Instruction Manual
Page 2
...SAVE THIS INSTRUCTION MANUAL - NOTE Recommended for the IC-M604A. COMMANDMIC is designed and built with years of trouble-free operation. i IMPORTANT READ ALL INSTRUCTIONS carefully and completely before using Icom' s MA-500TR Class B AIS Transponder Icom, Icom Inc. This in DSC meets ITU Class D ...electric shock may become inoperable due to water including salt, otherwise, the keys and switch may occur. The IC-M604A VHF MARINE TRANSCEIVER is a registered trademark of Icom Incorporated (Japan) in Japan, the United States, the United Kingdom, Germany, France, Spain, Russia and/or...
...SAVE THIS INSTRUCTION MANUAL - NOTE Recommended for the IC-M604A. COMMANDMIC is designed and built with years of trouble-free operation. i IMPORTANT READ ALL INSTRUCTIONS carefully and completely before using Icom' s MA-500TR Class B AIS Transponder Icom, Icom Inc. This in DSC meets ITU Class D ...electric shock may become inoperable due to water including salt, otherwise, the keys and switch may occur. The IC-M604A VHF MARINE TRANSCEIVER is a registered trademark of Icom Incorporated (Japan) in Japan, the United States, the United Kingdom, Germany, France, Spain, Russia and/or...
Instruction Manual
Page 7
... radio operator may require a current radio station license before using the transceiver. D Radio licenses (1) SHIP STATION LICENSE You may operate a transceiver. NOTE: Even though the IC-M604A is capable of the applicable government rules and regulations is compulsory. If required, the Restricted Radiotelephone Operator Permit must monitor Channel 16 when you are...
... radio operator may require a current radio station license before using the transceiver. D Radio licenses (1) SHIP STATION LICENSE You may operate a transceiver. NOTE: Even though the IC-M604A is capable of the applicable government rules and regulations is compulsory. If required, the Restricted Radiotelephone Operator Permit must monitor Channel 16 when you are...
Instruction Manual
Page 14
... U.S.A., 59 international and 63 Canadian channels. These channel groups may be sequentially selected. 3 BASIC OPERATION ■ Channel selection (Continued) D USA, International and Canadian channels The IC-M604A is ON. e Rotate [SELECTOR] to select a channel. • Pushing the keypad keys, or [Y]/[Z] on the microphone, also selects a channel. 9 75# 0 9 76% 2146 124...
... U.S.A., 59 international and 63 Canadian channels. These channel groups may be sequentially selected. 3 BASIC OPERATION ■ Channel selection (Continued) D USA, International and Canadian channels The IC-M604A is ON. e Rotate [SELECTOR] to select a channel. • Pushing the keypad keys, or [Y]/[Z] on the microphone, also selects a channel. 9 75# 0 9 76% 2146 124...
Instruction Manual
Page 17
... CHARACTERS 3 < S \ (space) /01OPQ 3 #$%CDE 245RTU &'(FGH 678VWX )*+IJK 9:;YZ[ ,-.LMN ■ AquaQuake water draining function The IC-M604A uses a new technology to clear water away from the speaker). q Select the desired channel. • Cancel Dualwatch, Tri-watch or Scan first. To... speaker grill: AquaQuake. r Push [ENT] to program other key operations are disabled while the AquaQuake function is being used . The IC-M604A emits a vibrating noise when this function is activated. t Repeat steps q to r to input and set the comment. •...
... CHARACTERS 3 < S \ (space) /01OPQ 3 #$%CDE 245RTU &'(FGH 678VWX )*+IJK 9:;YZ[ ,-.LMN ■ AquaQuake water draining function The IC-M604A uses a new technology to clear water away from the speaker). q Select the desired channel. • Cancel Dualwatch, Tri-watch or Scan first. To... speaker grill: AquaQuake. r Push [ENT] to program other key operations are disabled while the AquaQuake function is being used . The IC-M604A emits a vibrating noise when this function is activated. t Repeat steps q to r to input and set the comment. •...
Instruction Manual
Page 25
... updated for 4 hours. ➥ A warning alarm sounds when the GPS data has been interrupted for 10 minutes, or has not been manually updated for the IC-M604A is not supplied from Icom. A GPS receiver appropriate for 4 hours. ■ GPS information display When a GPS receiver (NMEA0183 ver. 2.0 or 3.01) is not displayed. ➥...
... updated for 4 hours. ➥ A warning alarm sounds when the GPS data has been interrupted for 10 minutes, or has not been manually updated for the IC-M604A is not supplied from Icom. A GPS receiver appropriate for 4 hours. ■ GPS information display When a GPS receiver (NMEA0183 ver. 2.0 or 3.01) is not displayed. ➥...
Instruction Manual
Page 49
...MIC-1] connector, is recognized as described on the HM-157. • To adjust the HM-162's speaker output level, rotate [SELECTOR]. +06'4%1/ 6#.- +06'4%1/ IC-M604A (caller) HM-157 (listener) The otherintercom party is required. e Hold down [PTT] and speak into the microphone at a nor- 6 mal voice level. ... function display, respectively. * " " or " " appears on the HM-157. • "9#+6" appears on the IC-M604A or HM-162 if it is idle. • To adjust the IC-M604A's speaker output level, rotate [VOL]. • To adjust the HM-157's speaker output level, push [VOL•...
...MIC-1] connector, is recognized as described on the HM-157. • To adjust the HM-162's speaker output level, rotate [SELECTOR]. +06'4%1/ 6#.- +06'4%1/ IC-M604A (caller) HM-157 (listener) The otherintercom party is required. e Hold down [PTT] and speak into the microphone at a nor- 6 mal voice level. ... function display, respectively. * " " or " " appears on the HM-157. • "9#+6" appears on the IC-M604A or HM-162 if it is idle. • To adjust the IC-M604A's speaker output level, rotate [VOL]. • To adjust the HM-157's speaker output level, push [VOL•...
Instruction Manual
Page 50
... transceiver is transmitting, the hailer function is disabled. • When a DSC Call is received, the hailer function is finished. 44 ■ Hailer operation The IC-M604A has a 2-way hailer function for voice amplification and reception over a loudspeaker, making it unnecessary to leave the bridge to hear a hailing party. y To...
... transceiver is transmitting, the hailer function is disabled. • When a DSC Call is received, the hailer function is finished. 44 ■ Hailer operation The IC-M604A has a 2-way hailer function for voice amplification and reception over a loudspeaker, making it unnecessary to leave the bridge to hear a hailing party. y To...
Instruction Manual
Page 52
... step w, is interrupted with an automatic return to the transceiver mode. 46 The function LCD displays 'Receiving DSC Calls.' (p. 34) ■ RX speaker function The IC-M604A has an RX speaker function. When a DSC Call is received, the automatic foghorn function is displayed. 9 +06 6#) (1)*140 70&'49#; %#..+0) r To return to adjust the...
... step w, is interrupted with an automatic return to the transceiver mode. 46 The function LCD displays 'Receiving DSC Calls.' (p. 34) ■ RX speaker function The IC-M604A has an RX speaker function. When a DSC Call is received, the automatic foghorn function is displayed. 9 +06 6#) (1)*140 70&'49#; %#..+0) r To return to adjust the...
Instruction Manual
Page 59
... clamps align parallel to mount the transceiver). e Attach the 2 supplied bolts (M5 × 8 mm) on either side of the IC-M604A. • Make sure that the IC-M604A is available for mounting the transceiver to a flat least 1 m (3.3 ft) away from the vessel's magnetic navigation compass. ... Using the attached template, carefully cut a hole into the instrument panel (or wherever you plan to the IC-M604A's body. r Attach the clamps on either side of the IC-M604A. KEEP the transceiver and microphone at surface such as shown below. 9 CONNECTIONS AND MAINTENANCE ■ MB-...
... clamps align parallel to mount the transceiver). e Attach the 2 supplied bolts (M5 × 8 mm) on either side of the IC-M604A. • Make sure that the IC-M604A is available for mounting the transceiver to a flat least 1 m (3.3 ft) away from the vessel's magnetic navigation compass. ... Using the attached template, carefully cut a hole into the instrument panel (or wherever you plan to the IC-M604A's body. r Attach the clamps on either side of the IC-M604A. KEEP the transceiver and microphone at surface such as shown below. 9 CONNECTIONS AND MAINTENANCE ■ MB-...
Service Manual
Page 2
... part number and name 3. Quantity required 1110003490 S.IC TA31136FN IC-M604 MAIN UNIT 5 pieces 8820001210 Screw 2438 screw IC-M604 Top cover 10 pieces Addresses are registered trademarks of test equipment thoroughly before disassembling the transceiver. 2. Icom, Icom Inc. DO NOT apply an RF signal of ...publication. An insulated tuning tool MUST be used for the IC-M604 VHF MARINE TRANSCEIVER at the time of more than 20 dBm...
... part number and name 3. Quantity required 1110003490 S.IC TA31136FN IC-M604 MAIN UNIT 5 pieces 8820001210 Screw 2438 screw IC-M604 Top cover 10 pieces Addresses are registered trademarks of test equipment thoroughly before disassembling the transceiver. 2. Icom, Icom Inc. DO NOT apply an RF signal of ...publication. An insulated tuning tool MUST be used for the IC-M604 VHF MARINE TRANSCEIVER at the time of more than 20 dBm...
Service Manual
Page 6
... switch circuit (D42, D43*: MA77) RX VCO circuit Q12: PMBFJ310 D32, D33: HVC358B 2nd mixer (IC1: TA31136FNG) PLL IC (IC12: µPD3140GS) Reference oscillator (X4: CR-827 15.3 MHz) • LOGIC UNIT Reset IC (IC2: S-80942CNMC-G9C) DIAL UNIT SQL UNIT VR UNIT 2 - 1 RF amplifier (for CH70) (Q7: 3SK294) Antenna switch circuit...
... switch circuit (D42, D43*: MA77) RX VCO circuit Q12: PMBFJ310 D32, D33: HVC358B 2nd mixer (IC1: TA31136FNG) PLL IC (IC12: µPD3140GS) Reference oscillator (X4: CR-827 15.3 MHz) • LOGIC UNIT Reset IC (IC2: S-80942CNMC-G9C) DIAL UNIT SQL UNIT VR UNIT 2 - 1 RF amplifier (for CH70) (Q7: 3SK294) Antenna switch circuit...
Service Manual
Page 7
2-2 HM-157 (Optional product) • TOP VIEW LCD (DS1: A0119) • BOTTOM VIEW CPU (IC1: MPD789405AGK-A30-9EU) Data buffer circuit Reset IC (IC7: S-80928CNMC) 5V regulator (IC5: TA78L05F) MIC amplifier (IC4: NJM2125F) System clock (X1: CSTCC4.91MG) Dimmer circuit 8V regulator (IC6: TA7808F) Volume IC (IC3: M62429FP) AF/MIC switch (IC9: TC4W53FU) AF amplifier (IC2: TA7368F) 2 - 2
2-2 HM-157 (Optional product) • TOP VIEW LCD (DS1: A0119) • BOTTOM VIEW CPU (IC1: MPD789405AGK-A30-9EU) Data buffer circuit Reset IC (IC7: S-80928CNMC) 5V regulator (IC5: TA78L05F) MIC amplifier (IC4: NJM2125F) System clock (X1: CSTCC4.91MG) Dimmer circuit 8V regulator (IC6: TA7808F) Volume IC (IC3: M62429FP) AF/MIC switch (IC9: TC4W53FU) AF amplifier (IC2: TA7368F) 2 - 2
Service Manual
Page 10
... signal "DET" 1 6 IC11 Limiter amp. The 2nd IF signal from the 2nd IF amplifier (Q2) is applied to the 2nd mixer section of FM IF IC (IC6, pin 16), and is mixed with a 30.6 MHz 2nd LO signal, which is applied to the SQL amplifier (IC2, pin 1) X1 8V 4 - 2 FM...signal. The FM detector circuit employs a quadrature detection method (linear phase detection), which uses a ceramic discriminator (X1) for demodulating into AF signals. The FM IF IC (IC6 for channel 70, IC1 for demodulating into a 2nd IF signal. The 2nd IF signal from IC1 (pin 9) is then applied to obtain a non-...
... signal "DET" 1 6 IC11 Limiter amp. The 2nd IF signal from the 2nd IF amplifier (Q2) is applied to the 2nd mixer section of FM IF IC (IC6, pin 16), and is mixed with a 30.6 MHz 2nd LO signal, which is applied to the SQL amplifier (IC2, pin 1) X1 8V 4 - 2 FM...signal. The FM detector circuit employs a quadrature detection method (linear phase detection), which uses a ceramic discriminator (X1) for demodulating into AF signals. The FM IF IC (IC6 for channel 70, IC1 for demodulating into a 2nd IF signal. The 2nd IF signal from IC1 (pin 9) is then applied to obtain a non-...
Service Manual
Page 11
...The amplified signal is applied to suppress unwanted 3 kHz or higher signals. The signals passed through the splatter filter (IC8b) to the FM IF IC's active filter section (IC1, pin 8). HM-126RB/ RG) are amplified at the microphone amplifier (IC6a) via the "DET" signal, and are... UNITS) A squelch circuit cuts out AF signals when no RF signals are applied to drive a speaker. The output signal from the FM IF ICs (channel 70; 4-1-5 AF AMPLIFIER CIRCUIT (AF UNIT) The AF amplifier circuit amplifies the demodulated signals to the modulation circuit. 4-2-2 MODULATION CIRCUIT (MAIN...
...The amplified signal is applied to suppress unwanted 3 kHz or higher signals. The signals passed through the splatter filter (IC8b) to the FM IF IC's active filter section (IC1, pin 8). HM-126RB/ RG) are amplified at the microphone amplifier (IC6a) via the "DET" signal, and are... UNITS) A squelch circuit cuts out AF signals when no RF signals are applied to drive a speaker. The output signal from the FM IF ICs (channel 70; 4-1-5 AF AMPLIFIER CIRCUIT (AF UNIT) The AF amplifier circuit amplifies the demodulated signals to the modulation circuit. 4-2-2 MODULATION CIRCUIT (MAIN...
Service Manual
Page 12
... power. 4-3 PLL CIRCUITS 4-3-1 GENERAL The PLL circuit provides stable oscillation of divided VCO frequency with the reference frequency. The PLL IC sets the divided ratio based on serial data from PLL Q28 Pre drive Q30 YGR Power module IC13 L89 D47 D48 to antenna ... detector section. IC1, pin 106) "TMUTE" signal from the D/A convertor (IC15, pin 14) 4 - 4 The PLL circuit, using a one chip PLL IC (IC12), directly generates the transmit frequency and receive 1st IF frequency with the reference oscillator frequency. The phase detector compares the input signal with a reference...
... power. 4-3 PLL CIRCUITS 4-3-1 GENERAL The PLL circuit provides stable oscillation of divided VCO frequency with the reference frequency. The PLL IC sets the divided ratio based on serial data from PLL Q28 Pre drive Q30 YGR Power module IC13 L89 D47 D48 to antenna ... detector section. IC1, pin 106) "TMUTE" signal from the D/A convertor (IC15, pin 14) 4 - 4 The PLL circuit, using a one chip PLL IC (IC12), directly generates the transmit frequency and receive 1st IF frequency with the reference oscillator frequency. The phase detector compares the input signal with a reference...
Service Manual
Page 13
...applied to the buffer amplifier (AF unit; IC8a). The signalis passed through the analog switch (AF unit; IC1, pin 117) is applied to the PLL IC (IC12, pin 2 or pin 19) via the buffer amplifier (Q19). 4-4 DSC CIRCUITS 4-4-1 DSC MODULATION CIRCUIT (LOGIC, AF AND MAIN UNITS) The... Q27), and are amplified at the buffer amplifiers (Q13 and Q23). amp. A portion of the VCO output signal is re-applied to the FM IF IC 2 (IC1, pin 2) Q16 Phase detector Programmable counter Prescaler Programmable divider Shift register/ data latch 2 3 PSTB 4 PCK 5 PDATA • DSC CIRCUIT "DSC...
...applied to the buffer amplifier (AF unit; IC8a). The signalis passed through the analog switch (AF unit; IC1, pin 117) is applied to the PLL IC (IC12, pin 2 or pin 19) via the buffer amplifier (Q19). 4-4 DSC CIRCUITS 4-4-1 DSC MODULATION CIRCUIT (LOGIC, AF AND MAIN UNITS) The... Q27), and are amplified at the buffer amplifiers (Q13 and Q23). amp. A portion of the VCO output signal is re-applied to the FM IF IC 2 (IC1, pin 2) Q16 Phase detector Programmable counter Prescaler Programmable divider Shift register/ data latch 2 3 PSTB 4 PCK 5 PDATA • DSC CIRCUIT "DSC...
Service Manual
Page 14
...to the bandpass filter (AF unit; Q11, Q12), buffer and IF amplifiers (AF unit; Q2 and Q23), etc. 4-7 PORT ALLOCATIONS 4-7-1 EXPANDER IC (AF unit; Outputs HM-162/1 control signal. 5 MICS1 High : While transmitting via the HM-162/2. High : The speaker is mod- Outputs ...RCV Q2) control signal. Outputs the Hailer speaker TX/RX select signal. 14 HLC High : While transmitting via the Hailer speaker. 4-7-2 EXPANDER IC (AF unit; High : While receiving. High : While transmitting. Outputs MIC/DSC modulation circuit control signal. 11 MIC/DSC High : While ...
...to the bandpass filter (AF unit; Q11, Q12), buffer and IF amplifiers (AF unit; Q2 and Q23), etc. 4-7 PORT ALLOCATIONS 4-7-1 EXPANDER IC (AF unit; Outputs HM-162/1 control signal. 5 MICS1 High : While transmitting via the HM-162/2. High : The speaker is mod- Outputs ...RCV Q2) control signal. Outputs the Hailer speaker TX/RX select signal. 14 HLC High : While transmitting via the Hailer speaker. 4-7-2 EXPANDER IC (AF unit; High : While receiving. High : While transmitting. Outputs MIC/DSC modulation circuit control signal. 11 MIC/DSC High : While ...
Service Manual
Page 15
...(UT-112) control signal. 121 OPSTB Outputs a strobe signal to the voice scrambler unit (UT-112). 124 DASTB Outputs a strobe signal to the PLL IC 71 PCK (MAIN unit; High: While transmitting. ATT level OFF ON (1) ON (2) MAX. 97 ATT2C ATT1C 1 1 0 1 98 ATT1C ATT2C .... Input port for the communicating singal 126 DATAH2M from the transceiver to the transceiver. I /O port for the cloning data to the D/A convertor IC (MAIN unit; IC12, pin 7). I /O port for the communicating singal 127 DATAMH2 from the microphone (HM-162/2) to the micro- 4-7-3 ...
...(UT-112) control signal. 121 OPSTB Outputs a strobe signal to the voice scrambler unit (UT-112). 124 DASTB Outputs a strobe signal to the PLL IC 71 PCK (MAIN unit; High: While transmitting. ATT level OFF ON (1) ON (2) MAX. 97 ATT2C ATT1C 1 1 0 1 98 ATT1C ATT2C .... Input port for the communicating singal 126 DATAH2M from the transceiver to the transceiver. I /O port for the cloning data to the D/A convertor IC (MAIN unit; IC12, pin 7). I /O port for the communicating singal 127 DATAMH2 from the microphone (HM-162/2) to the micro- 4-7-3 ...
Service Manual
Page 20
... R64 R65 R66 R71 R72 R81 R82 R83 ORDER NO. SECTION 6 PARTS LIST • IC-M604 [REPLACEMENT UNITS] ORDER NO. H/V LOCATION [LOGIC UNIT] REF NO. IC1 1140013650 S.IC IC2 1110005771 S.IC IC4 1140008650 S.IC IC5 1180002380 S.IC IC6 1130013200 S.IC IC8 1180000421 S.IC DESCRIPTION HD64F2633RF28 (FX-2577D) S-80942CNMC-G9CT2G HN58X2464TI S-817B33AMC-CWW-T2G TC74LCXR164245 (E F) TA78L05F (TE12) M. H/V LOCATION...
... R64 R65 R66 R71 R72 R81 R82 R83 ORDER NO. SECTION 6 PARTS LIST • IC-M604 [REPLACEMENT UNITS] ORDER NO. H/V LOCATION [LOGIC UNIT] REF NO. IC1 1140013650 S.IC IC2 1110005771 S.IC IC4 1140008650 S.IC IC5 1180002380 S.IC IC6 1130013200 S.IC IC8 1180000421 S.IC DESCRIPTION HD64F2633RF28 (FX-2577D) S-80942CNMC-G9CT2G HN58X2464TI S-817B33AMC-CWW-T2G TC74LCXR164245 (E F) TA78L05F (TE12) M. H/V LOCATION...
Service Manual
Page 21
... IC5 IC6 IC7 IC8 IC9 IC10 IC11 IC12 IC13 IC14 IC16 IC17 IC18 IC19 IC20 1110002031 IC 1180000421 S.IC 1110003091 IC 1130007690 S.IC 1130007690 S.IC 1110003750 S.IC 1130007690 S.IC 1110003750 S.IC 1110003750 S.IC 1110005801 IC 1110004520 S.IC 1170000352 S.IC 1130011120 S.IC 1110002400 S.IC 1130007690 S.IC 1130007570 S.IC 1130007570 S.IC 1130007431 S.IC 1110002400 S.IC DESCRIPTION TA7808S (Q) TA78L05F (TE12) LA4425A-E BU4066BCF-E2 BU4066BCF-E2 M5218AFP 600C BU4066BCF-E2 M5218AFP 600C M5218AFP...
... IC5 IC6 IC7 IC8 IC9 IC10 IC11 IC12 IC13 IC14 IC16 IC17 IC18 IC19 IC20 1110002031 IC 1180000421 S.IC 1110003091 IC 1130007690 S.IC 1130007690 S.IC 1110003750 S.IC 1130007690 S.IC 1110003750 S.IC 1110003750 S.IC 1110005801 IC 1110004520 S.IC 1170000352 S.IC 1130011120 S.IC 1110002400 S.IC 1130007690 S.IC 1130007570 S.IC 1130007570 S.IC 1130007431 S.IC 1110002400 S.IC DESCRIPTION TA7808S (Q) TA78L05F (TE12) LA4425A-E BU4066BCF-E2 BU4066BCF-E2 M5218AFP 600C BU4066BCF-E2 M5218AFP 600C M5218AFP...