Icom VHF MARINE TRANSCEIVER IC-M501EURO Service Manual Download

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[MAIN UNIT]

S.=Surface mount

C171

4510004630 S.ELECTROLYTIC

ECEV1CA100SR

C172

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C173

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C174

4510004630 S.ELECTROLYTIC

ECEV1CA100SR

C175

4510004630 S.ELECTROLYTIC

ECEV1CA100SR

C176

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C177

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C178

4030006900 S.CERAMIC

C1608 JB 1E 103K-T-A

C179

4510007470 ELECTROLYTIC

16 MV 1000 CA

C180

4030006900 S.CERAMIC

C1608 JB 1E 103K-T-A

C181

4030006860 S.CERAMIC

C1608 JB 1H 102K-T-A

C182

4550006130 S.TANTALUM

ECST1VY224R

C183

4030008890 S.CERAMIC

C1608 JB 1C 273K-T-A

C184

4030008890 S.CERAMIC

C1608 JB 1C 273K-T-A

C185

4030006870 S.CERAMIC

C1608 JB 1H 222K-T-A

C186

4030009490 S.CERAMIC

C1608 JB 1H 821K-T-A

C188

4510004630 S.ELECTROLYTIC

ECEV1CA100SR

C189

4030012600 S.CERAMIC

C2012 JB 1A 105M-T-A

C190

4030010770 S.CERAMIC

C1608 JB 1H 392K-T-A

C191

4030010770 S.CERAMIC

C1608 JB 1H 392K-T-A

C192

4030012600 S.CERAMIC

C2012 JB 1A 105M-T-A

C193

4030012600 S.CERAMIC

C2012 JB 1A 105M-T-A

C194

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C195

4030006900 S.CERAMIC

C1608 JB 1E 103K-T-A

C196

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C197

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C198

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C199

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C200

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C201

4030007090 S.CERAMIC

C1608 CH 1H 470J-T-A

C202

4030007090 S.CERAMIC

C1608 CH 1H 470J-T-A

C203

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C204

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C205

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C206

4030007090 S.CERAMIC

C1608 CH 1H 470J-T-A

C207

4030006900 S.CERAMIC

C1608 JB 1E 103K-T-A

C208

4030006850 S.CERAMIC

C1608 JB 1H 471K-T-A

C209

4030006900 S.CERAMIC

C1608 JB 1E 103K-T-A

C210

4030006850 S.CERAMIC

C1608 JB 1H 471K-T-A

C212

4030011810 S.CERAMIC

C1608 JB 1A 224K-T-N

C213

4030007090 S.CERAMIC

C1608 CH 1H 470J-T-A

C214

4030008900 S.CERAMIC

C1608 JB 1C 333K-T-A

C215

4030007170 S.CERAMIC

C1608 CH 1H 221J-T-A

C216

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C217

4030006900 S.CERAMIC

C1608 JB 1E 103K-T-A

C218

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C219

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C220

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C221

4030006900 S.CERAMIC

C1608 JB 1E 103K-T-A

C222

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C223

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C224

4030007050 S.CERAMIC

C1608 CH 1H 220J-T-A

C225

4030006860 S.CERAMIC

C1608 JB 1H 102K-T-A

C226

4030008650 S.CERAMIC

C1608 JB 1H 332K-T-A

C227

4030007110 S.CERAMIC

C1608 CH 1H 680J-T-A

C228

4030008470 S.CERAMIC

C1608 JB 1H 272K-T-A

C229

4030007090 S.CERAMIC

C1608 CH 1H 470J-T-A

C230

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C231

4030006900 S.CERAMIC

C1608 JB 1E 103K-T-A

C232

4510004630 S.ELECTROLYTIC

ECEV1CA100SR

C233

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C234

4030006900 S.CERAMIC

C1608 JB 1E 103K-T-A

C235

4510004630 S.ELECTROLYTIC

ECEV1CA100SR

C236

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C237

4030006860 S.CERAMIC

C1608 JB 1H 102K-T-A

C238

4030006900 S.CERAMIC

C1608 JB 1E 103K-T-A

C239

4030012600 S.CERAMIC

C2012 JB 1A 105M-T-A

C240

4030012600 S.CERAMIC

C2012 JB 1A 105M-T-A

C241

4030006860 S.CERAMIC

C1608 JB 1H 102K-T-A

C242

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C243

4510007470 ELECTROLYTIC

16 MV 1000 CA

C244

4510007470 ELECTROLYTIC

16 MV 1000 CA

C245

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C246

4030011810 S.CERAMIC

C1608 JB 1A 224K-T-N

C248

4030008890 S.CERAMIC

C1608 JB 1C 273K-T-A

C249

4030007010 S.CERAMIC

C1608 CH 1H 100D-T-A

C250

4030007070 S.CERAMIC

C1608 CH 1H 330J-T-A

C251

4030009650 S.CERAMIC

C1608 CH 1H 240J-T-A

C252

4030009650 S.CERAMIC

C1608 CH 1H 240J-T-A

C253

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C254

4030006900 S.CERAMIC

C1608 JB 1E 103K-T-A

C255

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C256

4510004630 S.ELECTROLYTIC

ECEV1CA100SR

C257

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C258

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C259

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C260

4030006860 S.CERAMIC

C1608 JB 1H 102K-T-A

C261

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C262

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C264

4030006850 S.CERAMIC

C1608 JB 1H 471K-T-A

C265

4030007090 S.CERAMIC

C1608 CH 1H 470J-T-A

C266

4030007090 S.CERAMIC

C1608 CH 1H 470J-T-A

C267

4030007090 S.CERAMIC

C1608 CH 1H 470J-T-A

C268

4030007090 S.CERAMIC

C1608 CH 1H 470J-T-A

C269

4030007090 S.CERAMIC

C1608 CH 1H 470J-T-A

C270

4030007090 S.CERAMIC

C1608 CH 1H 470J-T-A

C271

4030007090 S.CERAMIC

C1608 CH 1H 470J-T-A

C272

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C273

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C274

4030006860 S.CERAMIC

C1608 JB 1H 102K-T-A

C278

4030006860 S.CERAMIC

C1608 JB 1H 102K-T-A

C279

4030006860 S.CERAMIC

C1608 JB 1H 102K-T-A

C282

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C283

4030006860 S.CERAMIC

C1608 JB 1H 102K-T-A

C284

4030009510 S.CERAMIC

C1608 CH 1H 010B-T-A

C285

4030006860 S.CERAMIC

C1608 JB 1H 102K-T-A

C286

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C287

4030006980 S.CERAMIC

C1608 CH 1H 070D-T-A

C288

4030009910 S.CERAMIC

C1608 CH 1H 040B-T-A

C289

4030009530 S.CERAMIC

C1608 CH 1H 030B-T-A

C290

4030009500 S.CERAMIC

C1608 CH 1H 0R5B-T-A

C291

4030009500 S.CERAMIC

C1608 CH 1H 0R5B-T-A

C292

4550006130 S.TANTALUM

ECST1VY224R

C293

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C294

4550006560 S.TANTALUM

ECST1CY225R

C295

4550006810 S.TANTALUM

ECST1VY473R

C296

4550006810 S.TANTALUM

ECST1VY473R

C297

4030009510 S.CERAMIC

C1608 CH 1H 010B-T-A

C298

4030009520 S.CERAMIC

C1608 CH 1H 020B-T-A

C299

4030009910 S.CERAMIC

C1608 CH 1H 040B-T-A

C300

4030006860 S.CERAMIC

C1608 JB 1H 102K-T-A

C301

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C302

4030009560 S.CERAMIC

C1608 CH 1H R75B-T-A

C303

4030006860 S.CERAMIC

C1608 JB 1H 102K-T-A

C304

4030011810 S.CERAMIC

C1608 JB 1A 224K-T-N

C305

4030011810 S.CERAMIC

C1608 JB 1A 224K-T-N

C306

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C307

4030011810 S.CERAMIC

C1608 JB 1A 224K-T-N

C308

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C309

4030011810 S.CERAMIC

C1608 JB 1A 224K-T-N

C312

4030006900 S.CERAMIC

C1608 JB 1E 103K-T-A

C313

4030007090 S.CERAMIC

C1608 CH 1H 470J-T-A

C314

4550006700 S.TANTALUM

ECST1AY106R

C317

4550006700 S.TANTALUM

ECST1AY106R

C318

4550006700 S.TANTALUM

ECST1AY106R

C319

4030011600 S.CERAMIC

C1608 JB 1C 104KT-N

C320

4030006860 S.CERAMIC

C1608 JB 1H 102K-T-A

C321

4030007090 S.CERAMIC

C1608 CH 1H 470J-T-A

C322

4030007090 S.CERAMIC

C1608 CH 1H 470J-T-A

C323

4030006850 S.CERAMIC

C1608 JB 1H 471K-T-A

C324

4030007090 S.CERAMIC

C1608 CH 1H 470J-T-A

C325

4030007090 S.CERAMIC

C1608 CH 1H 470J-T-A

C326

4030007090 S.CERAMIC

C1608 CH 1H 470J-T-A

C327

4030007090 S.CERAMIC

C1608 CH 1H 470J-T-A

RL1

6330001620 RELAY

FTR-F3AA012E

RL2

6310000030 S.RELAY

FTR-B3GA4.5Z-B10

6510021300 S.CONNECTOR

52365-1091

6510022020 S.CONNECTOR

14FLT-SM1-TB

6510022020 S.CONNECTOR

14FLT-SM1-TB

6510016430 S.CONNECTOR

53307-1491

6510018920 S.CONNECTOR

B8B-PH-SM3-TB

6510018960 S.CONNECTOR

B2B-PH-SM3-TB

8900010210 CABLE

OPC-1026

7030003860 S.JUMPER

ERJ3GE JPW V

7030003860 S.JUMPER

ERJ3GE JPW V

EP1

0910052102 PCB

B 5426B

6 - 6

REF

ORDER

DESCRIPTION

NO.

REF

ORDER

DESCRIPTION

NO.

Summary of Contents for VHF MARINE TRANSCEIVER IC-M501EURO

Page 1: ...VHF MARINE TRANSCEIVER iM501EURO SERVICE MANUAL...

Page 2: ...rew Icom screw E7 IC M501EURO CHASSIS 10 pieces Addresses are provided on the inside back cover for your convenience REPAIR NOTES 1 Make sure a problem is internal before disassembling the transceiver...

Page 3: ...EDURES 5 1 PREPARATION 5 1 5 2 PLL ADJUSTMENTS 5 2 5 3 TRANSMITTER ADJUSTMENTS 5 2 5 4 RECEIVER ADJUSTMENTS 5 4 SECTION 6 PARTS LIST SECTION 7 MECHANICAL PARTS 7 1 IC M501EURO 7 1 7 2 HM 126 7 1 SECTI...

Page 4: ...z Spurious emissions 0 25 W Adjacent channel power 70 dB Residual modulation 40 dB Audio harmonic distortion Less than 10 at 60 deviation Audio frequency response 1 dB to 3 dB of 6 dB octave from 300...

Page 5: ...025 156 025 156 075 156 075 156 125 156 125 156 175 156 175 156 225 156 225 156 275 156 275 156 325 156 325 161 600 157 000 161 650 157 050 161 700 157 100 161 750 157 150 161 800 161 850 161 900 161...

Page 6: ...plifier Q12 2SC2954 1st mixer Q3 3SK166 Reset IC IC15 S 80928ANMP Located under side of the point Reference oscillator X2 CR 659 21 25 MHz 1st IF filter FI1 FI2 FL 310 Power module IC3 SC 1302 System...

Page 7: ...ening the transceiver case Follow the case opening procedure shown here when you want to install an optional unit etc q Remove the 6 screws as shown below and open the trans ceiver w Remove the 4 scre...

Page 8: ...the 1st mixer circuit Q3 to produce a 21 7 MHz 1st IF signal The 1st IF signal is applied to a pair of crystal filters FI1 FI2 to suppress out of band signals and is then amplified at the IF amplifier...

Page 9: ...ifier to obtain the pre emphasis charac teristics The amplified signals are applied to the IDC amplifier IC13a pin 2 via the analog switch IC12 pins 8 9 and pins 4 3 and are passed through the splatte...

Page 10: ...s D6 D7 of the TX VCO to stabilize the oscillated frequency 4 3 3 RX LOOP The generated signal at the RX VCO Q8 D9 D10 enters the PLL IC IC2 pin 19 and is divided at the programmable divider section a...

Page 11: ...T CPU IC1 and Q2 Q3 Q8 are dimmer circuit and control the LCD backlight LED CONTRAST CIRCUIT CPU IC1 and Q1 Q4 are contrast circuit and control the 8 step display contrast 4 7 PORT ALLOCATIONS 4 7 1 S...

Page 12: ...44 45 46 57 58 60 61 62 66 67 68 69 71 75 100 1 2 3 4 5 6 7 8 10 11 12 13 14 15 16 17 19 20 23 STRU SCON OPSTB PSTB CK DATA PTTM PTTS MMUTE SMUTE SP HI LO SEND TMUTE SRXD STXD CLRX CLTX ECK Outputs c...

Page 13: ...generator Standard signal generator SSG Oscilloscope AC millivoltmeter External speaker Attenuator GRADE AND RANGE Frequency range 300 3000 Hz Measuring range 1 500 mV Frequency range 0 1 300 MHz Outp...

Page 14: ...pe to check point CP1 Connect a digital multi meter or oscil loscope to check point CP2 Loosely couple the frequency counter to the antenna con nector 2 5 V 3 4 4 1 V 2 8 V 2 5 3 5 V 156 8000 MHz MAIN...

Page 15: ...t R84 Frequency deviation adjustment R84 Reference frequency adjustment C70 Lock voltage check point for RX CP1 Lock voltage check point for TX CP2 Lock voltage adjustment for RX L13 PTT J7 1 8 Audio...

Page 16: ...nd connect a distortion meter with a 4 load to EXT SP receptacle Connect an SSG to the antenna connector and set as Frequency 156 800 MHz Level 10 V 97 dBm Modulation 1 kHz Deviation 3 5 kHz Receiving...

Page 17: ...5 5 Receive sensitivity adjustment L4 L3 L2 L1 Squelch check point CP5 Squelch adjustment R33 Receive sensitivity check point CP3...

Page 18: ...k R48 7030003560 S RESISTOR ERJ3GEYJ 103 V 10 k R49 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 k R50 7030003750 S RESISTOR ERJ3GEYJ 394 V 390 k R51 7030003690 S RESISTOR ERJ3GEYJ 124 V 120 k R52 7030003...

Page 19: ...1530002850 S TRANSISTOR 2SC4116 BL TE85R Q20 1520000460 S TRANSISTOR 2SB1132 T100 R Q21 1590000430 S TRANSISTOR DTC144EUA T106 Q22 1520000460 S TRANSISTOR 2SB1132 T100 R Q23 1590000430 S TRANSISTOR D...

Page 20: ...683 V 68 k R36 7030003420 S RESISTOR ERJ3GEYJ 681 V 680 R37 7030003320 S RESISTOR ERJ3GEYJ 101 V 100 R38 7030003300 S RESISTOR ERJ3GEYJ 680 V 68 R39 7030003320 S RESISTOR ERJ3GEYJ 101 V 100 R40 703000...

Page 21: ...OR ERJ3GEYJ 100 V 10 R191 7030003680 S RESISTOR ERJ3GEYJ 104 V 100 k R192 7030003490 S RESISTOR ERJ3GEYJ 272 V 2 7 k R193 7030003610 S RESISTOR ERJ3GEYJ 273 V 27 k R194 7030003680 S RESISTOR ERJ3GEYJ...

Page 22: ...C79 4030008880 S CERAMIC C1608 JB 1C 223K T A C81 4030006900 S CERAMIC C1608 JB 1E 103K T A C96 4030006860 S CERAMIC C1608 JB 1H 102K T A C97 4030006900 S CERAMIC C1608 JB 1E 103K T A C98 4030007020 S...

Page 23: ...608 JB 1C 273K T A C249 4030007010 S CERAMIC C1608 CH 1H 100D T A C250 4030007070 S CERAMIC C1608 CH 1H 330J T A C251 4030009650 S CERAMIC C1608 CH 1H 240J T A C252 4030009650 S CERAMIC C1608 CH 1H 24...

Page 24: ...030003410 S RESISTOR ERJ3GEYJ 561 V 560 C1 4030011600 S CERAMIC C1608 JB 1C 104KT N C2 4030006860 S CERAMIC C1608 JB 1H 102K T A C6 4030011600 S CERAMIC C1608 JB 1C 104KT N C7 4030011600 S CERAMIC C16...

Page 25: ...SISTOR ERG2SJ 150 C1 4010000460 CERAMIC DD104 B 471K 50V J1 6510003550 CONNECTOR S07B EH S MC1 7700001600 MICROPHONE KUC2123 030245 S1 2260000980 SWITCH SKHHLP014A S2 2260000080 SWITCH SKHHAM024A S3 2...

Page 26: ...lter 1 LOGIC UNIT REF NO ORDER NO DESCRIPTION QTY 7 1 REF NO J1 6510022240 Connector 272MRW 12P 1 DSC UNIT ORDER NO DESCRIPTION QTY REF NO MP1 8510013150 2345 VCO case 1 MP2 8930014140 Earth spring D...

Page 27: ...CH MP10 CH MP20 CH W1 CH EP1 L MP1 L S1 L MP36 CH MP8 CH W1 HM 126 CHASSIS MP19 CH MP11 CH MP42 CH MP44 CH MP37 CH MP51 CH MP47 CH MP21 CH MP21 CH MP7 CH MP9 CH MP1 CH MP18 CH MC1 M MP4 CH MP12 CH MP...

Page 28: ...Y Symbol QK Symbol OY3 Symbol BR Symbol LL Symbol QO Symbol VX Symbol YG Symbol XY Symbol FJ Symbol K Symbol UK Symbol 16 Symbol 06 Symbol 26 Symbol W1 B E C B C E B C E B C E B E C B C E B E C B E C...

Page 29: ...9 1 9 1 LOGIC UNIT SECTION 9 BOARD LAYOUTS TOP VIEW...

Page 30: ...40 41 61 80 60 102 103 128 VPP D5V RESET STXD SRXD GND 1 6 J2 KEYM GND 1 to HM 126 J2 2 J1 SP SP D5V SRESET VPP LMDA HV SP SP GND GND 8V MLDA HVS 1 13 14 2 to MAIN unit J4 J4 DIALB GND DIALA SQLG SQL...

Page 31: ...o OPTION UT 98 or UT 112 10 J6 5V GND OPTIN SCON GND GND GND SCK SDATA OPSTB MICI DETI MICO DETO W1 to VR unit J1 GND VOL1 VOL2 from DSC unit J3 1 13 14 2 J3 GND DMDA CMDA VCC DSCMOD GND MICG ICF3 MDD...

Page 32: ...9 4 BOTTOM VIEW 1 1 1 1 7 14 8 8 4 5 7 14 8 4 8 5...

Page 33: ...DDA MCDA D5V VCC SAFO SMIC 9 3 DSC UNIT TOP VIEW 9 4 ANT UNIT 9 5 PWR CORD UNIT 1 4 to MAIN unit J1 HV HV GND GND TOP VIEW 9 6 VR UNIT 1 to MAIN unit W1 3 J1 VOL1 VOL2 GND 9 7 SQL UNIT 1 to LOGIC unit...

Page 34: ...4 5 6 7 J1 KGND 1 2 3 4 5 6 7 P3 PTT MIC MICE SPMIC KEYM UP ON 2 0V DN ON 3 0V H L ON 3 8V GND KGND W1 W4 W3 R5 15 W2 C1 470p C2 470p R1 12k SP1 S36G04K 4 MC1 KUC2123 030245 UP PTT DN S1 SKHHLP014A S2...

Page 35: ...L UNIT X1 4 91 MHz SQLV SUB MPU KEY BOARD DIAL UNIT IC2 HD66712SA03FS IC1 PD78F9418AGK 9EU D5V ENCODER SQL UNIT DS1 Q1 Q4 2SK1069 LCD CONT DIM CTRL Q2 2SC4116 Q3 2SB1132 Q8 2SC4116 DS2 DS17 SML 311YT...

Page 36: ...COM10 COM9 SEG6 SEG7 SEG8 SEG9 SEG10 SEG16 SEG17 SEG18 SEG19 SEG20 SEG26 SEG27 SEG28 SEG29 SEG30 SEG36 SEG37 SEG38 SEG39 SEG40 SEG46 SEG47 SEG48 SEG49 SEG50 SEG56 SEG57 SEG58 SEG59 SEG60 COM1 COM2 COM...

Page 37: ...0 C110 0 001 C111 0 001 R73 10 L18 82n C112 1p Q12 2SC2954 R74 1k C114 0 001 C115 6 8 C116 22p C117 18p L19 47n C118 39p L20 47n C119 18p R75 10 C113 0 001 C322 47p C323 470p C96 0 001 C97 0 01 C98 12...

Page 38: ...O I 10 I O 11 CONT D 12 CONT A 13 VDD 14 IC10 BU4066BCF R135 1M R136 1M R137 2 7k C198 0 1 C199 0 1 C200 0 1 C195 0 01 C192 1 C193 1 R280 10k R281 820 OPT BUS MAIN BUS SAFO SMIC R117 1k C182 0 22 C18...

Page 39: ...ne 425 454 8155 Fax 425 454 1509 URL http www icomamerica com Customer Service Phone 425 454 7619 Glenwood Centre 150 6165 Highway 17 Delta B C V4K 5B8 Canada Phone 604 952 4266 Fax 604 952 0090 URL h...

Page 40: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13702HZ CD q 2000 Icom Inc...

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Icom VHF MARINE TRANSCEIVER IC-M501EURO, Service Manual

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Summary of Contents for VHF MARINE TRANSCEIVER IC-M501EURO

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