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[MAIN UNIT]

[MAIN UNIT]

C213* 4550006320 S.TANTALUM

ECST0JY475R

C214

4550006360 S.TANTALUM

ECST1VY104R

C215

4030016930 S.CERAMIC

ECJ0EB1A104K

C216

4030016950 S.CERAMIC

ECJ0EB1A473K

C217

4030016930 S.CERAMIC

ECJ0EB1A104K

C218

4030016760 S.CERAMIC

ECUE1E472KBQ

C219

4030014500 S.CERAMIC

ECUE1H121JCQ

C224

4030016930 S.CERAMIC

ECJ0EB1A104K

C225

4030016950 S.CERAMIC

ECJ0EB1A473K

C226

4030016950 S.CERAMIC

ECJ0EB1A473K

C227

4030017040 S.CERAMIC

ECJ0EB1A333K

C228

4030014220 S.CERAMIC

ECUE1E471KBQ

C229

4030014180 S.CERAMIC

ECUE1H470JCQ

C230* 4550006700 S.TANTALUM

ECST1AY106R

C231

4030016760 S.CERAMIC

ECUE1E472KBQ

C232

4030016920 S.CERAMIC

ECUE1H222KBQ

C233

4030016930 S.CERAMIC

ECJ0EB1A104K

C234

4030014180 S.CERAMIC

ECUE1H470JCQ

C235* 4550006620 S.TANTALUM

ECST0JY226R

C236* 4550006620 S.TANTALUM

ECST0JY226R

C237* 4550006620 S.TANTALUM

ECST0JY226R

C238* 4550006620 S.TANTALUM

ECST0JY226R

C239

4030016790 S.CERAMIC

ECJ0EB1C103K

C240

4030016790 S.CERAMIC

ECJ0EB1C103K

C241

4030016790 S.CERAMIC

ECJ0EB1C103K

C242* 4550006320 S.TANTALUM

ECST0JY475R

C243* 4550006950 S.TANTALUM

ECST0JX476R

C244

4030013850 S.CERAMIC

ECUE1E102KBQ

C246

4030013850 S.CERAMIC

ECUE1E102KBQ

C247* 4550006210 S.TANTALUM

ECST1CX106R

C248

4030016960 S.CERAMIC

ECJ0EB1C183K

C249

4030016960 S.CERAMIC

ECJ0EB1C183K

C250

4030014220 S.CERAMIC

ECUE1E471KBQ

C251* 4550006170 S.TANTALUM

ECST1AY225R

C252

4030014220 S.CERAMIC

ECUE1E471KBQ

C253

4030013850 S.CERAMIC

ECUE1E102KBQ

C254* 4550006320 S.TANTALUM

ECST0JY475R

C257

4030016930 S.CERAMIC

ECJ0EB1A104K

C258

4030016930 S.CERAMIC

ECJ0EB1A104K

C259

4030016790 S.CERAMIC

ECJ0EB1C103K

C260

4030013850 S.CERAMIC

ECUE1E102KBQ

C261

4030016930 S.CERAMIC

ECJ0EB1A104K

C262

4030014220 S.CERAMIC

ECUE1E471KBQ

C263

4030016930 S.CERAMIC

ECJ0EB1A104K

C264* 4550006950 S.TANTALUM

ECST0JX476R

C265* 4550006950 S.TANTALUM

ECST0JX476R

C266

4030014220 S.CERAMIC

ECUE1E471KBQ

C267

4030016790 S.CERAMIC

ECJ0EB1C103K

C268

4030016930 S.CERAMIC

ECJ0EB1A104K

C271

4030017030 S.CERAMIC

ECJ0EB1A273K

C272

4030014180 S.CERAMIC

ECUE1H470JCQ

C273

4030014180 S.CERAMIC

ECUE1H470JCQ

C275

4030014180 S.CERAMIC

ECUE1H470JCQ

C276

4030014150 S.CERAMIC

ECUE1H220JCQ

C277

4030014100 S.CERAMIC

ECUE1H070CCQ

C278

4030016790 S.CERAMIC

ECJ0EB1C103K

C279

4030016790 S.CERAMIC

ECJ0EB1C103K

C280

4030014170 S.CERAMIC

ECUE1H330JCQ

C281

4030016930 S.CERAMIC

ECJ0EB1A104K

C282

4030014180 S.CERAMIC

ECUE1H470JCQ

C283

4030014180 S.CERAMIC

ECUE1H470JCQ

C284

4030014180 S.CERAMIC

ECUE1H470JCQ

C285

4030014180 S.CERAMIC

ECUE1H470JCQ

C286

4030014180 S.CERAMIC

ECUE1H470JCQ

C287

4030014180 S.CERAMIC

ECUE1H470JCQ

C288

4030014180 S.CERAMIC

ECUE1H470JCQ

C289

4030014180 S.CERAMIC

ECUE1H470JCQ

C291

4030014180 S.CERAMIC

ECUE1H470JCQ

C292

4030014180 S.CERAMIC

ECUE1H470JCQ

C293

4030014180 S.CERAMIC

ECUE1H470JCQ

C294

4030014180 S.CERAMIC

ECUE1H470JCQ

C295

4030014180 S.CERAMIC

ECUE1H470JCQ

C296

4030014180 S.CERAMIC

ECUE1H470JCQ

C297

4030014180 S.CERAMIC

ECUE1H470JCQ

C298

4030014180 S.CERAMIC

ECUE1H470JCQ

C299

4030014180 S.CERAMIC

ECUE1H470JCQ

C300

4030014180 S.CERAMIC

ECUE1H470JCQ

C301

4030014180 S.CERAMIC

ECUE1H470JCQ

C302

4030014180 S.CERAMIC

ECUE1H470JCQ

C303

4030014180 S.CERAMIC

ECUE1H470JCQ

C304

4030014180 S.CERAMIC

ECUE1H470JCQ

C305

4030014180 S.CERAMIC

ECUE1H470JCQ

C306

4030016930 S.CERAMIC

ECJ0EB1A104K

C307

4030014180 S.CERAMIC

ECUE1H470JCQ

C308

4030014180 S.CERAMIC

ECUE1H470JCQ

C309

4030014180 S.CERAMIC

ECUE1H470JCQ

C310

4030014180 S.CERAMIC

ECUE1H470JCQ

C311

4030014180 S.CERAMIC

ECUE1H470JCQ

C312

4030014180 S.CERAMIC

ECUE1H470JCQ

C313

4030014180 S.CERAMIC

ECUE1H470JCQ

C314

4030014180 S.CERAMIC

ECUE1H470JCQ

C315

4030014180 S.CERAMIC

ECUE1H470JCQ

C316

4030016760 S.CERAMIC

ECUE1E472KBQ

C317

4030016760 S.CERAMIC

ECUE1E472KBQ

C318

4030016790 S.CERAMIC

ECJ0EB1C103K

C319

4030014180 S.CERAMIC

ECUE1H470JCQ

C320

4030014180 S.CERAMIC

ECUE1H470JCQ

C321

4030014180 S.CERAMIC

ECUE1H470JCQ

C322

4030014180 S.CERAMIC

ECUE1H470JCQ

C323

4030014180 S.CERAMIC

ECUE1H470JCQ

C324

4030014180 S.CERAMIC

ECUE1H470JCQ

C325

4030014180 S.CERAMIC

ECUE1H470JCQ

C326

4030014180 S.CERAMIC

ECUE1H470JCQ

C327

4030014180 S.CERAMIC

ECUE1H470JCQ

C328

4030014180 S.CERAMIC

ECUE1H470JCQ

C329

4030014180 S.CERAMIC

ECUE1H470JCQ

C330

4030016930 S.CERAMIC

ECJ0EB1A104K

C331

4030014180 S.CERAMIC

ECUE1H470JCQ

C332

4030014180 S.CERAMIC

ECUE1H470JCQ

C333

4030014180 S.CERAMIC

ECUE1H470JCQ

C334

4030014180 S.CERAMIC

ECUE1H470JCQ

C335

4030014180 S.CERAMIC

ECUE1H470JCQ

C336

4030014180 S.CERAMIC

ECUE1H470JCQ

C337

4030014180 S.CERAMIC

ECUE1H470JCQ

C338

4030014180 S.CERAMIC

ECUE1H470JCQ

C339

4030014180 S.CERAMIC

ECUE1H470JCQ

C340

4030014180 S.CERAMIC

ECUE1H470JCQ

C341

4030014430 S.CERAMIC

C1005 JB 1C 153K-T-A

C342

4030016930 S.CERAMIC

ECJ0EB1A104K

C343

4030017250 S.CERAMIC

ECUE1E821KBQ

C345

4030016790 S.CERAMIC

ECJ0EB1C103K

C346

4030017040 S.CERAMIC

ECJ0EB1A333K

C347

4030016930 S.CERAMIC

ECJ0EB1A104K

C348

4030016930 S.CERAMIC

ECJ0EB1A104K

C349

4030017240 S.CERAMIC

ECUE1C682KBQ

C350

4030016790 S.CERAMIC

ECJ0EB1C103K

C351

4030016930 S.CERAMIC

ECJ0EB1A104K

C352

4030016940 S.CERAMIC

ECJ0EB1A393K

C353

4030013850 S.CERAMIC

ECUE1E102KBQ

C354

4030013850 S.CERAMIC

ECUE1E102KBQ

C355

4030013850 S.CERAMIC

ECUE1E102KBQ

C356

4030014180 S.CERAMIC

ECUE1H470JCQ

C357

4550006770 S.TANTALUM

TEMSVD2 1C 476M-12R

except [IS]

C358

4030014220 S.CERAMIC

ECUE1E471KBQ

except [IS]

C359

4030013850 S.CERAMIC

ECUE1E102KBQ

except [IS]

C360* 4030012600 S.CERAMIC

C2012 JB 1A 105M-T

C362

4030017220 S.CERAMIC

ECUE1E122KBQ

C364

4030014180 S.CERAMIC

ECUE1H470JCQ

C365

4030014180 S.CERAMIC

ECUE1H470JCQ

C366

4030014180 S.CERAMIC

ECUE1H470JCQ

C367

4030014180 S.CERAMIC

ECUE1H470JCQ

C369

4030014110 S.CERAMIC

ECUE1H080CCQ

C371

4030014180 S.CERAMIC

ECUE1H470JCQ

C372

4610001590 S.TRIMMER

TZC3R100A110R00

C373

4610001590 S.TRIMMER

TZC3R100A110R00

C375

4030016930 S.CERAMIC

ECJ0EB1A104K

C376

4030013850 S.CERAMIC

ECUE1E102KBQ

C377

4030014180 S.CERAMIC

ECUE1H470JCQ

C378

4030016930 S.CERAMIC

ECJ0EB1A104K

C379

4030014180 S.CERAMIC

ECUE1H470JCQ

C380

4030014180 S.CERAMIC

ECUE1H470JCQ

C381

4030014180 S.CERAMIC

ECUE1H470JCQ

C382

4030014180 S.CERAMIC

ECUE1H470JCQ

C383

4030016930 S.CERAMIC

ECJ0EB1A104K

C384

4030013850 S.CERAMIC

ECUE1E102KBQ

C385

4030016930 S.CERAMIC

ECJ0EB1A104K

C386

4030014180 S.CERAMIC

ECUE1H470JCQ

C393* 4030012600 S.CERAMIC

C2012 JB 1A 105M-T

C394

4030016960 S.CERAMIC

ECJ0EB1C183K

C395

4030014190 S.CERAMIC

ECUE1H680JCQ

C396* 4030012600 S.CERAMIC

C2012 JB 1A 105M-T

C397

4030016760 S.CERAMIC

ECUE1E472KBQ

C398

4030016760 S.CERAMIC

ECUE1E472KBQ

6 - 6

REF

ORDER

DESCRIPTION

NO.

NO.

REF

ORDER

DESCRIPTION

NO.

NO.

*=Safety critical components      S.=Surface mount

[

GT

]: IC-F30

GT

/F31

GT

, [

GS

]: IC-F30

GS

/F31

GS

[

F30

G]: IC-

F30

GT/

F30

GS, [

F31

G]: IC-

F31

GT/

F31

GS

[

IS

]: Intrinsically safe version

Summary of Contents for IC-F31GS

Page 1: ...VHF TRANSCEIVER iC f30gt iC f30gs iC f3 1 gt iC f3 1 gs...

Page 2: ......

Page 3: ...LL CIRCUITS 4 3 4 4 POWER SUPPLY CIRCUITS 4 4 4 5 CPU PORT ALLOCATIONS 4 4 SECTION 5 ADJUSTMENT PROCEDURES 5 1 PREPARATION 5 1 5 2 PLL ADJUSTMENT 5 4 5 3 SOFTWARE ADJUSTMENT 5 5 SECTION 6 PARTS LIST S...

Page 4: ...GENERAL EIA 152 C 204D or TIA 603 ETS 300 086 GEN 136 000 174 000 MHz 16K0F3E 25 kHz Wide 8K50F3E 12 5 kHz Narrow Max 256 ch 16 channels 16 banks 7 2 V DC negative ground supplied battery pack TX at H...

Page 5: ...ne switch IC19 BU4053BCF 2nd IF filter 450 kHz FI2 SFPCA450KE4A FI3 SFPCA450KG1A Discreminator X2 CDBCB450KCA24 450 kHz T5 regulator Q29 2SA1362 R5 regulator Q30 2SA1362 S5 regulator Q31 2SA1362 5 reg...

Page 6: ...ake off the flexible cable in the direction of the arrow e Unscrew 8 screws F 2 3 mm black to separate the shield plate q Unsolder 2 points G w Unscrew 2 nuts H e Unscrew 6 screws I 2 4 mm silver and...

Page 7: ...r circuit Q19 to produce a 31 65 MHz 1st IF signal The 1st IF signal is passed through a monolithic filter FI1 in order to obtain selection capability and to pass only the desired signals The filtered...

Page 8: ...signals even when noise squelch is open A portion of the AF signals from the FM IF IC IC3 pin 9 passes through the low pass filter IC20b a to remove AF voice signals and is applied to the CTCSS or DTC...

Page 9: ...e quency and receive 1st LO frequency The PLL output com pares the phase of the divided VCO frequency to the refer ence frequency The PLL output frequency is controlled by the divided ratio N data of...

Page 10: ...port for data signals from to EEPROMs IC16 IC24 Outputs beep audio signals Outputs clock signal to EEPROMs IC16 IC24 Outputs clock signal to the D A con verter IC27 SO DAST DTAC SENC CTDA SDEC RXDT A...

Page 11: ...desired IBM is a registered trademark of International Bussiness Machines Corporation in the U S A and other countries Microsoft and Windows are registered trademarks of Microsoft Corporation in the...

Page 12: ...1 18 V REF 112 70h 2 20V MOD BAL 90 5Ah 1 76 V Dev 45 2Dh 0 88 V CTCSS 76 4Ch 1 49 V SQL Lev 0 00h 1 18 V CH No 01 RX Freq 155 000 TX Freq RF Power Low1 Mode Wide Transceiver s connection state Reload...

Page 13: ...io generator Connection to the antenna connector RF power meter 0 1 10 W 50 Frequency counter Attenuator 40 dB or 50 dB FM deviation meter Standard signal generator 0 1 V to 32 mV 127 dBm to 17 dBm CA...

Page 14: ...smitting MAIN Connect a digital multi meter or an oscillo scope to the check point LV 1 2 V 1 0 V 3 0 4 5 V MAIN C372 C373 Verify ADJUSTMENT ADJUSTMENT CONDITIONS UNIT LOCATION VALUE UNIT ADJUST MEASU...

Page 15: ...ugh the JIG cable OPC 966 and set as 1 0 kHz 150 mVrms Transmitting IF bandwidth Narrow Transmitting Operating freq 155 000 MHz Output power Low1 IF bandwidth Wide CTCSS 88 5 Hz DTCS code 007 No audio...

Page 16: ...n nector and set as Frequency 136 000 MHz Level 14 V 84 dBm Modulation 1 kHz Deviation 3 5 kHz Receiving Set an SSG as Level 0 45 V 114 dBm Modulation 1 kHz Deviation 3 5 kHz Receiving Operating freq...

Page 17: ...CERAMIC ECJ0EB1A104K C3 4030016930 S CERAMIC ECJ0EB1A104K C4 4550006150 S TANTALUM ECST1CY105R C6 4550006150 S TANTALUM ECST1CY105R C7 4550006150 S TANTALUM ECST1CY105R C8 4550006150 S TANTALUM ECST1C...

Page 18: ...750000710 S VARICAP HVC350BTRF D21 1750000710 S VARICAP HVC350BTRF D22 1790001250 S DIODE MA2S111 TX D23 1790001250 S DIODE MA2S111 TX D24 1790000620 S DIODE MA77 TX D25 1790000620 S DIODE MA77 TX D26...

Page 19: ...47 R91 7030005050 S RESISTOR ERJ2GEJ 103 X 10 k R92 7030005240 S RESISTOR ERJ2GEJ 473 X 47 k R93 7030005240 S RESISTOR ERJ2GEJ 473 X 47 k R94 7030007300 S RESISTOR ERJ2GEJ 332 X 3 3 k R95 7030009320 S...

Page 20: ...TOR ERJ2GEJ 102 X 1 k R285 7030005050 S RESISTOR ERJ2GEJ 103 X 10 k R288 7030005050 S RESISTOR ERJ2GEJ 103 X 10 k R289 7030005090 S RESISTOR ERJ2GEJ 104 X 100 k R291 7030005090 S RESISTOR ERJ2GEJ 104...

Page 21: ...90 S CERAMIC ECJ0EB1C103K C114 4030016930 S CERAMIC ECJ0EB1A104K C115 4030013850 S CERAMIC ECUE1E102KBQ C116 4030014220 S CERAMIC ECUE1E471KBQ C117 4030013850 S CERAMIC ECUE1E102KBQ C118 4030013850 S...

Page 22: ...016930 S CERAMIC ECJ0EB1A104K C307 4030014180 S CERAMIC ECUE1H470JCQ C308 4030014180 S CERAMIC ECUE1H470JCQ C309 4030014180 S CERAMIC ECUE1H470JCQ C310 4030014180 S CERAMIC ECUE1H470JCQ C311 403001418...

Page 23: ...UE1E102KBQ C432 4030016930 S CERAMIC ECJ0EB1A104K C433 4030014180 S CERAMIC ECUE1H470JCQ C434 4030016930 S CERAMIC ECJ0EB1A104K C437 4030014090 S CERAMIC ECUE1H060CCQ C438 4030013850 S CERAMIC ECUE1E1...

Page 24: ...0100 Screw PH M2 x 4 ZK 2 MP53 8930053630 Seal O ring AH 1 MP54 8930053680 Spring AG 1 MP55 8810004890 Screw PH No 0 M2 6 ZK 2 MP56 8810005360 Screw PH No 0 M2 3 ZK 8 MP57 8810009560 Screw PH BT M2 6...

Page 25: ...P22 C MP37 C MP61 C MP19 C MP26 C MP20 C MP5 C MP57 C MP59 C MP41 C MP40 C MP40 C MP40 C MP1 F MP2 F MP3 F W1 F MC1 F MP60 C MP2 M MP6 M MP3 M MP49 C MP52 C MP52 C MP25 C MP59 C MP32 C MP33 C VR w SW...

Page 26: ...G D D S S TOP VIEW 2SK880 Y XY G S D 2SK2973 K1 G D S S B E C XP6501 AB 5N E1 B2 E2 C1 C2 B1 B E C 3SK206 T1 U78 U78 3SK293 UF D S G2 G1 UN911H 6P B E C XP1214 9H E1 B1 B2 C1 C2 NAME SYMBOL INSIDE VIE...

Page 27: ...age and the next page shows the unit layout in the same configuration as the actual P C Board Surface Inside 1 Inside 2 Under side 1 P0 P1 P2 P3 4 7 2 5 8 0 3 6 9 MICROPHONE 9 1 9 1 FRONT UNIT SECTION...

Page 28: ...1 D2 D3 D4 D5 D7 OSC0 OSC1 VSS PMODE VDD VEE CAP CAP VEE2 1 5 10 15 20 25 30 35 40 VOUT VR2 SCL WRB RDB D0 M86 VS TE RESB CSB RS M S P S V1 V2 V3 NC NC V0 V4 LCD PTT F2 F3 F3 F0 to MAIN unit J3 SPEAKE...

Page 29: ...TTERY R193 GND SPCN D0 FRST PTT D5 D4 D3 D2 D1 RDB WRB RS GND RESB VCC KR0 KR1 KR2 KR3 MIC SP GND 5V D7 D6 to FRONT unit J1 1 26 8 7 2 4 5 6 9 AFO VCC DETECT MICE RESET XRXD XTXD MIC PTT 3 1 8 7 2 BDE...

Page 30: ...3 1 8 7 2 4 5 6 9 3 1 1 2 3 4 5 6 INT SP SW AF VR POWER SW CH SELECT PTT MIC XTXD XRXD RESET MICE DETECT VCC AFO BOTTOM VIEW The combination of this page and the previous page shows the unit layout i...

Page 31: ...Q9 DTC144EU CPU BATT POWER SW FUSE VOXT TA75S01F F1 IC13 DA2 IC15 BEP1 BEP2 TONE VCC BEEP SSOR MCIN X4 Q47 2SC4081 MCOT CR 563 3 58 MHz REM MSKE TRD DIN REGS1 REGS2 RTM RDT FCLR D A IC27 M62334 SCL SD...

Page 32: ...CB13 PTIN PTIN AF FIL MCOT A MCIN VAG VAG MICI R186 68k R187 4 7k C226 0 047 C227 0 033 R188 100k 5V 5V R172 68k R189 470 Q45 UN911H C230 10 R185 120k Q27 2SC4213 R168 39k R184 12k L47 1 0 H B 3 2 1 1...

Page 33: ...7p C275 47p R232 12k D27 MA77 R329 10k X3 CR 681 12 288MHz R235 1k OPT22 OPT21 OPT23 SDA R237 1k C287 47p R236 1k R249 1k C273 47p OPT13 OPT11 OPT12 AUX MSCK MSO PB3 A11 TIOCD3 25 PB4 A12 TIOCA4 26 PE...

Page 34: ...188 47p C184 10 R136 6 8k VLOUT L41 EXCCL3225U1 R134 10 R135 10 C178 100 C179 0 047 C180 47p C181 10 R321 2 2k AFOUT CSFT XIN XOUT C288 47p C289 47p C293 47p R230 12k R231 12k C276 22p C278 0 01 W2 C2...

Page 35: ...dquarters 2380 116th Avenue N E Bellevue WA 98004 U S A Phone 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...

Page 36: ......

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