- w Push [O], then push [0• SCRM ] to understand one another, all transceivers in your...
... enter Set mode. See pages 49 and 54 for programming when an optional scrambler unit is installed. In order to turn OFF the power. The scrambler function automatically turns OFF when Channel 16 or 70 is necessary. q Rotate [SELECTOR] to select code. 5GV /QFG 5ETCODNGT %QFG Select '06 1- w Push [O], then push [0• SCRM ] to understand one another, all transceivers in your...
Instruction Manual
Page 20
... Set mode. (p. 47) NORMAL SCAN CH 01 CH 02 CH 06 CH 16 CH 03 CH 06 CH 03 CH 05 CH 04 Priority scan sequentially searches through all TAG channels while monitoring Channel 16. When the Weather alert function is turned ON, the previously selected (last used) weather channel is an efficient way to locate signals quickly over a wide frequency range. 5 SCAN OPERATION ■ Scan types Scanning...
... Set mode. (p. 47) NORMAL SCAN CH 01 CH 02 CH 06 CH 16 CH 03 CH 06 CH 03 CH 05 CH 04 Priority scan sequentially searches through all TAG channels while monitoring Channel 16. When the Weather alert function is turned ON, the previously selected (last used) weather channel is an efficient way to locate signals quickly over a wide frequency range. 5 SCAN OPERATION ■ Scan types Scanning...
Instruction Manual
Page 21
... [H/L], push [5• TAG ] for 3 seconds (until the signal disap- First, set the displayed chan- nel as described to resume the scan manually. • A beep tones sounds and "" blinks when a signal is closed to select the desired channel group. pears or resumes after pausing 5 seconds, depending on the Set mode setting. (Channel 16 is received $75; 9 +06 &72 014/#. 5%#0 0 9 76% 5#('6; 15 rection, or...
... [H/L], push [5• TAG ] for 3 seconds (until the signal disap- First, set the displayed chan- nel as described to resume the scan manually. • A beep tones sounds and "" blinks when a signal is closed to select the desired channel group. pears or resumes after pausing 5 seconds, depending on the Set mode setting. (Channel 16 is received $75; 9 +06 &72 014/#. 5%#0 0 9 76% 5#('6; 15 rection, or...
Instruction Manual
Page 25
DSC OPERATION 6 ■ Position and Time display When a GPS receiver (NMEA0183 ver. 2.0 or 3.01) is connected, the transceiver displays the manually entered position and time. Ask your dealer about suitable GPS receivers. 9 +06 6#) 0 9 76% %#..+0) ➥ With a receiver that is compatible with several sentence formats, the order of position and time displays when the GPS data is invalid, or has not been manually updated for 4 hours...
DSC OPERATION 6 ■ Position and Time display When a GPS receiver (NMEA0183 ver. 2.0 or 3.01) is connected, the transceiver displays the manually entered position and time. Ask your dealer about suitable GPS receivers. 9 +06 6#) 0 9 76% %#..+0) ➥ With a receiver that is compatible with several sentence formats, the order of position and time displays when the GPS data is invalid, or has not been manually updated for 4 hours...
Instruction Manual
Page 29
... r. 23 DSC OPERATION 6 u After receiving the acknowledgment, reply using the microphone. 9 +06 6#) 4GEGKXGF &KUVTGUU#%1UCMC $C[ %.4 $GGR 1HH %#..+0) ➥ A distress alert contains (default); • Kind of position and time displays when the GPS data is invalid, or has not been manually updated for 4 hours. ■ Transmitting DSC Calls To ensure the DSC function operated correctly, please make sure you set the squelch correctly. (p. 9) D Transmitting an Individual Call...
... r. 23 DSC OPERATION 6 u After receiving the acknowledgment, reply using the microphone. 9 +06 6#) 4GEGKXGF &KUVTGUU#%1UCMC $C[ %.4 $GGR 1HH %#..+0) ➥ A distress alert contains (default); • Kind of position and time displays when the GPS data is invalid, or has not been manually updated for 4 hours. ■ Transmitting DSC Calls To ensure the DSC function operated correctly, please make sure you set the squelch correctly. (p. 9) D Transmitting an Individual Call...
Instruction Manual
Page 53
.... ceiver's functions: Scan type, Scan resume timer, Weather alert, Beep tone, Internal speaker, LCD contrast, Attenuation level, Automatic foghorn frequency, Radio power*1, Scrambler type*2, Scrambler code*2, Favorite channel and Remote ID. *1Appears only when an optional COMMANDMIC™ is connected. *2Appears only when an optional scrambler unit is used to change the settings of the item, then push [ENT] to the normal operating mode. • SET MODE CONSTRUCTION Rotate 5GV...
.... ceiver's functions: Scan type, Scan resume timer, Weather alert, Beep tone, Internal speaker, LCD contrast, Attenuation level, Automatic foghorn frequency, Radio power*1, Scrambler type*2, Scrambler code*2, Favorite channel and Remote ID. *1Appears only when an optional COMMANDMIC™ is connected. *2Appears only when an optional scrambler unit is used to change the settings of the item, then push [ENT] to the normal operating mode. • SET MODE CONSTRUCTION Rotate 5GV...
Instruction Manual
Page 54
... audio frequency of the automatic foghorn can be adjusted to 850Hz, in 50 Hz steps. 5GV /QFG (QIJQTP (TGSWGPE[ %.4 'ZKV '06 1- (Default: 400) erated after the transceiver detects the alert. • "9:#.'46" appears instead of a key by turning beep tones OFF, or you like. • The selectable frequency range is selected, the weather channels are sequentially checked during standby, or while scanning. 8 SET MODE D Weather Alert A NOAA broadcast station transmits a weather alert tone...
... audio frequency of the automatic foghorn can be adjusted to 850Hz, in 50 Hz steps. 5GV /QFG (QIJQTP (TGSWGPE[ %.4 'ZKV '06 1- (Default: 400) erated after the transceiver detects the alert. • "9:#.'46" appears instead of a key by turning beep tones OFF, or you like. • The selectable frequency range is selected, the weather channels are sequentially checked during standby, or while scanning. 8 SET MODE D Weather Alert A NOAA broadcast station transmits a weather alert tone...
Instruction Manual
Page 56
..., for position and time display. • An NMEA0183 ver. 2.0 or 3.01 (sentence format RMC, GGA, GNS, GLL) compatible GPS receiver is supplied with a PL-259 connector to the AIS target using the OPC-2014* NMEA CONNECTOR CABLE. e HAILER/FOGHORN CONNECTOR Connects a hailer speaker (30 W nominal at 13.8 V/ 4 Ω). 9 CONNECTIONS AND MAINTENANCE ■ Connections q w e y r t q ANTENNA CONNECTOR Connects a marine VHF antenna with the MA-500TR...
..., for position and time display. • An NMEA0183 ver. 2.0 or 3.01 (sentence format RMC, GGA, GNS, GLL) compatible GPS receiver is supplied with a PL-259 connector to the AIS target using the OPC-2014* NMEA CONNECTOR CABLE. e HAILER/FOGHORN CONNECTOR Connects a hailer speaker (30 W nominal at 13.8 V/ 4 Ω). 9 CONNECTIONS AND MAINTENANCE ■ Connections q w e y r t q ANTENNA CONNECTOR Connects a marine VHF antenna with the MA-500TR...
Instruction Manual
Page 64
... desired channels as TAG channels. grammed. p. 15 No beep sounds. • Beep tones are programmed for only • Change channels. 10 TROUBLESHOOTING PROBLEM POSSIBLE CAUSE SOLUTION REF. Sensitivity is low. • The attenuator is not set to low. • Push [H/L] to the threshold point. p. 9 p. 9 p. 11 p. 48 p. 9 Transmitting is not pro- • Program the MMSI (DSC self ID) code. pp. 12, 49 Distress call cannot be selected. • The output power...
... desired channels as TAG channels. grammed. p. 15 No beep sounds. • Beep tones are programmed for only • Change channels. 10 TROUBLESHOOTING PROBLEM POSSIBLE CAUSE SOLUTION REF. Sensitivity is low. • The attenuator is not set to low. • Push [H/L] to the threshold point. p. 9 p. 9 p. 11 p. 48 p. 9 Transmitting is not pro- • Program the MMSI (DSC self ID) code. pp. 12, 49 Distress call cannot be selected. • The output power...
Instruction Manual
Page 65
... receiver) • Squelch sensitivity : Less than -117 dBm • Spurious response : More than 80 dB • Intermodulation : More than 80 dB • Adjacent channel selectivity : More than 80 dB • Hum and noise : More than 40 dB • Audio output power : 5.0 W (typical) at 13.8 V) • Power supply requirement • Frequency stability • Operating temp. range • Antenna impedance • Input impedance (MIC) • Output...
... receiver) • Squelch sensitivity : Less than -117 dBm • Spurious response : More than 80 dB • Intermodulation : More than 80 dB • Adjacent channel selectivity : More than 80 dB • Hum and noise : More than 40 dB • Audio output power : 5.0 W (typical) at 13.8 V) • Power supply requirement • Frequency stability • Operating temp. range • Antenna impedance • Input impedance (MIC) • Output...