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Icom IC-M1EURO V, Service Manual

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Icom IC-M1EURO V Service Manual Download Page 25

8 -1

2SK2973

K1

G

D

S

S

2SK2974

K2974

G

G

D

D

S

S

(TOP VIEW)

2SJ417-TL

J417

G

G

D

D

S

S

D

S

G2

G1

B

E

C

UN911F

6O

B

E

C

B

E

C

XP6401

5O

E1

B2

E2

C1

C2

B1

XP6501 AB

5N

E1

B2

E2

C1

C2

B1

SECTION PARTS 

LIST

SECTION 8

SEMI-CONDUCTOR INFORMATION

8 - 1  TRANSISTORS AND FETS

NAME 

SYMBOL

INSIDE VIEW

NAME 

SYMBOL

INSIDE VIEW

2SB1132 R

BARB

2SB1132 Q

BAQ

B

E

C

C

2SD1664 Q

DAQ

B

C

E

C

2SA1588 GR

ZG

2SA1162 GR

SG

C

B

E

2SC2712 Y

LY

2SC2712 GR

LG

2SC2714 Y

QY

2SC4081 R

BR

2SC4215 O

QO

2SC4226 R25

R25

B

E

C

2SK880 Y

XY

G

S

D

3SK166 2

K

3SK239A

AXR

DTC144EU

26

DTC144TU

06

8 - 2  DIODES

NAME 

SYMBOL

INSIDE VIEW

DA204U

K

HSM88AS TR

C1

A

K

HVU17TRF

E

A

K

orange

HVU350TRF

4

A

K

pink

MA8082 M

8-2

MA8130 L

13_

MA8330 M

33–

A

K

SB07-03C

J

A

K

MA77

4B

MA77 AB

4B

A

K

Summary of Contents for IC-M1EURO V

Page 1: ...S 13603MZ CD q 2000 Icom Inc 6 9 16 Kamihigashi Hirano ku Osaka 547 0002 Japan Count on us VHF MARINE TRANSCEIVER im1v im1euro v ...

Page 2: ...ON for a long time when the transceiver is defective 6 DO NOT transmit power into a signal generator or a sweep generator 7 ALWAYS connect a 40 dB or 50 dB attenuator between the transceiver and a deviation meter or spectrum analyzer when using such test equipment 8 READ the instructions of test equipment thoroughly before connecting equipment to the transceiver MODEL VERSION SYMBOL S E Asia IC M1...

Page 3: ...LLOCATIONS 4 4 SECTION 5 ADJUSTMENT PROCEDURES 5 1 PREPARATION 5 1 5 2 PLL AND TRANSMITTER ADJUSTMENTS 5 3 5 3 RECEIVER ADJUSTMENT 5 4 5 4 TRIMMER ADJUSTMENT 5 5 5 5 ATIS ADJUSTMENT 5 5 SECTION 6 PARTS LIST SECTION 7 MECHANICAL PARTS AND DISASSEMBLY AD 95 INFORMATION 7 3 SECTION 8 SEMI CONDUCTOR INFORMATION SECTION 9 BOARD LAYOUTS 9 1 CHARGE UNIT AD 95 9 1 9 2 RF AND VR UNITS 9 2 9 3 MAIN UNIT 9 4...

Page 4: ...ncy response EIA 152C 204D EN301 178 RECEIVER TRANSMITTER GENERAL Tx 156 025 MHz 157 425 MHz Tx 156 025 MHz 157 425 MHz Rx 156 025 MHz 163 275 MHz Rx 156 025 MHz 162 025 MHz 16K0G3E FM BP 215 7 4 V DC 10 C to 60 C 14 F to 140 F 15 C to 55 C 5 F to 131 F 10 ppm 1 5 kHz 1 5 A max 0 7 A max 200 mA 20 mA Type SMA 50 Ω 52 5 W 129 H 30 D mm 21 16 W 53 32 H 13 16 D inch with BP 215 285 g 10 1 oz 5 W 1 W ...

Page 5: ... 157 250 157 300 157 350 157 400 156 025 156 075 156 075 156 125 156 125 156 175 156 175 156 225 156 225 156 275 156 275 156 325 156 325 156 375 156 425 156 475 156 525 156 575 156 625 Receive 157 050 161 700 157 100 161 750 157 150 161 800 161 850 161 900 161 950 162 000 160 625 160 675 156 075 160 725 156 125 160 775 156 175 160 825 156 225 160 875 156 275 160 925 156 325 156 375 156 425 156 475...

Page 6: ...1 2SK2974 2 1 SECTION 2 INSIDE VIEWS MAIN UNIT Top view Bottom view RF UNIT CPU IC9 HD6433835SC94H CPU system clock X2 CR 610 7 9872 MHz IF filter FI1 FI2 SFPC450E T001 450 kHz IF discreminator crystal X1 CDBCA450CX24 450 kHz FM IF IC IC1 TA431136FN D EL AF analog switch IC5 BU4066BCFV Microphone amplifier IC4 NJM2902V Microphone MC1 KUB2823 013280 AF amplifier IC2 NJM2073M EEROM IC7 HN58X2432TI ...

Page 7: ...nd unscrew 3 nuts F G H e Unscrew 3 screws D 2 3 5 mm silver and 2 screws E 2 5 mm black from the RF unit r Unscrew 1 screw J 2 5 mm black and remove 1 washer I t Take off the RF unit in the direction of the arrow Front panel Rubber A B B J2 Rear panel C C C Rear panel MAIN unit J1 J1 RF unit VR unit Knob Connector cap E D J I G F H MAIN unit bottom view UT 98 or UT 112 J3 NOTE Once the front pane...

Page 8: ...signal is applied to a 2nd mixer section of the FM IF IC MAIN unit IC1 pin 16 The signal is then mixed with a 2nd LO signal for conversion into a 450 kHz 2nd IF signal IC1 contains the 2nd mixer limiter amplifier quadrature detector and active filter circuits A 21 25 MHz 2nd LO signal is produced at the PLL circuit using the reference frequency The 2nd IF signal from the 2nd mixer MAIN unit IC1 pi...

Page 9: ...gnal using the microphone audio signals The audio signals MOD change the reactance of D4 to modulate an oscillated signal at the transmitter VCO Q4 Q5 The oscillated signal is amplified at the buffer amplifiers Q6 Q8 4 2 3 DRIVE POWER AMPLIFIER CIRCUITS RF UNIT The signal from the VCO circuit passes through the trans mit receive switching circuit D7 D8 and is applied to the buffer amplifier Q9 The...

Page 10: ... amplified at the buffer amplifier Q1 and then applied to the CPU MAIN unit IC9 pin 93 The amplified signal is controlled by the CPU MAIN unit IC9 and is then applied to bandpass filters D13 D18 as T1 T2 T3 T4 signals via the D A converter IC2 Shift register Prescaler Phase detector Loop filter Programmable counter Programmable divider X1 21 25 MHz 2nd LO signal 21 25 MHz to the FM IF IC MAIN unit...

Page 11: ...h Light ON Outputs beep audio signals Outputs 4V regulator control signal Outputs R4 regulator control signals Low While receiving Outputs T4 regulator control signals Low While transmitting Pin number 82 83 85 86 87 88 90 91 92 93 94 95 96 97 98 99 100 Port name S4C SPSEL ESDA CLIN CLOUT PTT MKEY SWA SWB LVIN TEMPS SQLV TXDET TONE SD NOIS BTYPE Description Outputs S4 regulator control signals Out...

Page 12: ...40 480 pixel display 800 600 pixel display recommend ed ADJUSTMENT SOFTWARE INSTALLATION NOTE Before using the program make a backup copy of the original disk After making a backup copy keep the original disk in a safe place q Boot up Windows Quit all applications when Windows is running w Insert the backup disk1 into the appropriate floppy drive e Select Run from the Start menu r Type the setup p...

Page 13: ...XF Enter to Start SQL Enter to Start ATIS Enter to Start BPF ALL Enter to Start Power Hi 145 Power LO 100 MOD 110 BPF T1 0 Enter to Sweep BPF T2 0 Enter to Sweep BPF T3 0 Enter to Sweep BPF T4 1 Enter to Sweep Power EL 90 CH No 01A RX Freq 156 050 TX Freq 156 050 LVIN 163 A3h 2 75V SQLV 220 DCh 3 71V TXDET 0 00h 0 00V SD 0 00h 0 00V NOIS 0 00h 0 00V TEMPS 187 BBh 30 10 C FRQCON 128 80h 2 16V T1 16...

Page 14: ... LPF 20 kHz De emphasis OFF Detector P P 2 Transmitting PLL LOCK VOLTAGE REFERENCE FREQUENCY OUTPUT POWER FM DEVIATION Top panel Top panel Top panel Use the adjustment program see page 5 2 Loosely couple the frequnecy counter to the antenna connec tor Connect the RF power meter to the antenna connector Connect the FM deviation meter to the antenna connector through the attenuator 2 3 3 3 V Verify ...

Page 15: ...0 71 µV 110 dBm IC M1V 1 µV 107 dBm IC M1EURO V Modulation 1 kHz Deviation 3 5 kHz Receiving Push ENTER key on the keyboard RX SENSITIVITY SQUELCH LEVEL Maxmun level on the computer display T1 T4 respectively ADJUSTMENT ADJUSTMENT CONDITION VALUE 5 3 RECEIVER ADJUSTMENT Select an operation using keys then set specified value using keys on the connected computer keyboard CONVENIENT The BPF T1 BPF T...

Page 16: ...dio generator to the MIC jack and set as 1 0 kHz 40 mV rms Set the FM deviation meter as HPF OFF LPF 20 kHz De emphasis OFF Detector P P 2 Set the cursol to ATIS on the adjust ment program and push ENTER key Transmitting Set the cursol to ATIS on the adjust ment program and push ENTER key Transmitting ATIS MODULATION FRG only Top panel Connect the FM deviation meter to the antenna connector throug...

Page 17: ...5 6 L15 TX sprious adjustment IC M1EURO V only IC M1EURO V RF UNIT TOP VIEW ...

Page 18: ...S RESISTOR ERJ3GEYJ 224 V 220 kΩ R48 7030003610 S RESISTOR ERJ3GEYJ 273 V 27 kΩ R49 7030003690 S RESISTOR ERJ3GEYJ 124 V 120 kΩ R50 7030003600 S RESISTOR ERJ3GEYJ 223 V 22 kΩ R51 7030003690 S RESISTOR ERJ3GEYJ 124 V 120 kΩ R52 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 kΩ R53 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 kΩ R54 7030003460 S RESISTOR ERJ3GEYJ 152 V 1 5 kΩ R55 7030003750 S RESISTOR ERJ3GEYJ ...

Page 19: ...IC C1608 JB 1C 273K T A C52 4550006200 S TANTALUM ECST0JY106R C53 4550006200 S TANTALUM ECST0JY106R C54 4030006900 S CERAMIC C1608 JB 1E 103K T A C55 4550006200 S TANTALUM ECST0JY106R C56 4030006900 S CERAMIC C1608 JB 1E 103K T A C57 4550006200 S TANTALUM ECST0JY106R C58 4030006900 S CERAMIC C1608 JB 1E 103K T A C59 4550006200 S TANTALUM ECST0JY106R C60 4030011810 S CERAMIC C1608 JB 1A 224K T N C6...

Page 20: ...3GEYJ 1R0 V 1 Ω R36 7030003320 S RESISTOR ERJ3GEYJ 101 V 100 Ω R37 7030003520 S RESISTOR ERJ3GEYJ 472 V 4 7 kΩ R38 7030003500 S RESISTOR ERJ3GEYJ 332 V 3 3 kΩ R39 7030003450 S RESISTOR ERJ3GEYJ 122 V 1 2 kΩ R40 7030003310 S RESISTOR ERJ3GEYJ 820 V 82 Ω R41 7030003260 S RESISTOR ERJ3GEYJ 330 V 33 Ω R42 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 kΩ R43 7030003580 S RESISTOR ERJ3GEYJ 153 V 15 kΩ R44 703...

Page 21: ...J T A C84 4030007050 S CERAMIC C1608 CH 1H 220J T A C85 4030007010 S CERAMIC C1608 CH 1H 100D T A C86 4030006860 S CERAMIC C1608 JB 1H 102K T A M1EURO V only C87 4030009910 S CERAMIC C1608 CH 1H 040B T A C88 4030009350 S CERAMIC C1608 CH 1H 3R5B T A C89 4030007130 S CERAMIC C1608 CH 1H 101J T A C90 4030006860 S CERAMIC C1608 JB 1H 102K T A C91 4030009540 S CERAMIC C1608 CH 1H 1R5B T A C93 40300068...

Page 22: ...22 8930039840 1757 Ant seal 1 MP23 8830001160 VR nut K 1 MP24 8930039850 Sealing washer J 1 MP25 8810009340 Screw PH M2 5 SUS ZK 1 MP26 8830001480 VR nut O 1 MP27 8930050660 2320 Connector cap 1 MP28 8810008970 Screw FH BT No 0 M2 3 5 NI ZU 3 MP29 8810009560 Screw PH BT M2 6 ZK 2 MP30 8810008970 Screw FH BT M2 3 5 NI ZU 7 MP31 8810009170 Screw PH B0 M2 5 SUS ZK 4 MP32 8810009160 Screw PH B0 M2 20 ...

Page 23: ... replaced with new one to ensure water tightness Manufacture Semedain Co Type Super X NOTE 4 Once the PTT rubber MP12 C is removed the glue must be applied between the PTT rubber and rear panel Unit abbreviations C CHASSIS M MAIN UNIT R RF UNIT MP3 C NOTE 3 MP4 M MP6 C NOTE 1 MP15 C MP5 C MP30 C MP30 C MP29 C MP30 C MP30 C MP28 C MP5 M MP20 C NOTE 2 MP2 R MP14 C MP13 C MP22 C NOTE 2 MP19 C MP21 C ...

Page 24: ...10 4030004720 S CERAMIC C2012 JB 1H 102K T A J1 6450000410 CONNECTOR HEC0470 01 630 DS1 5040001390 LED TLG124A W1 7030003970 S JUMPER MCR18EZHJ JPW 000 W2 7030003970 S JUMPER MCR18EZHJ JPW 000 W3 7030003970 S JUMPER MCR18EZHJ JPW 000 W4 7030003970 S JUMPER MCR18EZHJ JPW 000 W5 7030003970 S JUMPER MCR18EZHJ JPW 000 EP1 0910051992 PCB B 5392B EP2 6910013110 SPACER TLE60 20 REF ORDER DESCRIPTION NO N...

Page 25: ...MBOL INSIDE VIEW NAME SYMBOL INSIDE VIEW 2SB1132 R BARB 2SB1132 Q BAQ B E C C 2SD1664 Q DAQ B C E C 2SA1588 GR ZG 2SA1162 GR SG C B E 2SC2712 Y LY 2SC2712 GR LG 2SC2714 Y QY 2SC4081 R BR 2SC4215 O QO 2SC4226 R25 R25 B E C 2SK880 Y XY G S D 3SK166 2 K 3SK239A AXR DTC144EU 26 DTC144TU 06 8 2 DIODES NAME SYMBOL INSIDE VIEW DA204U K HSM88AS TR C1 A K HVU17TRF E A K orange HVU350TRF 4 A K pink MA8082 M...

Page 26: ...9 1 9 1 CHARGE UNIT AD 95 SECTION 9 BOARD LAYOUTS MP2 BATV MP3 MP1 J1 TOP VIEW BOTTOM VIEW ...

Page 27: ...IT J2 SP MIC J2 TOP VIEW ANTENNA CHASSIS J1 4 4 7 6 5 4 3 2 1 2 2 1 1 3 3 EXTSP CLONE MIC MICE 1 15 30 16 1 15 30 16 R4V 4V S4V T4V GND TXDET DST MICE HV HV HV EXTSP CLONE MIC SQLV TEMPS IF GND 2ndLO VCC MOD MONI PTTSW LVIN UNLK SO SCK PLST VOLIN VOLOUT MAIN UNIT J1 J1 The combination of this page and the next page shows the unit layout in the same configuration as the actual P C Board RF UNIT IC ...

Page 28: ...e and the previous page shows the unit layout in the same configuration as the actual P C Board BOTTOM VIEW RF UNIT IC M1V The combination of this page and the previous page shows the unit layout in the same configuration as the actual P C Board BOTTOM VIEW RF UNIT IC M1EURO V BOTTOM VIEW VR UNIT ...

Page 29: ...C19 1 2 AFOUT GND SPEAKER SP1 9 4 9 3 MAIN UNIT The combination of this page and the next page shows the unit layout in the same configuration as the actual P C Board TOP VIEW ...

Page 30: ...PST SO SCK SQLV MIC CLONE EXTSP HV HV HV MICE DST TXDET GND T4V S4V 4V R4V VOLOUT VOLIN PLST SCK SO UNLK LVIN PTTSW MONI MOD VCC 2ndLO GND IF TEMPS GND GND GND OPTIN S4V RF UNIT J1 J1 GND AFOUT GND C19 9 5 The combination of this page and the previous page shows the unit layout in the same configuration as the actual P C Board BOTTOM VIEW ...

Page 31: ... Q15 VCO T3 T4 T1 T2 IF D15 D16 D17 D18 FI1 FI2 21 7 MHz PWR DET PWR AMP PRE DRIVE Q13 D10 C80 POWCON D13 D14 RF DS1 IC2 IC9 CPU4V LVIN TXDET 4 CPU REG R4 REG T4 REG S4 4V IC6 VCC REG 4V Q5 IC8 R4V Q8 Q9 Q10 VCC MIC AMP PRE ENPHA IC5 SD NOIS IC4A LIMIT AMP AF AMP AF AMP IC4B LPF LPF IC4D R31 C36 AF REG PTT CONT Q1 Q2 HV MIC Q4 PTT PTT GND SP BTYPEI HV ANALOG SW Q11 D1 BUFF HV IC2 IC2 IC3 Q3 ANALOG...

Page 32: ...30 39p C32 1 5p C35 0 001 C36 0 3p C118 120p C119 0 001 C121 0 01 C126 0 01 C127 10 C128 0 01 R80 150 R82 10 R83 1 5k R86 1 5k R87 1k R88 100k R89 470 FI2 FL 310 C123 6p C120 0 001 Q14 3SK166 C117 0 01 C116 0 001 C29 47p R9 100 R12 3 9k C17 0 47 C21 0 0033 R15 15k R16 100k C13 2p L2 6 8 H C15 2p R14 68k C11 0 01 C9 9p C10 0 001 L1 82nH C20 0 1 C18 0 1 C16 0 047 C8 9p MODCON MOD R4V 4V C129 10 C130...

Page 33: ...20p D10 HSM88AS D11 MA77 D13 HVU350 C97 0 001 C96 4p D14 HVU350 R42 10k R43 15k R44 100 R48 100 R57 1M R56 82 R58 100k R62 220k R63 560k R65 220 D12 MA77 C83 18p L19 47nH C91 1 5p C87 4p IC M1EURO V only R60 100k R59 1M C89 100p MP5 R61 680k R64 680k 1 3 2 4 5 IC3 NJM2125F R102 100k R103 100 C141 0 001 C52 0 001 C53 0 001 R49 10k R47 1k C61 0 001 C95 5p L20 54nH L21 54nH Q13 3SK239A D7 MA77 D8 MA7...

Page 34: ...VU350 C98 0 01 C105 1 5p C110 0 001 C112 33p C114 11p C38 5p R34 4 7k C45 22p C47 0 001 R39 1 2k R67 10 R68 100k R69 1M R70 100k R71 1M R72 100k R73 100 R74 4 7k R78 100k L25 0 1 H C113 56p L24 47nH C111 5p D18 HVU350 D17 HVU350 C109 8p C108 100p C103 100p C102 8p R4V 1stLO L22 33nH Q9 2SC4226 R104 33k R105 10k C142 0 01 L23 33nH FI1 FL 310 Q2 DTC144EU D2 MA77 R17 100k Q5 2SC4226 Q6 2SC4215 Q15 2S...

Page 35: ...0k R34 100k R134 4 7k MIC PTT TXOUT RXOUT RXOUT DET MICOUT MICOUT VOLIN MICE HV VOLIN SPEAKER SP1 MICROPHONE AFOUT GND MICE MC1 KUB2823 1 2 J2 CB10 C31 0 001 C30 0 001 R27 33k CB11 C32 0 001 MIC AFOUT PTTSW PTTSW R68 4 7k C53 10 S4V 4V VCC CLONE PTT T4V R4V S4V 4V VCC DET PTT CLONE T4V R4V Q7 2SA1588 1 2 3 4 5 6 Q9 XP6501 Q10 2SB1132 R69 4 7k R70 4 7k R71 2 2k Q8 DTC144EU C59 10 C58 0 01 C57 10 C5...

Page 36: ...G9 SEG8 CHEXT 9 1k 0 1k 1k CB8 CB9 C88 0 1 C89 0 1 R113 100k R114 100k R115 100k C87 0 1 CP1 TDEC 26 27 28 29 30 31 COM4 32 COM3 33 COM2 34 COM1 35 ATIS1 37 ATIS2 38 ATIS3 39 ATIS4 40 ATIS5 41 ATIS6 42 ATIS7 43 SEG1 44 SEG2 45 SEG3 46 SEG4 47 SEG5 48 SEG6 49 SEG7 50 1 2 3 4 5 6 7 8 9 10 SEG3 11 SEG4 12 SEG5 13 SEG6 14 SEG7 15 SEG8 16 SEG9 17 SEG10 18 SEG11 19 SEG12 20 SEG16 21 SEG20 22 SEG24 23 SE...

Page 37: ...8 RES 9 MD0 10 P20 IRQ4 ADTRG 11 P21 UD 12 P22 13 P23 14 P24 15 P25 16 P26 17 P27 18 P30 SCK1 19 P31 SI1 20 P32 SO1 21 P33 SCK2 22 P34 SI2 23 P35 SO2 24 P36 STRB 25 P37 CS VSS V3 V2 V1 VCC PA0 COM1 PA1 COM2 PA2 COM3 PA3 COM4 P57 WKP7 SEG8 P56 WKP6 SEG7 P55 WKP5 SEG6 P54 WKP4 SEG5 P53 WKP3 SEG4 P52 WKP2 SEG3 P51 WKP1 SEG2 P50 WKP0 SEG1 P60 SEG9 P61 SEG10 P62 SEG11 P63 SEG12 P64 SEG13 P65 SEG14 P66 ...

Page 38: ...ca Inc Glenwood Centre 150 6165 Highway 17 Delta B C V4K 5B8 Canada Phone 1 604 952 4266 Fax 1 604 952 0090 URL http www icomcanada com E mail info icomcanada com Icom Canada A B N 88 006 092 575 290 294 Albert Street Brunswick Victoria 3056 Australia Phone 61 03 9387 0666 Fax 61 03 9387 0022 URL http www icom net au E mail sales icom net au Icom Australia Pty Ltd 146A Harris Road East Tamaki Auck...

Page 39: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13603MZ CD w 1999 Icom Inc ...

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